diff --git a/Framework/include/QualityControl/ExamplePrinterSpec.h b/Framework/include/QualityControl/ExamplePrinterSpec.h
index b93a5f20c9..a88474f2ac 100644
--- a/Framework/include/QualityControl/ExamplePrinterSpec.h
+++ b/Framework/include/QualityControl/ExamplePrinterSpec.h
@@ -43,23 +43,23 @@ class ExamplePrinterSpec : public framework::Task
  public:
   void run(ProcessingContext& processingContext) final
   {
-    LOG(INFO) << "Received data";
+    LOG(info) << "Received data";
     std::shared_ptr<TObjArray> moArray{ DataRefUtils::as<TObjArray>(*processingContext.inputs().begin()) };
 
     if (moArray->IsEmpty()) {
-      LOG(INFO) << "Array is empty";
+      LOG(info) << "Array is empty";
       return;
     }
 
     // get the object
     auto* mo = dynamic_cast<MonitorObject*>(moArray->At(0));
     if (mo == nullptr) {
-      LOG(INFO) << "First element is not a MonitorObject";
+      LOG(info) << "First element is not a MonitorObject";
       return;
     }
     auto* histo = dynamic_cast<TH1F*>(mo->getObject());
     if (histo == nullptr) {
-      LOG(INFO) << "MonitorObject does not contain a TH1";
+      LOG(info) << "MonitorObject does not contain a TH1";
       return;
     }
 
@@ -67,7 +67,7 @@ class ExamplePrinterSpec : public framework::Task
     for (int i = 0; i < histo->GetNbinsX(); i++) {
       bins += " " + std::to_string((int)histo->GetBinContent(i));
     }
-    LOG(INFO) << bins;
+    LOG(info) << bins;
   }
 };
 
@@ -84,7 +84,7 @@ class ExampleQualityPrinterSpec : public framework::Task
   {
     auto qo = processingContext.inputs().get<QualityObject*>("checked-mo");
 
-    LOG(INFO) << "Received Quality: " << qo->getQuality();
+    LOG(info) << "Received Quality: " << qo->getQuality();
   }
 };
 
diff --git a/Framework/test/testQcInfoLogger.cxx b/Framework/test/testQcInfoLogger.cxx
index 3df255c795..5b4a9fbcb0 100644
--- a/Framework/test/testQcInfoLogger.cxx
+++ b/Framework/test/testQcInfoLogger.cxx
@@ -64,7 +64,7 @@ BOOST_AUTO_TEST_CASE(qc_info_logger_2)
   ILOG_INST.log("c. info message");
 
   // Using fairlogger
-  LOG(INFO) << "fair message in infologger";
+  LOG(info) << "fair message in infologger";
 
   // using different levels
   ILOG(Debug, Devel) << "LogDebugDevel" << ENDM;
diff --git a/Modules/CPV/src/PedestalTask.cxx b/Modules/CPV/src/PedestalTask.cxx
index 6d40c0d07b..7b9eebf454 100644
--- a/Modules/CPV/src/PedestalTask.cxx
+++ b/Modules/CPV/src/PedestalTask.cxx
@@ -120,7 +120,7 @@ void PedestalTask::monitorData(o2::framework::ProcessingContext& ctx)
   auto digitsTR = ctx.inputs().get<gsl::span<o2::cpv::TriggerRecord>>("dtrigrec");
   //mNEventsTotal += digitsTR.size();//number of events in the current input
   for (const auto& trigRecord : digitsTR) {
-    LOG(DEBUG) << " monitorData() : trigger record #" << mNEventsTotal
+    LOG(debug) << " monitorData() : trigger record #" << mNEventsTotal
                << " contains " << trigRecord.getNumberOfObjects() << " objects." << ENDM;
     if (trigRecord.getNumberOfObjects() > 0) { //at least 1 digit -> pedestal event
       mNEventsTotal++;
@@ -153,13 +153,13 @@ void PedestalTask::monitorData(o2::framework::ProcessingContext& ctx)
   //   Double_t stats[4];
   //   h->GetStats(stats);
   //   auto s = ctx.inputs().get<TObjString*>("string");
-  //   LOG(INFO) << "String is " << s->GetString().Data();
+  //   LOG(info) << "String is " << s->GetString().Data();
 
   // 3. Access CCDB. If it is enough to retrieve it once, do it in initialize().
   // Remember to delete the object when the pointer goes out of scope or it is no longer needed.
   //   TObject* condition = TaskInterface::retrieveCondition("QcTask/example"); // put a valid condition path here
   //   if (condition) {
-  //     LOG(INFO) << "Retrieved " << condition->ClassName();
+  //     LOG(info) << "Retrieved " << condition->ClassName();
   //     delete condition;
   //   }
 }
@@ -411,7 +411,7 @@ void PedestalTask::fillHistograms()
 
     if (channel % 1000 == 0) {
       ILOG(Info, Devel) << "fillHistograms(): Start to search peaks in channel " << channel << ENDM;
-      LOG(INFO) << "fillHistograms(): Start to search peaks in channel " << channel;
+      LOG(info) << "fillHistograms(): Start to search peaks in channel " << channel;
     }
 
     numberOfPeaks = peakSearcher->Search(mHistAmplitudes[channel], 10., "nobackground", 0.2);
@@ -465,7 +465,7 @@ void PedestalTask::fillHistograms()
 
   //show some info to developer
   ILOG(Info, Devel) << "fillHistograms() : at this time, N events = " << mNEventsTotal << ENDM;
-  LOG(INFO) << "fillPedestals() : I finished filling of histograms";
+  LOG(info) << "fillPedestals() : I finished filling of histograms";
 }
 
 void PedestalTask::resetHistograms()
diff --git a/Modules/EMCAL/src/DigitCheck.cxx b/Modules/EMCAL/src/DigitCheck.cxx
index 83ff07d219..6d58ce63cd 100644
--- a/Modules/EMCAL/src/DigitCheck.cxx
+++ b/Modules/EMCAL/src/DigitCheck.cxx
@@ -104,14 +104,14 @@ void DigitCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkResult
       //
       h->SetFillColor(kGreen);
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       msg->Clear();
       msg->AddText("Mean outside limits or no entries");
       msg->AddText("If NOT a technical run,");
       msg->AddText("call EMCAL on-call.");
       h->SetFillColor(kRed);
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::medium, setting to orange";
+      LOG(info) << "Quality::medium, setting to orange";
       h->SetFillColor(kOrange);
     }
     h->SetLineColor(kBlack);
@@ -130,14 +130,14 @@ void DigitCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkResult
       //
       h->SetFillColor(kGreen);
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       msg->Clear();
       msg->AddText("Mean outside limits or no entries");
       msg->AddText("If NOT a technical run,");
       msg->AddText("call EMCAL on-call.");
       h->SetFillColor(kRed);
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::medium, setting to orange";
+      LOG(info) << "Quality::medium, setting to orange";
       h->SetFillColor(kOrange);
     }
     h->SetLineColor(kBlack);
diff --git a/Modules/EMCAL/src/RawCheck.cxx b/Modules/EMCAL/src/RawCheck.cxx
index 2265e655ea..aa59cb9a4b 100644
--- a/Modules/EMCAL/src/RawCheck.cxx
+++ b/Modules/EMCAL/src/RawCheck.cxx
@@ -68,14 +68,14 @@ void RawCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkResult)
       //
       h->SetFillColor(kGreen);
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       msg->Clear();
       msg->AddText("Presence of Error Code"); //Type of the Error, in SM XX
       msg->AddText("If NOT a technical run,");
       msg->AddText("call EMCAL on-call.");
       h->SetFillColor(kRed);
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::medium, setting to orange";
+      LOG(info) << "Quality::medium, setting to orange";
       h->SetFillColor(kOrange);
     }
     h->SetLineColor(kBlack);
diff --git a/Modules/EMCAL/src/runQCEMCALDigits.cxx b/Modules/EMCAL/src/runQCEMCALDigits.cxx
index 94f2f0fc08..1931221bb7 100644
--- a/Modules/EMCAL/src/runQCEMCALDigits.cxx
+++ b/Modules/EMCAL/src/runQCEMCALDigits.cxx
@@ -101,7 +101,7 @@ o2::framework::WorkflowSpec defineDataProcessing(o2::framework::ConfigContext co
 
   // Path to the config file
   std::string qcConfigurationSource = getConfigPath(config);
-  LOG(INFO) << "Using config file '" << qcConfigurationSource << "'";
+  LOG(info) << "Using config file '" << qcConfigurationSource << "'";
 
   if (!config.options().get<bool>("local") && !config.options().get<bool>("remote")) {
     ILOG(Info, Support) << "Creating a standalone QC topology." << ENDM;
diff --git a/Modules/ITS/src/ITSClusterTask.cxx b/Modules/ITS/src/ITSClusterTask.cxx
index 2b49b7d06f..eb0bc6918d 100644
--- a/Modules/ITS/src/ITSClusterTask.cxx
+++ b/Modules/ITS/src/ITSClusterTask.cxx
@@ -93,10 +93,10 @@ void ITSClusterTask::initialize(o2::framework::InitContext& /*ctx*/)
   std::ifstream file(mDictPath.c_str());
 
   if (file.good()) {
-    LOG(INFO) << "Running with dictionary: " << mDictPath;
+    LOG(info) << "Running with dictionary: " << mDictPath;
     mDict.readBinaryFile(mDictPath);
   } else {
-    LOG(INFO) << "Running without dictionary !";
+    LOG(info) << "Running without dictionary !";
   }
 }
 
@@ -305,12 +305,12 @@ void ITSClusterTask::getJsonParameters()
   mRunNumberPath = mCustomParameters["runNumberPath"];
   mGeomPath = mCustomParameters["geomPath"];
   mNThreads = stoi(mCustomParameters.find("nThreads")->second);
-  LOG(INFO) << "#################### mNThreads : " << mNThreads;
+  LOG(info) << "#################### mNThreads : " << mNThreads;
   for (int ilayer = 0; ilayer < NLayer; ilayer++) {
 
     if (mCustomParameters["layer"][ilayer] != '0') {
       mEnableLayers[ilayer] = 1;
-      LOG(INFO) << "enable layer : " << ilayer;
+      LOG(info) << "enable layer : " << ilayer;
     } else {
       mEnableLayers[ilayer] = 0;
     }
@@ -320,7 +320,7 @@ void ITSClusterTask::getJsonParameters()
 void ITSClusterTask::addObject(TObject* aObject)
 {
   if (!aObject) {
-    LOG(INFO) << " ERROR: trying to add non-existent object ";
+    LOG(info) << " ERROR: trying to add non-existent object ";
     return;
   } else
     mPublishedObjects.push_back(aObject);
@@ -338,7 +338,7 @@ void ITSClusterTask::publishHistos()
 {
   for (unsigned int iObj = 0; iObj < mPublishedObjects.size(); iObj++) {
     getObjectsManager()->startPublishing(mPublishedObjects.at(iObj));
-    LOG(INFO) << " Object will be published: " << mPublishedObjects.at(iObj)->GetName();
+    LOG(info) << " Object will be published: " << mPublishedObjects.at(iObj)->GetName();
   }
 }
 
diff --git a/Modules/ITS/src/ITSRawTask.cxx b/Modules/ITS/src/ITSRawTask.cxx
index 8eb789db3e..40b3ff746e 100644
--- a/Modules/ITS/src/ITSRawTask.cxx
+++ b/Modules/ITS/src/ITSRawTask.cxx
@@ -211,7 +211,7 @@ void ITSRawTask::monitorData(o2::framework::ProcessingContext& ctx)
 
   auto digits = ctx.inputs().get<const std::vector<o2::itsmft::Digit>>("digits");
   auto events = ctx.inputs().get<DigitEvent*>("Events");
-  LOG(INFO) << "Digit Size Getting For This TimeFrame (Event) = " << digits.size();
+  LOG(info) << "Digit Size Getting For This TimeFrame (Event) = " << digits.size();
 
   mErrors = ctx.inputs().get<const std::array<unsigned int, NError>>("Error");
 
diff --git a/Modules/ITS/src/ITSTrackTask.cxx b/Modules/ITS/src/ITSTrackTask.cxx
index aa95f78a4a..a215bbc3f9 100644
--- a/Modules/ITS/src/ITSTrackTask.cxx
+++ b/Modules/ITS/src/ITSTrackTask.cxx
@@ -55,10 +55,10 @@ void ITSTrackTask::initialize(o2::framework::InitContext& /*ctx*/)
   std::ifstream file(dictfile.c_str());
 
   if (file.good()) {
-    LOG(INFO) << "Running with dictionary: " << dictfile.c_str();
+    LOG(info) << "Running with dictionary: " << dictfile.c_str();
     mDict.readBinaryFile(dictfile);
   } else {
-    LOG(INFO) << "Running without dictionary !";
+    LOG(info) << "Running without dictionary !";
   }
 }
 
@@ -182,7 +182,7 @@ void ITSTrackTask::createAllHistos()
 void ITSTrackTask::addObject(TObject* aObject)
 {
   if (!aObject) {
-    LOG(INFO) << " ERROR: trying to add non-existent object ";
+    LOG(info) << " ERROR: trying to add non-existent object ";
     return;
   } else {
     mPublishedObjects.push_back(aObject);
@@ -201,7 +201,7 @@ void ITSTrackTask::publishHistos()
 {
   for (unsigned int iObj = 0; iObj < mPublishedObjects.size(); iObj++) {
     getObjectsManager()->startPublishing(mPublishedObjects.at(iObj));
-    LOG(INFO) << " Object will be published: " << mPublishedObjects.at(iObj)->GetName();
+    LOG(info) << " Object will be published: " << mPublishedObjects.at(iObj)->GetName();
   }
 }
 
diff --git a/Modules/ITS/src/runITS.cxx b/Modules/ITS/src/runITS.cxx
index 237bad4259..e42f1a4841 100644
--- a/Modules/ITS/src/runITS.cxx
+++ b/Modules/ITS/src/runITS.cxx
@@ -80,7 +80,7 @@ WorkflowSpec defineDataProcessing(const ConfigContext& config)
 
   // Path to the config file
   std::string qcConfigurationSource = getConfigPath(config);
-  LOG(INFO) << "Using config file '" << qcConfigurationSource << "'";
+  LOG(info) << "Using config file '" << qcConfigurationSource << "'";
 
   // Generation of Data Sampling infrastructure
   auto configInterface = ConfigurationFactory::getConfiguration(qcConfigurationSource);
diff --git a/Modules/MFT/src/QcMFTClusterCheck.cxx b/Modules/MFT/src/QcMFTClusterCheck.cxx
index 93c4115530..0b160de042 100644
--- a/Modules/MFT/src/QcMFTClusterCheck.cxx
+++ b/Modules/MFT/src/QcMFTClusterCheck.cxx
@@ -67,19 +67,19 @@ void QcMFTClusterCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality chec
     auto* histogram = dynamic_cast<TH1F*>(mo->getObject());
 
     if (checkResult == Quality::Good) {
-      LOG(INFO) << "Quality::Good";
+      LOG(info) << "Quality::Good";
       histogram->SetLineColor(kGreen + 2);
       TLatex* tl = new TLatex(350, 1.05 * histogram->GetMaximum(), "#color[418]{Dummy check status: Good!}");
       histogram->GetListOfFunctions()->Add(tl);
       tl->Draw();
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad";
+      LOG(info) << "Quality::Bad";
       histogram->SetLineColor(kRed + 1);
       TLatex* tl = new TLatex(350, 1.05 * histogram->GetMaximum(), "#color[633]{Dummy check status: Bad!}");
       histogram->GetListOfFunctions()->Add(tl);
       tl->Draw();
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::Medium";
+      LOG(info) << "Quality::Medium";
       histogram->SetLineColor(kOrange);
       TLatex* tl = new TLatex(350, 1.05 * histogram->GetMaximum(), "#color[800]{Dummy check status: Medium!}");
       histogram->GetListOfFunctions()->Add(tl);
diff --git a/Modules/MFT/src/QcMFTDigitCheck.cxx b/Modules/MFT/src/QcMFTDigitCheck.cxx
index 1bf3cb387d..48b5a72e78 100644
--- a/Modules/MFT/src/QcMFTDigitCheck.cxx
+++ b/Modules/MFT/src/QcMFTDigitCheck.cxx
@@ -69,17 +69,17 @@ void QcMFTDigitCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkR
     auto* histogram = dynamic_cast<TH1F*>(mo->getObject());
 
     if (checkResult == Quality::Good) {
-      LOG(INFO) << "Quality::Good";
+      LOG(info) << "Quality::Good";
       TLatex* tl = new TLatex(350, 1.05 * histogram->GetMaximum(), "#color[418]{Dummy check status: Good!}");
       histogram->GetListOfFunctions()->Add(tl);
       tl->Draw();
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad";
+      LOG(info) << "Quality::Bad";
       TLatex* tl = new TLatex(350, 1.05 * histogram->GetMaximum(), "#color[633]{Dummy check status: Bad!}");
       histogram->GetListOfFunctions()->Add(tl);
       tl->Draw();
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::Medium";
+      LOG(info) << "Quality::Medium";
       TLatex* tl = new TLatex(350, 1.05 * histogram->GetMaximum(), "#color[800]{Dummy check status: Medium!}");
       histogram->GetListOfFunctions()->Add(tl);
       tl->Draw();
diff --git a/Modules/MFT/src/QcMFTReadoutCheck.cxx b/Modules/MFT/src/QcMFTReadoutCheck.cxx
index dde2d3b4ff..9cd5c7c9dd 100644
--- a/Modules/MFT/src/QcMFTReadoutCheck.cxx
+++ b/Modules/MFT/src/QcMFTReadoutCheck.cxx
@@ -65,13 +65,13 @@ void QcMFTReadoutCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality chec
     auto* histogram = dynamic_cast<TH1F*>(mo->getObject());
 
     if (checkResult == Quality::Good) {
-      LOG(INFO) << "Quality::Good, setting to green";
+      LOG(info) << "Quality::Good, setting to green";
       histogram->SetLineColor(kGreen + 2);
       TLatex* tl = new TLatex(1.4, 1.05 * histogram->GetMaximum(), "#color[418]{Check status: Good!}");
       histogram->GetListOfFunctions()->Add(tl);
       tl->Draw();
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       histogram->SetLineColor(kRed + 1);
       TLatex* tl = new TLatex(1.4, 1.05 * histogram->GetMaximum(), "#color[633]{Check status: Bad!}");
       histogram->GetListOfFunctions()->Add(tl);
diff --git a/Modules/MFT/src/QcMFTTrackCheck.cxx b/Modules/MFT/src/QcMFTTrackCheck.cxx
index 12e8bc55f5..2e0ec4ab3b 100644
--- a/Modules/MFT/src/QcMFTTrackCheck.cxx
+++ b/Modules/MFT/src/QcMFTTrackCheck.cxx
@@ -60,13 +60,13 @@ void QcMFTTrackCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkR
     auto* histogram = dynamic_cast<TH1F*>(mo->getObject());
 
     if (checkResult == Quality::Good) {
-      LOG(INFO) << "Quality::Good, setting to green";
+      LOG(info) << "Quality::Good, setting to green";
       histogram->SetLineColor(kGreen);
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       histogram->SetLineColor(kRed);
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::Medium, setting to orange";
+      LOG(info) << "Quality::Medium, setting to orange";
       histogram->SetLineColor(kOrange);
     }
     histogram->SetLineColor(kBlack);
diff --git a/Modules/MFT/src/runMFTClustersRootFileReader.cxx b/Modules/MFT/src/runMFTClustersRootFileReader.cxx
index abff0d414e..d316c2c924 100644
--- a/Modules/MFT/src/runMFTClustersRootFileReader.cxx
+++ b/Modules/MFT/src/runMFTClustersRootFileReader.cxx
@@ -50,13 +50,13 @@ class MFTClustersRootFileReader : public o2::framework::Task
   //_________________________________________________________________________________________________
   void init(framework::InitContext& ic)
   {
-    LOG(INFO) << " In MFTClustersRootFileReader::init ... entering ";
+    LOG(info) << " In MFTClustersRootFileReader::init ... entering ";
 
     // open the input file
     auto filename = ic.options().get<std::string>("mft-cluster-infile");
     mFile = std::make_unique<TFile>(filename.c_str(), "OLD");
     if (!mFile->IsOpen()) {
-      LOG(ERROR) << "MFTClustersRootFileReader::init. Cannot open the file: " << filename.c_str();
+      LOG(error) << "MFTClustersRootFileReader::init. Cannot open the file: " << filename.c_str();
       ic.services().get<ControlService>().endOfStream();
       ic.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
@@ -70,7 +70,7 @@ class MFTClustersRootFileReader : public o2::framework::Task
     // check that it has entries
     mNumberOfTF = mTree->GetEntries();
     if (mNumberOfTF == 0) {
-      LOG(ERROR) << "MFTClustersRootFileReader::init. No TFs ";
+      LOG(error) << "MFTClustersRootFileReader::init. No TFs ";
       ic.services().get<ControlService>().endOfStream();
       ic.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
@@ -84,7 +84,7 @@ class MFTClustersRootFileReader : public o2::framework::Task
 
     // Check if this is the last TF
     if (mCurrentTF == mNumberOfTF) {
-      LOG(INFO) << " MFTClustersRootFileReader::run. End of file reached";
+      LOG(info) << " MFTClustersRootFileReader::run. End of file reached";
       pc.services().get<ControlService>().endOfStream();
       pc.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
diff --git a/Modules/MFT/src/runMFTDigitsHotPixelRootFileReader.cxx b/Modules/MFT/src/runMFTDigitsHotPixelRootFileReader.cxx
index ab73807be9..25e12267ce 100644
--- a/Modules/MFT/src/runMFTDigitsHotPixelRootFileReader.cxx
+++ b/Modules/MFT/src/runMFTDigitsHotPixelRootFileReader.cxx
@@ -48,13 +48,13 @@ class MFTDigitsHotPixelRootFileReader : public o2::framework::Task
   //_________________________________________________________________________________________________
   void init(framework::InitContext& ic)
   {
-    LOG(INFO) << " In MFTDigitsHotPixelRootFileReader::init ... entering ";
+    LOG(info) << " In MFTDigitsHotPixelRootFileReader::init ... entering ";
 
     // open the input file
     auto filename = ic.options().get<std::string>("mft-digit-infile");
     mFile = std::make_unique<TFile>(filename.c_str(), "OLD");
     if (!mFile->IsOpen()) {
-      LOG(ERROR) << "MFTDigitsHotPixelRootFileReader::init. Cannot open the file: " << filename.c_str();
+      LOG(error) << "MFTDigitsHotPixelRootFileReader::init. Cannot open the file: " << filename.c_str();
       ic.services().get<ControlService>().endOfStream();
       ic.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
@@ -68,12 +68,12 @@ class MFTDigitsHotPixelRootFileReader : public o2::framework::Task
     // check that it has entries
     mNumberOfTF = mTree->GetEntries();
     if (mNumberOfTF == 0) {
-      LOG(ERROR) << "MFTDigitsHotPixelRootFileReader::init. No TFs ";
+      LOG(error) << "MFTDigitsHotPixelRootFileReader::init. No TFs ";
       ic.services().get<ControlService>().endOfStream();
       ic.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
     }
-    //LOG(INFO) << " oooooooooooo In MFTDigitsHotPixelRootFileReader::init ... mNumberOfTF = " << mNumberOfTF;
+    //LOG(info) << " oooooooooooo In MFTDigitsHotPixelRootFileReader::init ... mNumberOfTF = " << mNumberOfTF;
   }
 
   //_________________________________________________________________________________________________
@@ -83,7 +83,7 @@ class MFTDigitsHotPixelRootFileReader : public o2::framework::Task
 
     // Check if this is the last TF
     if (mCurrentTF == mNumberOfTF) {
-      LOG(INFO) << " MFTDigitsHotPixelRootFileReader::run. End of file reached";
+      LOG(info) << " MFTDigitsHotPixelRootFileReader::run. End of file reached";
       pc.services().get<ControlService>().endOfStream();
       pc.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
diff --git a/Modules/MFT/src/runMFTDigitsRootFileReader.cxx b/Modules/MFT/src/runMFTDigitsRootFileReader.cxx
index 0eb1619b95..6620c15f97 100644
--- a/Modules/MFT/src/runMFTDigitsRootFileReader.cxx
+++ b/Modules/MFT/src/runMFTDigitsRootFileReader.cxx
@@ -49,13 +49,13 @@ class MFTDigitsRootFileReader : public o2::framework::Task
   //_________________________________________________________________________________________________
   void init(framework::InitContext& ic)
   {
-    LOG(INFO) << " In MFTDigitsRootFileReader::init ... entering ";
+    LOG(info) << " In MFTDigitsRootFileReader::init ... entering ";
 
     // open the input file
     auto filename = ic.options().get<std::string>("mft-digit-infile");
     mFile = std::make_unique<TFile>(filename.c_str(), "OLD");
     if (!mFile->IsOpen()) {
-      LOG(ERROR) << "MFTDigitsRootFileReader::init. Cannot open the file: " << filename.c_str();
+      LOG(error) << "MFTDigitsRootFileReader::init. Cannot open the file: " << filename.c_str();
       ic.services().get<ControlService>().endOfStream();
       ic.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
@@ -69,12 +69,12 @@ class MFTDigitsRootFileReader : public o2::framework::Task
     // check that it has entries
     mNumberOfTF = mTree->GetEntries();
     if (mNumberOfTF == 0) {
-      LOG(ERROR) << "MFTDigitsRootFileReader::init. No TFs ";
+      LOG(error) << "MFTDigitsRootFileReader::init. No TFs ";
       ic.services().get<ControlService>().endOfStream();
       ic.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
     }
-    //LOG(INFO) << " oooooooooooo In MFTDigitsRootFileReader::init ... mNumberOfTF = " << mNumberOfTF;
+    //LOG(info) << " oooooooooooo In MFTDigitsRootFileReader::init ... mNumberOfTF = " << mNumberOfTF;
   }
 
   //_________________________________________________________________________________________________
@@ -84,7 +84,7 @@ class MFTDigitsRootFileReader : public o2::framework::Task
 
     // Check if this is the last TF
     if (mCurrentTF == mNumberOfTF) {
-      LOG(INFO) << " MFTDigitsRootFileReader::run. End of file reached";
+      LOG(info) << " MFTDigitsRootFileReader::run. End of file reached";
       pc.services().get<ControlService>().endOfStream();
       pc.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
diff --git a/Modules/MFT/src/runMFTTracksRootFileReader.cxx b/Modules/MFT/src/runMFTTracksRootFileReader.cxx
index 44117a8b2f..c1084902a8 100644
--- a/Modules/MFT/src/runMFTTracksRootFileReader.cxx
+++ b/Modules/MFT/src/runMFTTracksRootFileReader.cxx
@@ -51,13 +51,13 @@ class MFTTracksRootFileReader : public o2::framework::Task
   //_________________________________________________________________________________________________
   void init(framework::InitContext& ic)
   {
-    LOG(INFO) << " In MFTTracksRootFileReader::init ... entering ";
+    LOG(info) << " In MFTTracksRootFileReader::init ... entering ";
 
     // open the input file
     auto filename = ic.options().get<std::string>("mft-track-infile");
     mFile = std::make_unique<TFile>(filename.c_str(), "OLD");
     if (!mFile->IsOpen()) {
-      LOG(ERROR) << "MFTTracksRootFileReader::init. Cannot open the file: " << filename.c_str();
+      LOG(error) << "MFTTracksRootFileReader::init. Cannot open the file: " << filename.c_str();
       ic.services().get<ControlService>().endOfStream();
       ic.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
@@ -71,7 +71,7 @@ class MFTTracksRootFileReader : public o2::framework::Task
     // check that it has entries
     mNumberOfTF = mTree->GetEntries();
     if (mNumberOfTF == 0) {
-      LOG(ERROR) << "MFTTracksRootFileReader::init. No TFs ";
+      LOG(error) << "MFTTracksRootFileReader::init. No TFs ";
       ic.services().get<ControlService>().endOfStream();
       ic.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
@@ -85,7 +85,7 @@ class MFTTracksRootFileReader : public o2::framework::Task
 
     // Check if this is the last TF
     if (mCurrentTF == mNumberOfTF) {
-      LOG(INFO) << " MFTDTracksRootFileReader::run. End of file reached";
+      LOG(info) << " MFTDTracksRootFileReader::run. End of file reached";
       pc.services().get<ControlService>().endOfStream();
       pc.services().get<ControlService>().readyToQuit(QuitRequest::Me);
       return;
diff --git a/Modules/MUON/MCH/src/PedestalsCheck.cxx b/Modules/MUON/MCH/src/PedestalsCheck.cxx
index ff7ea47e2b..ff3d98154d 100644
--- a/Modules/MUON/MCH/src/PedestalsCheck.cxx
+++ b/Modules/MUON/MCH/src/PedestalsCheck.cxx
@@ -105,7 +105,7 @@ void PedestalsCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkRe
       //
       h->SetFillColor(kGreen);
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       //
       msg->Clear();
       msg->AddText("Call MCH on-call.");
@@ -113,7 +113,7 @@ void PedestalsCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkRe
       //
       h->SetFillColor(kRed);
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::medium, setting to orange";
+      LOG(info) << "Quality::medium, setting to orange";
       //
       msg->Clear();
       msg->AddText("No entries. If MCH in the run, check MCH TWiki");
diff --git a/Modules/MUON/MCH/src/PhysicsCheck.cxx b/Modules/MUON/MCH/src/PhysicsCheck.cxx
index 84b91feda8..58b2e68596 100644
--- a/Modules/MUON/MCH/src/PhysicsCheck.cxx
+++ b/Modules/MUON/MCH/src/PhysicsCheck.cxx
@@ -119,7 +119,7 @@ void PhysicsCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkResu
       //
       h->SetFillColor(kGreen);
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       //
       msg->Clear();
       msg->AddText("Call MCH on-call.");
@@ -127,7 +127,7 @@ void PhysicsCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkResu
       //
       h->SetFillColor(kRed);
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::medium, setting to orange";
+      LOG(info) << "Quality::medium, setting to orange";
       //
       msg->Clear();
       msg->AddText("No entries. If MCH in the run, check MCH TWiki");
diff --git a/Modules/MUON/MID/src/runMID.cxx b/Modules/MUON/MID/src/runMID.cxx
index 27e419425e..887dfe8783 100644
--- a/Modules/MUON/MID/src/runMID.cxx
+++ b/Modules/MUON/MID/src/runMID.cxx
@@ -76,7 +76,7 @@ WorkflowSpec defineDataProcessing(const ConfigContext& config)
 
   // Path to the config file
   std::string qcConfigurationSource = getConfigPath(config);
-  LOG(INFO) << "Using config file '" << qcConfigurationSource << "'";
+  LOG(info) << "Using config file '" << qcConfigurationSource << "'";
 
   // Generation of Data Sampling infrastructure
   auto configInterface = ConfigurationFactory::getConfiguration(qcConfigurationSource);
diff --git a/Modules/PHOS/src/ClusterCheck.cxx b/Modules/PHOS/src/ClusterCheck.cxx
index 986e568d3d..a691e23b9b 100644
--- a/Modules/PHOS/src/ClusterCheck.cxx
+++ b/Modules/PHOS/src/ClusterCheck.cxx
@@ -110,14 +110,14 @@ void ClusterCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkResu
       //
       h->SetFillColor(kGreen);
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       msg->Clear();
       msg->AddText("Too many dead channels");
       msg->AddText("If NOT a technical run,");
       msg->AddText("call PHOS on-call.");
       h->SetFillColor(kRed);
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::medium, setting to orange";
+      LOG(info) << "Quality::medium, setting to orange";
       msg->Clear();
       msg->AddText("Too many noisy channels");
       h->SetFillColor(kOrange);
diff --git a/Modules/PHOS/src/RawCheck.cxx b/Modules/PHOS/src/RawCheck.cxx
index 35ab3225af..d336cd9c95 100644
--- a/Modules/PHOS/src/RawCheck.cxx
+++ b/Modules/PHOS/src/RawCheck.cxx
@@ -68,14 +68,14 @@ void RawCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkResult)
       //
       h->SetFillColor(kGreen);
     } else if (checkResult == Quality::Bad) {
-      LOG(INFO) << "Quality::Bad, setting to red";
+      LOG(info) << "Quality::Bad, setting to red";
       msg->Clear();
       msg->AddText("Presence of Error Code"); //Type of the Error, in SM XX
       msg->AddText("If NOT a technical run,");
       msg->AddText("call PHOS on-call.");
       h->SetFillColor(kRed);
     } else if (checkResult == Quality::Medium) {
-      LOG(INFO) << "Quality::medium, setting to orange";
+      LOG(info) << "Quality::medium, setting to orange";
       h->SetFillColor(kOrange);
     }
     h->SetLineColor(kBlack);
diff --git a/Modules/PHOS/src/runQCPHOSRaw.cxx b/Modules/PHOS/src/runQCPHOSRaw.cxx
index 2f092a243c..388ef5e43a 100644
--- a/Modules/PHOS/src/runQCPHOSRaw.cxx
+++ b/Modules/PHOS/src/runQCPHOSRaw.cxx
@@ -63,7 +63,7 @@ o2::framework::WorkflowSpec defineDataProcessing(o2::framework::ConfigContext co
 
   // Path to the config file
   std::string qcConfigurationSource = getConfigPath(config);
-  LOG(INFO) << "Using config file=== '" << qcConfigurationSource << "'";
+  LOG(info) << "Using config file=== '" << qcConfigurationSource << "'";
 
   if (config.options().get<bool>("local") && config.options().get<bool>("remote")) {
     ILOG(Info, Support) << "To create both local and remote QC topologies, one does not have to add any of '--local' or '--remote' flags." << ENDM;
@@ -71,13 +71,13 @@ o2::framework::WorkflowSpec defineDataProcessing(o2::framework::ConfigContext co
 
   if (config.options().get<bool>("local") || !config.options().get<bool>("remote")) {
 
-    LOG(INFO) << "Local GenerateInfrastructure";
+    LOG(info) << "Local GenerateInfrastructure";
     // Generation of Data Sampling infrastructure
     auto configInterface = ConfigurationFactory::getConfiguration(qcConfigurationSource);
     auto dataSamplingTree = configInterface->getRecursive("dataSamplingPolicies");
     DataSampling::GenerateInfrastructure(specs, dataSamplingTree);
 
-    LOG(INFO) << "Local: generateLocalInfrastructure";
+    LOG(info) << "Local: generateLocalInfrastructure";
     // Generation of the local QC topology (local QC tasks)
     o2::quality_control::generateLocalInfrastructure(specs, qcConfigurationSource, config.options().get<std::string>("host"));
   }
@@ -85,7 +85,7 @@ o2::framework::WorkflowSpec defineDataProcessing(o2::framework::ConfigContext co
     // Generation of the remote QC topology (task for QC servers, mergers and all checkers)
     o2::quality_control::generateRemoteInfrastructure(specs, qcConfigurationSource);
   }
-  LOG(INFO) << "Done ";
+  LOG(info) << "Done ";
 
   return specs;
 }
diff --git a/Modules/REC/src/VertexingQcTask.cxx b/Modules/REC/src/VertexingQcTask.cxx
index 1361be9165..8cacf5fee6 100644
--- a/Modules/REC/src/VertexingQcTask.cxx
+++ b/Modules/REC/src/VertexingQcTask.cxx
@@ -188,7 +188,7 @@ void VertexingQcTask::monitorData(o2::framework::ProcessingContext& ctx)
   // Remember to delete the object when the pointer goes out of scope or it is no longer needed.
   //   TObject* condition = TaskInterface::retrieveCondition("QcTask/example"); // put a valid condition path here
   //   if (condition) {
-  //     LOG(INFO) << "Retrieved " << condition->ClassName();
+  //     LOG(info) << "Retrieved " << condition->ClassName();
   //     delete condition;
   //   }
 }
diff --git a/Modules/Skeleton/src/SkeletonTask.cxx b/Modules/Skeleton/src/SkeletonTask.cxx
index dd5483b278..bc934cff2f 100644
--- a/Modules/Skeleton/src/SkeletonTask.cxx
+++ b/Modules/Skeleton/src/SkeletonTask.cxx
@@ -105,13 +105,13 @@ void SkeletonTask::monitorData(o2::framework::ProcessingContext& ctx)
   //   Double_t stats[4];
   //   h->GetStats(stats);
   //   auto s = ctx.inputs().get<TObjString*>("string");
-  //   LOG(INFO) << "String is " << s->GetString().Data();
+  //   LOG(info) << "String is " << s->GetString().Data();
 
   // 3. Access CCDB. If it is enough to retrieve it once, do it in initialize().
   // Remember to delete the object when the pointer goes out of scope or it is no longer needed.
   //   TObject* condition = TaskInterface::retrieveCondition("QcTask/example"); // put a valid condition path here
   //   if (condition) {
-  //     LOG(INFO) << "Retrieved " << condition->ClassName();
+  //     LOG(info) << "Retrieved " << condition->ClassName();
   //     delete condition;
   //   }
 }
diff --git a/Modules/TOF/include/Base/Counter.h b/Modules/TOF/include/Base/Counter.h
index e8eee811cd..bfc7322f08 100644
--- a/Modules/TOF/include/Base/Counter.h
+++ b/Modules/TOF/include/Base/Counter.h
@@ -118,16 +118,16 @@ template <const unsigned int size, const char* labels[size]>
 void Counter<size, labels>::Add(const unsigned int& index, const uint32_t& weight)
 {
   if (index > size) {
-    LOG(FATAL) << "Incrementing counter too far! " << index << "/" << size;
+    LOG(fatal) << "Incrementing counter too far! " << index << "/" << size;
   }
-  LOG(DEBUG) << "Incrementing " << index << "/" << size << " of " << weight << " to " << counter[index];
+  LOG(debug) << "Incrementing " << index << "/" << size << " of " << weight << " to " << counter[index];
   counter[index] += weight;
 }
 
 template <const unsigned int size, const char* labels[size]>
 void Counter<size, labels>::Reset()
 {
-  LOG(DEBUG) << "Resetting Counter";
+  LOG(debug) << "Resetting Counter";
   for (unsigned int i = 0; i < size; i++) {
     counter[i] = 0;
   }
@@ -147,9 +147,9 @@ void Counter<size, labels>::Print()
 {
   for (unsigned int i = 0; i < size; i++) {
     if (labels != nullptr) {
-      LOG(INFO) << "Bin " << i << "/" << size - 1 << " '" << labels[i] << "' = " << HowMany(i);
+      LOG(info) << "Bin " << i << "/" << size - 1 << " '" << labels[i] << "' = " << HowMany(i);
     } else {
-      LOG(INFO) << "Bin " << i << "/" << size - 1 << " = " << HowMany(i);
+      LOG(info) << "Bin " << i << "/" << size - 1 << " = " << HowMany(i);
     }
   }
 }
@@ -183,22 +183,22 @@ uint32_t Counter<size, labels>::TotalAndReset()
 template <const unsigned int size, const char* labels[size]>
 int Counter<size, labels>::MakeHistogram(TH1* histogram) const
 {
-  LOG(DEBUG) << "Making Histogram " << histogram->GetName() << " to accomodate counter of size " << size;
+  LOG(debug) << "Making Histogram " << histogram->GetName() << " to accomodate counter of size " << size;
   TAxis* axis = histogram->GetXaxis();
   if (static_cast<unsigned int>(axis->GetNbins()) < size) {
-    LOG(FATAL) << "The histogram size (" << axis->GetNbins() << ") is not large enough to accomodate the counter size (" << size << ")";
+    LOG(fatal) << "The histogram size (" << axis->GetNbins() << ") is not large enough to accomodate the counter size (" << size << ")";
     return 1;
   }
   histogram->Reset();
 
 #ifndef ENABLE_BIN_SHIFT
-  LOG(DEBUG) << "Asked to produce a histogram with size " << size << " out of the size " << size << " due to " << size - size << " empty labels";
+  LOG(debug) << "Asked to produce a histogram with size " << size << " out of the size " << size << " due to " << size - size << " empty labels";
   axis->Set(size, 0, size);
   for (unsigned int i = 0; i < size; i++) {
     if (!HasLabel(i)) { // If label at position i is empty
       continue;
     }
-    LOG(DEBUG) << "Setting bin " << i + 1 << "/" << size << " to contain counter for '" << labels[i] << "' (index " << i << "/" << size - 1 << ")";
+    LOG(debug) << "Setting bin " << i + 1 << "/" << size << " to contain counter for '" << labels[i] << "' (index " << i << "/" << size - 1 << ")";
     axis->SetBinLabel(i + 1, labels[i]);
   }
 #else
@@ -206,16 +206,16 @@ int Counter<size, labels>::MakeHistogram(TH1* histogram) const
   if (labels != nullptr) { // Only if labels are defined
     for (unsigned int i = 0; i < size; i++) {
       if (!HasLabel(i)) { // If label at position i is empty or does not exist
-        LOG(DEBUG) << "Skipping label '" << labels[i] << "' at position " << i << "/" << size - 1;
+        LOG(debug) << "Skipping label '" << labels[i] << "' at position " << i << "/" << size - 1;
         histo_size--;
       }
     }
   }
   if (histo_size == 0) {
-    LOG(FATAL) << "Asked to produce a histogram with size " << histo_size << ", check counter bin labels";
+    LOG(fatal) << "Asked to produce a histogram with size " << histo_size << ", check counter bin labels";
     return 1;
   } else {
-    LOG(DEBUG) << "Asked to produce a histogram with size " << histo_size << " out of the size " << size << " due to " << size - histo_size << " empty labels";
+    LOG(debug) << "Asked to produce a histogram with size " << histo_size << " out of the size " << size << " due to " << size - histo_size << " empty labels";
   }
 
   axis->Set(histo_size, 0, histo_size);
@@ -226,10 +226,10 @@ int Counter<size, labels>::MakeHistogram(TH1* histogram) const
         continue;
       }
       if (histo_size < binx) {
-        LOG(FATAL) << "Making bin outside of histogram limits!";
+        LOG(fatal) << "Making bin outside of histogram limits!";
         return 1;
       }
-      LOG(DEBUG) << "Setting bin " << binx << "/" << histo_size << " to contain counter for '" << labels[i] << "' (index " << i << "/" << size - 1 << ")";
+      LOG(debug) << "Setting bin " << binx << "/" << histo_size << " to contain counter for '" << labels[i] << "' (index " << i << "/" << size - 1 << ")";
       axis->SetBinLabel(binx++, labels[i]);
     }
   }
@@ -258,16 +258,16 @@ int Counter<size, labels>::FillHistogram(TH1* histogram, const unsigned int& bin
     }
   };
 
-  LOG(DEBUG) << "Filling Histogram " << histogram->GetName() << " with counter contents";
+  LOG(debug) << "Filling Histogram " << histogram->GetName() << " with counter contents";
 #ifndef ENABLE_BIN_SHIFT
   if (size != (histogram->GetNbinsX())) {
-    LOG(FATAL) << "Counter of size " << size << " does not fit in histogram " << histogram->GetName() << " with size " << histogram->GetNbinsX() - 1;
+    LOG(fatal) << "Counter of size " << size << " does not fit in histogram " << histogram->GetName() << " with size " << histogram->GetNbinsX() - 1;
     return 1;
   }
   for (unsigned int i = 0; i < size; i++) {
-    LOG(DEBUG) << "Filling bin " << i + 1 << " with counter at position " << i;
+    LOG(debug) << "Filling bin " << i + 1 << " with counter at position " << i;
     if (HasLabel(i) && strcmp(labels[i], histogram->GetXaxis()->GetBinLabel(i + 1)) != 0) { // If it has a label check its consistency!
-      LOG(FATAL) << "Bin " << i + 1 << " does not have the expected label '" << histogram->GetXaxis()->GetBinLabel(i + 1) << "' vs '" << labels[i] << "'";
+      LOG(fatal) << "Bin " << i + 1 << " does not have the expected label '" << histogram->GetXaxis()->GetBinLabel(i + 1) << "' vs '" << labels[i] << "'";
       return 1;
     }
     fillIt(i + 1, i);
@@ -276,11 +276,11 @@ int Counter<size, labels>::FillHistogram(TH1* histogram, const unsigned int& bin
   const unsigned int nbinsx = histogram->GetNbinsX();
   if constexpr (labels == nullptr) { // Fill without labels
     if (nbinsx < size) {
-      LOG(FATAL) << "Counter size " << size << " is too large to fit in histogram " << histogram->GetName() << " with size " << nbinsx;
+      LOG(fatal) << "Counter size " << size << " is too large to fit in histogram " << histogram->GetName() << " with size " << nbinsx;
       return 1;
     }
     for (unsigned int i = 0; i < size; i++) {
-      LOG(DEBUG) << "Filling bin " << i + 1 << " with position " << i << " with " << counter[i];
+      LOG(debug) << "Filling bin " << i + 1 << " with position " << i << " with " << counter[i];
       fillIt(i + 1, i);
     }
   } else { // Fill with labels
@@ -288,29 +288,29 @@ int Counter<size, labels>::FillHistogram(TH1* histogram, const unsigned int& bin
     for (unsigned int i = 0; i < size; i++) {
       if (!HasLabel(i)) { // Labels are defined and label is empty
         if (counter[i] > 0) {
-          LOG(FATAL) << "Counter at position " << i << " was non empty (" << counter[i] << ") but was discarded because of empty labels";
+          LOG(fatal) << "Counter at position " << i << " was non empty (" << counter[i] << ") but was discarded because of empty labels";
           return 1;
         }
         continue;
       }
-      LOG(DEBUG) << "Filling bin " << binx << " with position " << i << " of label " << labels[i] << " with " << counter[i];
+      LOG(debug) << "Filling bin " << binx << " with position " << i << " of label " << labels[i] << " with " << counter[i];
       if (binx > nbinsx) {
-        LOG(FATAL) << "Filling histogram " << histogram->GetName() << " at position " << binx << " i.e. past its size (" << nbinsx << ")!";
+        LOG(fatal) << "Filling histogram " << histogram->GetName() << " at position " << binx << " i.e. past its size (" << nbinsx << ")!";
         return 1;
       }
       const char* bin_label = histogram->GetXaxis()->GetBinLabel(binx);
       if (!HasLabel(i) && counter[i] > 0) {
-        LOG(FATAL) << "Label at position " << i << " does not exist for axis label '" << bin_label << "' but counter is *non* empty!";
+        LOG(fatal) << "Label at position " << i << " does not exist for axis label '" << bin_label << "' but counter is *non* empty!";
         return 1;
       } else if (strcmp(labels[i], bin_label) != 0) {
-        LOG(FATAL) << "Bin " << binx << " does not have the expected label '" << bin_label << "' vs '" << labels[i] << "'";
+        LOG(fatal) << "Bin " << binx << " does not have the expected label '" << bin_label << "' vs '" << labels[i] << "'";
         return 1;
       }
       fillIt(binx, i);
       binx++;
     }
     if (binx != nbinsx + 1) {
-      LOG(FATAL) << "Did not fully fill histogram " << histogram->GetName() << ", filled " << binx << " out of " << nbinsx;
+      LOG(fatal) << "Did not fully fill histogram " << histogram->GetName() << ", filled " << binx << " out of " << nbinsx;
       return 1;
     }
   }
@@ -330,16 +330,16 @@ int Counter<size, labels>::AddHistogram(TH1* histogram, const float& weight) con
     }
   };
 
-  LOG(DEBUG) << "Filling Histogram " << histogram->GetName() << " with counter contents";
+  LOG(debug) << "Filling Histogram " << histogram->GetName() << " with counter contents";
 #ifndef ENABLE_BIN_SHIFT
   if (size != (histogram->GetNbinsX())) {
-    LOG(FATAL) << "Counter of size " << size << " does not fit in histogram " << histogram->GetName() << " with size " << histogram->GetNbinsX() - 1;
+    LOG(fatal) << "Counter of size " << size << " does not fit in histogram " << histogram->GetName() << " with size " << histogram->GetNbinsX() - 1;
     return 1;
   }
   for (unsigned int i = 0; i < size; i++) {
-    LOG(DEBUG) << "Filling bin " << i + 1 << " with counter at position " << i;
+    LOG(debug) << "Filling bin " << i + 1 << " with counter at position " << i;
     if (HasLabel(i) && strcmp(labels[i], histogram->GetXaxis()->GetBinLabel(i + 1)) != 0) { // If it has a label check its consistency!
-      LOG(FATAL) << "Bin " << i + 1 << " does not have the expected label '" << histogram->GetXaxis()->GetBinLabel(i + 1) << "' vs '" << labels[i] << "'";
+      LOG(fatal) << "Bin " << i + 1 << " does not have the expected label '" << histogram->GetXaxis()->GetBinLabel(i + 1) << "' vs '" << labels[i] << "'";
       return 1;
     }
     fillIt(i + 1, i);
@@ -348,11 +348,11 @@ int Counter<size, labels>::AddHistogram(TH1* histogram, const float& weight) con
   const unsigned int nbinsx = histogram->GetNbinsX();
   if constexpr (labels == nullptr) { // Fill without labels
     if (nbinsx < size) {
-      LOG(FATAL) << "Counter size " << size << " is too large to fit in histogram " << histogram->GetName() << " with size " << nbinsx;
+      LOG(fatal) << "Counter size " << size << " is too large to fit in histogram " << histogram->GetName() << " with size " << nbinsx;
       return 1;
     }
     for (unsigned int i = 0; i < size; i++) {
-      LOG(DEBUG) << "Filling bin " << i + 1 << " with position " << i << " with " << counter[i];
+      LOG(debug) << "Filling bin " << i + 1 << " with position " << i << " with " << counter[i];
       fillIt(i + 1, i);
     }
   } else { // Fill with labels
@@ -360,29 +360,29 @@ int Counter<size, labels>::AddHistogram(TH1* histogram, const float& weight) con
     for (unsigned int i = 0; i < size; i++) {
       if (!HasLabel(i)) { // Labels are defined and label is empty
         if (counter[i] > 0) {
-          LOG(FATAL) << "Counter at position " << i << " was non empty (" << counter[i] << ") but was discarded because of empty labels";
+          LOG(fatal) << "Counter at position " << i << " was non empty (" << counter[i] << ") but was discarded because of empty labels";
           return 1;
         }
         continue;
       }
-      LOG(DEBUG) << "Filling bin " << binx << " with position " << i << " of label " << labels[i] << " with " << counter[i];
+      LOG(debug) << "Filling bin " << binx << " with position " << i << " of label " << labels[i] << " with " << counter[i];
       if (binx > nbinsx) {
-        LOG(FATAL) << "Filling histogram " << histogram->GetName() << " at position " << binx << " i.e. past its size (" << nbinsx << ")!";
+        LOG(fatal) << "Filling histogram " << histogram->GetName() << " at position " << binx << " i.e. past its size (" << nbinsx << ")!";
         return 1;
       }
       const char* bin_label = histogram->GetXaxis()->GetBinLabel(binx);
       if (!HasLabel(i) && counter[i] > 0) {
-        LOG(FATAL) << "Label at position " << i << " does not exist for axis label '" << bin_label << "' but counter is *non* empty!";
+        LOG(fatal) << "Label at position " << i << " does not exist for axis label '" << bin_label << "' but counter is *non* empty!";
         return 1;
       } else if (strcmp(labels[i], bin_label) != 0) {
-        LOG(FATAL) << "Bin " << binx << " does not have the expected label '" << bin_label << "' vs '" << labels[i] << "'";
+        LOG(fatal) << "Bin " << binx << " does not have the expected label '" << bin_label << "' vs '" << labels[i] << "'";
         return 1;
       }
       fillIt(binx, i);
       binx++;
     }
     if (binx != nbinsx + 1) {
-      LOG(FATAL) << "Did not fully fill histogram " << histogram->GetName() << ", filled " << binx << " out of " << nbinsx;
+      LOG(fatal) << "Did not fully fill histogram " << histogram->GetName() << ", filled " << binx << " out of " << nbinsx;
       return 1;
     }
   }
diff --git a/Modules/TOF/src/TaskCosmics.cxx b/Modules/TOF/src/TaskCosmics.cxx
index 84c9aa58ad..c395a536de 100644
--- a/Modules/TOF/src/TaskCosmics.cxx
+++ b/Modules/TOF/src/TaskCosmics.cxx
@@ -62,15 +62,15 @@ void TaskCosmics::initialize(o2::framework::InitContext& /*ctx*/)
   // Set task parameters from JSON
   if (auto param = mCustomParameters.find("SelDeltaTSignalRegion"); param != mCustomParameters.end()) {
     mSelDeltaTSignalRegion = atoi(param->second.c_str());
-    LOG(INFO) << "Set SelDeltaTSignalRegion to " << mSelDeltaTSignalRegion << " ps";
+    LOG(info) << "Set SelDeltaTSignalRegion to " << mSelDeltaTSignalRegion << " ps";
   }
   if (auto param = mCustomParameters.find("SelDeltaTBackgroundRegion"); param != mCustomParameters.end()) {
     mSelDeltaTBackgroundRegion = atoi(param->second.c_str());
-    LOG(INFO) << "Set SelDeltaTBackgroundRegion to " << mSelDeltaTBackgroundRegion << " ps";
+    LOG(info) << "Set SelDeltaTBackgroundRegion to " << mSelDeltaTBackgroundRegion << " ps";
   }
   if (auto param = mCustomParameters.find("SelMinLength"); param != mCustomParameters.end()) {
     mSelMinLength = atoi(param->second.c_str());
-    LOG(INFO) << "Set SelMinLength to " << mSelMinLength << " cm";
+    LOG(info) << "Set SelMinLength to " << mSelMinLength << " cm";
   }
 
   mHistoCrate1.reset(new TH1F("Crate1", "Crate1;Crate of first hit;Counts", 72, 0, 72));
diff --git a/Modules/TOF/src/TaskRaw.cxx b/Modules/TOF/src/TaskRaw.cxx
index f16146e947..1097ebc1ee 100644
--- a/Modules/TOF/src/TaskRaw.cxx
+++ b/Modules/TOF/src/TaskRaw.cxx
@@ -51,7 +51,7 @@ void RawDataDecoder::rdhHandler(const o2::header::RAWDataHeader* rdh)
   //Case for the RDH word "fatal"
   if ((rdh->detectorField & 0x00001000) != 0) {
     mCounterRDH[rdh->feeId & 0xFF].Count(1);
-    // LOG(WARNING) << "RDH flag \"fatal\" error occurred in crate " << static_cast<int>(rdh->feeId & 0xFF);
+    // LOG(warn) << "RDH flag \"fatal\" error occurred in crate " << static_cast<int>(rdh->feeId & 0xFF);
   }
 
   if (rdh->stop) { // if RDH close
@@ -307,7 +307,7 @@ void TaskRaw::initialize(o2::framework::InitContext& /*ctx*/)
   // Set task parameters from JSON
   if (auto param = mCustomParameters.find("DecoderCONET"); param != mCustomParameters.end()) {
     if (param->second == "True") {
-      LOG(INFO) << "Rig for DecoderCONET";
+      LOG(info) << "Rig for DecoderCONET";
       mDecoderRaw.setDecoderCONET(kTRUE);
     }
   }
@@ -478,7 +478,7 @@ void TaskRaw::endOfCycle()
         }
       }
     } else {
-      LOG(WARNING) << "Did not find diagnostic histogram for slot " << slot << " for reshuffling";
+      LOG(warn) << "Did not find diagnostic histogram for slot " << slot << " for reshuffling";
     }
   }
   for (unsigned int crate = 0; crate < RawDataDecoder::ncrates; crate++) {              // Loop over crates for how many RDH read
diff --git a/Modules/TOF/test/testTOF.cxx b/Modules/TOF/test/testTOF.cxx
index 446688ef08..d677989747 100644
--- a/Modules/TOF/test/testTOF.cxx
+++ b/Modules/TOF/test/testTOF.cxx
@@ -61,7 +61,7 @@ BOOST_AUTO_TEST_CASE(check_tof_counter)
     }
   }
 
-  LOG(INFO) << "Printing counter of full labels";
+  LOG(info) << "Printing counter of full labels";
   counterFull.Print();
   for (unsigned int j = 0; j < 32; j++) {
     unsigned int expected = 0;
@@ -79,10 +79,10 @@ BOOST_AUTO_TEST_CASE(check_tof_counter)
       BOOST_CHECK_MESSAGE(hFull->GetBinContent(j + 1) == n,
                           "Issue with the counts in bin " << j + 1 << " they must be " << n << " and instead are: " << hFull->GetBinContent(j + 1));
     }
-    LOG(INFO) << "in: " << j + 1 << "/" << hFull->GetNbinsX() + 1 << " (bin '" << hFull->GetXaxis()->GetBinLabel(j + 1) << "') there are " << hFull->GetBinContent(j + 1) << " counts";
+    LOG(info) << "in: " << j + 1 << "/" << hFull->GetNbinsX() + 1 << " (bin '" << hFull->GetXaxis()->GetBinLabel(j + 1) << "') there are " << hFull->GetBinContent(j + 1) << " counts";
   }
 
-  LOG(INFO) << "Printing counter of empty labels";
+  LOG(info) << "Printing counter of empty labels";
   counterEmpty.Print();
   for (unsigned int j = 0; j < 32; j++) {
     unsigned int expected = n;
diff --git a/Modules/TPC/run/runTPCQCTrackReader.cxx b/Modules/TPC/run/runTPCQCTrackReader.cxx
index 2867bbfec0..72fb071c6f 100644
--- a/Modules/TPC/run/runTPCQCTrackReader.cxx
+++ b/Modules/TPC/run/runTPCQCTrackReader.cxx
@@ -98,9 +98,9 @@ WorkflowSpec defineDataProcessing(const ConfigContext& config)
     //(++(*reader))(processingContext);
     if (reader->next()) {
       (*reader)(processingContext);
-      //LOG(INFO) << "Call producer AlgorithmSpec::ProcessCallback:  has data " << reader->getCount();
+      //LOG(info) << "Call producer AlgorithmSpec::ProcessCallback:  has data " << reader->getCount();
     } else {
-      //LOG(INFO) << "Call producer AlgorithmSpec::ProcessCallback:  no next data" << reader->getCount();
+      //LOG(info) << "Call producer AlgorithmSpec::ProcessCallback:  no next data" << reader->getCount();
     }
   };
 }
diff --git a/Modules/TPC/src/PIDClusterCheck.cxx b/Modules/TPC/src/PIDClusterCheck.cxx
index e7878612cd..dbea3e44c9 100644
--- a/Modules/TPC/src/PIDClusterCheck.cxx
+++ b/Modules/TPC/src/PIDClusterCheck.cxx
@@ -69,7 +69,7 @@ void PIDClusterCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkR
     msg->AddText("PLEASE IGNORE.");
     msg->SetFillColor(kGreen);
   } else if (checkResult == Quality::Bad) {
-    LOG(INFO) << "Quality::Bad, setting to red";
+    LOG(info) << "Quality::Bad, setting to red";
     h->SetFillColor(kRed);
     msg->Clear();
     msg->AddText("Quality::Bad");
@@ -77,7 +77,7 @@ void PIDClusterCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality checkR
     msg->AddText("PLEASE IGNORE.");
     msg->SetFillColor(kRed);
   } else if (checkResult == Quality::Medium) {
-    LOG(INFO) << "Quality::medium, setting to orange";
+    LOG(info) << "Quality::medium, setting to orange";
     h->SetFillColor(kOrange);
     msg->Clear();
     msg->AddText("Quality::Medium");
diff --git a/Modules/TPC/src/TrackClusterCheck.cxx b/Modules/TPC/src/TrackClusterCheck.cxx
index 9ea5b0307a..8ec91fca22 100644
--- a/Modules/TPC/src/TrackClusterCheck.cxx
+++ b/Modules/TPC/src/TrackClusterCheck.cxx
@@ -71,7 +71,7 @@ void TrackClusterCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality chec
     msg->AddText("PLEASE IGNORE.");
     msg->SetFillColor(kGreen);
   } else if (checkResult == Quality::Bad) {
-    LOG(INFO) << "Quality::Bad, setting to red";
+    LOG(info) << "Quality::Bad, setting to red";
     h->SetFillColor(kRed);
     msg->Clear();
     msg->AddText("Quality::Bad");
@@ -79,7 +79,7 @@ void TrackClusterCheck::beautify(std::shared_ptr<MonitorObject> mo, Quality chec
     msg->AddText("PLEASE IGNORE.");
     msg->SetFillColor(kRed);
   } else if (checkResult == Quality::Medium) {
-    LOG(INFO) << "Quality::medium, setting to orange";
+    LOG(info) << "Quality::medium, setting to orange";
     h->SetFillColor(kOrange);
     msg->Clear();
     msg->AddText("Quality::Medium");
diff --git a/Modules/TPC/src/Tracking.cxx b/Modules/TPC/src/Tracking.cxx
index 48f45f66ac..5bac1f8e86 100644
--- a/Modules/TPC/src/Tracking.cxx
+++ b/Modules/TPC/src/Tracking.cxx
@@ -93,7 +93,7 @@ void Tracking::monitorData(o2::framework::ProcessingContext& ctx)
   auto clusRefs = ctx.inputs().get<std::vector<o2::tpc::TPCClRefElem>>("inputClusRefs");
   const auto& inputsTPCclusters = o2::tpc::getWorkflowTPCInput(ctx, 0, true);
 
-  LOG(INFO) << "RECEIVED tracks " << tracks.size() << " (MC " << trackLabels.size() << ", ClusRefs " << clusRefs.size() << ") clusters " << inputsTPCclusters->clusterIndex.nClustersTotal << " (MC " << inputsTPCclusters->clusterIndex.clustersMCTruth->getNElements() << ")";
+  LOG(info) << "RECEIVED tracks " << tracks.size() << " (MC " << trackLabels.size() << ", ClusRefs " << clusRefs.size() << ") clusters " << inputsTPCclusters->clusterIndex.nClustersTotal << " (MC " << inputsTPCclusters->clusterIndex.clustersMCTruth->getNElements() << ")";
   mQCTracking.processTracks(&tracks, &trackLabels, &inputsTPCclusters->clusterIndex);
 }
 
diff --git a/Modules/TPC/src/Utility.cxx b/Modules/TPC/src/Utility.cxx
index 0e1fd4c4b3..833d2df4c2 100644
--- a/Modules/TPC/src/Utility.cxx
+++ b/Modules/TPC/src/Utility.cxx
@@ -119,23 +119,23 @@ o2::tpc::ClusterNativeAccess clusterHandler(o2::framework::InputRecord& input)
     filter = {
       { "sampled-data", ConcreteDataTypeMatcher{ "DS", "CLUSTERNATIVE" }, Lifetime::Timeframe },
     };
-    LOG(INFO) << "Using sampled data.";
+    LOG(info) << "Using sampled data.";
   }
   for (auto const& ref : InputRecordWalker(input, filter)) {
     auto const* sectorHeader = DataRefUtils::getHeader<o2::tpc::TPCSectorHeader*>(ref);
     if (sectorHeader == nullptr) {
       // FIXME: think about error policy
-      LOG(ERROR) << "sector header missing on header stack";
+      LOG(error) << "sector header missing on header stack";
       return clusterIndex;
     }
     const int sector = sectorHeader->sector();
     std::bitset<o2::tpc::constants::MAXSECTOR> sectorMask(sectorHeader->sectorBits);
-    LOG(INFO) << "Reading TPC cluster data, sector mask is " << sectorMask;
+    LOG(info) << "Reading TPC cluster data, sector mask is " << sectorMask;
 
     if (sector < 0) {
       if (operation < 0 && operation != sector) {
         // we expect the same operation on all inputs
-        LOG(ERROR) << "inconsistent lane operation, got " << sector << ", expecting " << operation;
+        LOG(error) << "inconsistent lane operation, got " << sector << ", expecting " << operation;
       } else if (operation == 0) {
         // store the operation
         operation = sector;
diff --git a/doc/Advanced.md b/doc/Advanced.md
index ba2dd2093a..586c1d2a9f 100644
--- a/doc/Advanced.md
+++ b/doc/Advanced.md
@@ -476,7 +476,7 @@ Task by a dedicated method of the TaskInterface, as below:
 ```
 TObject* condition = TaskInterface::retrieveCondition("Path/to/condition");
 if (condition) {
-  LOG(INFO) << "Retrieved " << condition->ClassName();
+  LOG(info) << "Retrieved " << condition->ClassName();
   delete condition;
 }
 ```