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TProofBench.cxx
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TProofBench.cxx
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// @(#)root/proof:$Id$
// Author: G.Ganis, S.Ryu Feb 2011
/*************************************************************************
* Copyright (C) 1995-2005, Rene Brun and Fons Rademakers. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
/**
\defgroup proofbench PROOF benchmark utilities
\ingroup proof
Set of utilities to benchmark a PROOF facility.
See also https://root.cern.ch/proof-benchmark-framework-tproofbench .
*/
/** \class TProofBench
\ingroup proofbench
Steering class for PROOF benchmarks
*/
#include "RConfigure.h"
#include "TProofBench.h"
#include "Getline.h"
#include "TProofBenchRunCPU.h"
#include "TProofBenchRunDataRead.h"
#include "TProofBenchDataSet.h"
#include "TProofNodes.h"
#include "TClass.h"
#include "TFile.h"
#include "TFileCollection.h"
#include "TFileInfo.h"
#include "THashList.h"
#include "TKey.h"
#include "TObjString.h"
#include "TProof.h"
#include "TROOT.h"
#include "TSortedList.h"
#include "TTimeStamp.h"
#include "TUrl.h"
#include "TCanvas.h"
#include "TF1.h"
#include "TGraphErrors.h"
#include "TH1F.h"
#include "TMath.h"
#include "TProfile.h"
#include "TStyle.h"
#include "TLegend.h"
#ifdef WIN32
#include <io.h>
#endif
ClassImp(TProofBench)
// Functions for fitting
TF1 *TProofBench::fgFp1 = 0;
TF1 *TProofBench::fgFp1n = 0;
TF1 *TProofBench::fgFp2 = 0;
TF1 *TProofBench::fgFp2n = 0;
TF1 *TProofBench::fgFp3 = 0;
TF1 *TProofBench::fgFp3n = 0;
TF1 *TProofBench::fgFio = 0;
TF1 *TProofBench::fgFioV = 0;
static Int_t gFioVn0 = -1; // Number of real cores for fgFioV
static Int_t gFioVn1 = -1; // Number of real+hyper cores for fgFioV
TList *TProofBench::fgGraphs = new TList;
////////////////////////////////////////////////////////////////////////////////
/// Simple polynomial 1st degree
Double_t funp1(Double_t *xx, Double_t *par)
{
Double_t res = par[0] + par[1] * xx[0];
return res;
}
////////////////////////////////////////////////////////////////////////////////
/// Simple polynomial 2nd degree
Double_t funp2(Double_t *xx, Double_t *par)
{
Double_t res = par[0] + par[1] * xx[0] + par[2] * xx[0] * xx[0];
return res;
}
////////////////////////////////////////////////////////////////////////////////
/// Normalized 1st degree
Double_t funp1n(Double_t *xx, Double_t *par)
{
Double_t res = par[0] / xx[0] + par[1];
return res;
}
////////////////////////////////////////////////////////////////////////////////
/// Normalized 2nd degree
Double_t funp2n(Double_t *xx, Double_t *par)
{
Double_t res = par[0] / xx[0] + par[1] + par[2] * xx[0];
return res;
}
////////////////////////////////////////////////////////////////////////////////
/// I/O saturated rate function
Double_t funio(Double_t *xx, Double_t *par)
{
Double_t sat = par[0] / par[1] * (xx[0] * par[1] / par[2] - 1.);
if (xx[0] < par[2] / par[1]) sat = 0.;
Double_t res = par[0] * xx[0] / (1. + sat);
return res;
}
////////////////////////////////////////////////////////////////////////////////
/// I/O saturated rate function with varying Rcpu
Double_t funiov(Double_t *xx, Double_t *par)
{
// par[0] = rio
// par[1] = b1
// par[2] = b2
// par[3] = nc
// par[4] = ri
Double_t rio = par[0] / par[3] * xx[0];
if (xx[0] > par[3]) rio = par[0];
Double_t rcpu = par[1] * xx[0];
if (xx[0] > gFioVn0) rcpu = par[1]*gFioVn0 + par[2]*(xx[0] - gFioVn0);
if (xx[0] > gFioVn1) rcpu = par[1]*gFioVn0 + par[2]*(gFioVn1 - gFioVn0);
Double_t res = 1. / (1./par[4] + 1./rio + 1./rcpu);
return res;
}
////////////////////////////////////////////////////////////////////////////////
/// Function with varying Rcpu
Double_t funcpuv(Double_t *xx, Double_t *par)
{
// par[0] = offset
// par[1] = rate contribution from real cores
// par[2] = rate contribution from hyper cores
Double_t n = (xx[0] - par[0]);
Double_t rcpu = par[1] * n;
if (xx[0] > gFioVn0) rcpu = par[1]*gFioVn0 + par[2]*(n - gFioVn0);
if (xx[0] > gFioVn1) rcpu = par[1]*gFioVn0 + par[2]*(gFioVn1 - gFioVn0);
return rcpu;
}
////////////////////////////////////////////////////////////////////////////////
/// Function with varying Rcpu normalized
Double_t funcpuvn(Double_t *xx, Double_t *par)
{
// par[0] = offset
// par[1] = rate contribution from real cores
// par[2] = rate contribution from hyper cores
Double_t n = (xx[0] - par[0]);
Double_t rcpu = par[1] * n;
if (xx[0] > gFioVn0) rcpu = par[1]*gFioVn0 + par[2]*(n - gFioVn0);
if (xx[0] > gFioVn1) rcpu = par[1]*gFioVn0 + par[2]*(gFioVn1 - gFioVn0);
return rcpu / xx[0];
}
////////////////////////////////////////////////////////////////////////////////
/// Constructor: check PROOF and load selectors PAR
TProofBench::TProofBench(const char *url, const char *outfile, const char *proofopt)
: fUnlinkOutfile(kFALSE), fProofDS(0), fOutFile(0),
fNtries(4), fHistType(0), fNHist(16), fReadType(0),
fDataSet("BenchDataSet"), fNFilesWrk(2), fReleaseCache(kTRUE),
fDataGenSel(kPROOF_BenchSelDataGenDef),
fRunCPU(0), fRunDS(0), fDS(0), fDebug(kFALSE), fDescription(0)
{
SetBit(kInvalidObject);
if (!url) {
Error("TProofBench", "specifying a PROOF master url is mandatory - cannot continue");
return;
}
if (!(fProof = TProof::Open(url, proofopt)) || (fProof && !fProof->IsValid())) {
Error("TProofBench", "could not open a valid PROOF session - cannot continue");
return;
}
// Get the size of the cluster
fNumWrkMax = fProof->GetParallel();
if (fProof->UseDynamicStartup() && TProof::GetEnvVars()) {
// It must be passed as PROOF option 'workers=N' and recorded in the envs vars
TNamed *n = (TNamed *) TProof::GetEnvVars()->FindObject("PROOF_NWORKERS");
if (!n) {
Error("TProofBench", "dynamic mode: you must specify the max number of workers");
fProof->Close();
SafeDelete(fProof);
return;
}
TString sn(n->GetTitle());
if (sn.IsDigit()) fNumWrkMax = sn.Atoi();
if (!sn.IsDigit()) {
Error("TProofBench", "dynamic mode: wrong specification of the max number of"
" workers ('%s')", n->GetTitle());
fProof->Close();
SafeDelete(fProof);
return;
}
}
if (fNumWrkMax <= 0) {
Error("TProofBench", "wrong max number of workers ('%d')", fNumWrkMax);
fProof->Close();
SafeDelete(fProof);
return;
}
// By default we use the same instance for dataset actions
fProofDS = fProof;
// The object is now valid
ResetBit(kInvalidObject);
// Identifying string
TUrl u(url);
TString host(TString::Format("PROOF at %s", u.GetHost()));
if (!strcmp(u.GetProtocol(), "lite")) host.Form("PROOF-Lite on %s", gSystem->HostName());
fDescription = new TNamed("PB_description",
TString::Format("%s, %d workers", host.Data(), fNumWrkMax).Data());
Printf(" Run description: %s", fDescription->GetTitle());
// Set output file
if (SetOutFile(outfile, kFALSE) != 0)
Warning("TProofBench", "problems opening '%s' - ignoring: use SetOutFile to try"
" again or with another file", outfile);
}
////////////////////////////////////////////////////////////////////////////////
/// Destructor
TProofBench::~TProofBench()
{
CloseOutFile();
if (fUnlinkOutfile) gSystem->Unlink(fOutFileName);
SafeDelete(fReadType);
SafeDelete(fRunCPU);
SafeDelete(fRunDS);
SafeDelete(fDescription);
}
////////////////////////////////////////////////////////////////////////////////
/// Set the otuput file
/// Return 0 on success, -1 on error
Int_t TProofBench::OpenOutFile(Bool_t wrt, Bool_t verbose)
{
// Remove any bad file
if (fOutFile && fOutFile->IsZombie()) SafeDelete(fOutFile);
Int_t rc = 0;
if (!fOutFile && fOutFileName.Length() > 0) {
const char *mode = 0;
if (wrt)
mode = gSystem->AccessPathName(fOutFileName) ? "RECREATE" : "UPDATE";
else
mode = "READ";
if (!(fOutFile = TFile::Open(fOutFileName, mode)) || (fOutFile && fOutFile->IsZombie())) {
if (verbose)
Warning("OpenOutFile", "problems opening '%s' - ignoring: use SetOutFile to try"
" again or with another file", fOutFileName.Data());
rc = -1;
}
if (fOutFile) {
gROOT->GetListOfFiles()->Remove(fOutFile);
if (!strcmp(mode, "RECREATE")) {
// Save the description string
fOutFile->cd();
fDescription->Write();
}
}
}
return rc;
}
////////////////////////////////////////////////////////////////////////////////
/// Set the output file
/// Return 0 on success, -1 on error
Int_t TProofBench::SetOutFile(const char *outfile, Bool_t verbose)
{
Int_t rc = 0;
// Close existing file, if any
if (fOutFile) {
if (!fOutFile->IsZombie()) fOutFile->Close();
SafeDelete(fOutFile);
}
fOutFileName = outfile;
if (fOutFileName == "<default>") {
// Default output file: proofbench-<master>-<DayMonthYear-hhmm>.root
TDatime dat;
const char *lite = (fProof->IsLite()) ? "-lite" : "";
fOutFileName.Form("proofbench-%s%s-%dw-%d-%.2d%.2d.root",
fProof->GetMaster(), lite, fNumWrkMax,
dat.GetDate(), dat.GetHour(), dat.GetMinute());
Info("SetOutFile", "using default output file: '%s'", fOutFileName.Data());
fUnlinkOutfile = kTRUE;
}
if (!fOutFileName.IsNull()) {
if ((rc = OpenOutFile(kTRUE, kFALSE)) != 0 && verbose)
Warning("SetOutFile", "problems opening '%s' - ignoring: use SetOutFile to try"
" again or with another file", outfile);
}
return rc;
}
////////////////////////////////////////////////////////////////////////////////
/// Close output file
void TProofBench::CloseOutFile()
{
if (SetOutFile(0) != 0)
Warning("CloseOutFile", "problems closing '%s'", fOutFileName.Data());
}
////////////////////////////////////////////////////////////////////////////////
/// Perform the CPU run
/// Return 0 on success, -1 on error
Int_t TProofBench::RunCPU(Long64_t nevents, Int_t start, Int_t stop, Int_t step)
{
// Open the file for the results
if (OpenOutFile(kTRUE) != 0) {
Error("RunCPU", "problems opening '%s' to save the result", fOutFileName.Data());
return -1;
}
fUnlinkOutfile = kFALSE;
SafeDelete(fRunCPU);
TPBHistType *htype = new TPBHistType(TPBHistType::kHist1D); // Owned by the input list
fRunCPU = new TProofBenchRunCPU(htype, fNHist, fOutFile);
if (!fCPUSel.IsNull()) fRunCPU->SetSelName(fCPUSel);
if (!fSelOption.IsNull()) fRunDS->SetSelOption(fSelOption);
if (!fCPUPar.IsNull()) fRunCPU->SetParList(fCPUPar);
fRunCPU->Run(nevents, start, stop, step, fNtries, fDebug, -1);
// Close the file
if (SetOutFile(0) != 0)
Warning("RunCPU", "problems closing '%s'", fOutFileName.Data());
// Done
return 0;
}
////////////////////////////////////////////////////////////////////////////////
/// Perform the CPU run scanning over the number of workers per node
/// Return 0 on success, -1 on error
Int_t TProofBench::RunCPUx(Long64_t nevents, Int_t start, Int_t stop)
{
// Open the file for the results
if (OpenOutFile(kTRUE) != 0) {
Error("RunCPUx", "problems opening '%s' to save the result", fOutFileName.Data());
return -1;
}
fUnlinkOutfile = kFALSE;
SafeDelete(fRunCPU);
TPBHistType *htype = new TPBHistType(TPBHistType::kHist1D); // Owned by the input list
fRunCPU = new TProofBenchRunCPU(htype, fNHist, fOutFile);
if (!fCPUSel.IsNull()) fRunCPU->SetSelName(fCPUSel);
if (!fSelOption.IsNull()) fRunDS->SetSelOption(fSelOption);
if (!fCPUPar.IsNull()) fRunCPU->SetParList(fCPUPar);
fRunCPU->Run(nevents, start, stop, -2, fNtries, fDebug, -1);
// Close the file
if (SetOutFile(0) != 0)
Warning("RunCPUx", "problems closing '%s'", fOutFileName.Data());
// Done
return 0;
}
////////////////////////////////////////////////////////////////////////////////
/// Draw the CPU speedup plot.
/// opt = 'typewhat', e.g. 'std:max:'
/// type = 'std:' draw standard evt/s plot
/// 'stdx:' draw standard evt/s plot, 1 worker per node
/// 'norm:' draw normalized plot
/// 'normx:' draw normalized plot, 1 worker per node
/// what = 'max:' draw max rate
/// 'avg:' draw average rate
/// 'all:' draw max and average rate on same plot (default)
/// dofit = 0 no fit
/// 1 fit with the relevant '1st degree related' function
/// 2 fit with the relevant '2nd degree related' function
/// 3 fit with varying rcpu function
/// n0 = for dofit == 3, number of real cores
/// n1 = for dofit == 3, number of total cores (real + hyperthreaded)
///
void TProofBench::DrawCPU(const char *outfile, const char *opt, Bool_t verbose,
Int_t dofit, Int_t n0, Int_t n1)
{
// Get the TProfile an create the graphs
TFile *fout = TFile::Open(outfile, "READ");
if (!fout || (fout && fout->IsZombie())) {
::Error("DrawCPU", "could not open file '%s' ...", outfile);
return;
}
// Get description
TString description("<not available>");
TNamed *nmdesc = (TNamed *) fout->Get("PB_description");
if (nmdesc) description = nmdesc->GetTitle();
// Parse option
TString oo(opt);
Bool_t isNorm = (oo.Contains("norm")) ? kTRUE : kFALSE;
Bool_t isX = (oo.Contains("stdx:") || oo.Contains("normx:")) ? kTRUE : kFALSE;
Bool_t doAvg = kTRUE, doMax = kTRUE;
if (oo.Contains("avg:")) doMax = kFALSE;
if (oo.Contains("max:")) doAvg = kFALSE;
const char *dirn = (isX) ? "RunCPUx" : "RunCPU";
TDirectory *d = (TDirectory *) fout->Get(dirn);
if (!d) {
::Error("DrawCPU", "could not find directory '%s' ...", dirn);
fout->Close();
delete fout;
return;
}
d->cd();
TString hprofn, hmaxn;
const char *lx = (isX) ? "_x" : "";
const char *ln = (isNorm) ? "Norm" : "Prof";
hprofn.Form("%s%s_CPU_QR_Evts", ln, lx);
hmaxn.Form("%s%s_CPU_PS_MaxEvts", ln, lx);
Double_t xmin = -1., xmax = -1.;
Double_t ami = -1., amx = -1., mmi = -1., mmx = -1.;
Int_t kamx = -1, kmmx = -1, nbins = -1;
Double_t ymx = -1., ymi = -1.;
TProfile *pfav = 0;
TGraphErrors *grav = 0;
if (doAvg) {
if (!(grav = GetGraph(d, hprofn, nbins, xmin, xmax, ami, amx, kamx, pfav))) {
::Error("DrawCPU", "could not find '%s' ...", hprofn.Data());
fout->Close();
delete fout;
return;
}
ymx = amx;
ymi = ami;
}
TProfile *pfmx = 0;
TGraphErrors *grmx = 0;
if (doMax) {
if (!(grmx = GetGraph(d, hmaxn, nbins, xmin, xmax, mmi, mmx, kmmx, pfmx))) {
::Warning("DrawCPU", "could not find '%s': feature added in 5.34/11", hmaxn.Data());
if (!grav) {
// Nothing to do if not asked for the average
fout->Close();
delete fout;
return;
}
doMax = kFALSE;
}
if (mmx > ymx) ymx = mmx;
if ((ymi > 0 && mmi < ymi) || (ymi < 0.)) ymi = mmi;
}
TProfile *pf = (doMax) ? pfmx : pfav;
Int_t kmx = (doMax) ? kmmx : kamx;
// Create the canvas
TCanvas *cpu = new TCanvas("cpu", "Rate vs wrks",204,69,1050,502);
cpu->Range(-3.106332,0.7490716,28.1362,1.249867);
TH1F *hgr = new TH1F("Graph-CPU"," CPU speed-up", nbins*4, xmin, xmax);
hgr->SetMaximum(ymx + (ymx-ymi)*0.2);
hgr->SetMinimum(0);
if (isNorm) hgr->SetMaximum(ymx*1.2);
hgr->SetDirectory(0);
hgr->SetStats(0);
hgr->GetXaxis()->SetTitle(pf->GetXaxis()->GetTitle());
hgr->GetXaxis()->CenterTitle(true);
hgr->GetXaxis()->SetLabelSize(0.05);
hgr->GetXaxis()->SetTitleSize(0.06);
hgr->GetXaxis()->SetTitleOffset(0.62);
hgr->GetYaxis()->SetTitleSize(0.08);
hgr->GetYaxis()->SetTitleOffset(0.52);
hgr->GetYaxis()->SetTitle("Rate (events/s)");
TLegend *leg = 0;
if (isNorm) {
leg = new TLegend(0.7, 0.8, 0.9, 0.9);
} else {
leg = new TLegend(0.1, 0.8, 0.3, 0.9);
}
gStyle->SetOptTitle(0);
if (doAvg) {
grav->SetFillColor(1);
grav->SetLineColor(13);
grav->SetMarkerColor(4);
grav->SetMarkerStyle(21);
grav->SetMarkerSize(1.2);
grav->SetHistogram(hgr);
if (verbose) grav->Print();
grav->Draw("alp");
leg->AddEntry(grav, "Average", "P");
}
if (doMax) {
grmx->SetFillColor(1);
grmx->SetLineColor(13);
grmx->SetMarkerColor(2);
grmx->SetMarkerStyle(29);
grmx->SetMarkerSize(1.8);
grmx->SetHistogram(hgr);
if (verbose) grmx->Print();
if (doAvg) {
grmx->Draw("lpSAME");
} else {
grmx->Draw("alp");
}
leg->AddEntry(grmx, "Maximum", "P");
}
leg->Draw();
gPad->Update();
if (dofit > 0) {
TGraphErrors *gr = (doMax) ? grmx : grav;
// Make sure the fitting functions are defined
Double_t xmi = 0.9;
if (nbins > 5) xmi = 1.5;
AssertFittingFun(xmi, nbins + .1);
// Starting point for the parameters and fit
Double_t normrate = -1.;
if (dofit == 1) {
if (isNorm) {
fgFp1n->SetParameter(0, pf->GetBinContent(1));
fgFp1n->SetParameter(1, pf->GetBinContent(nbins-1));
gr->Fit(fgFp1n);
if (verbose) fgFp1n->Print();
normrate = fgFp1n->GetParameter(1);
} else {
fgFp1->SetParameter(0, 0.);
fgFp1->SetParameter(1, pf->GetBinContent(1));
gr->Fit(fgFp1);
if (verbose) fgFp1->Print();
normrate = fgFp1->Derivative(1.);
}
} else if (dofit == 2) {
if (isNorm) {
fgFp2n->SetParameter(0, pf->GetBinContent(1));
fgFp2n->SetParameter(1, pf->GetBinContent(nbins-1));
fgFp2n->SetParameter(2, 0.);
gr->Fit(fgFp2n);
if (verbose) fgFp2n->Print();
normrate = fgFp2n->GetParameter(1);
} else {
fgFp2->SetParameter(0, 0.);
fgFp2->SetParameter(1, pf->GetBinContent(1));
fgFp2->SetParameter(2, 0.);
gr->Fit(fgFp2);
if (verbose) fgFp2->Print();
normrate = fgFp2->Derivative(1.);
}
} else {
// Starting point for the parameters and fit
gFioVn0 = (n0 > 0) ? n0 : (Int_t) (nbins + .1)/2.;
gFioVn1 = (n1 > 0) ? n1 : (Int_t) (nbins + .1);
if (isNorm) {
fgFp3n->SetParameter(0, 0.);
fgFp3n->SetParameter(1, pf->GetBinContent(1));
fgFp3n->SetParameter(2, pf->GetBinContent(nbins-1));
gr->Fit(fgFp3n);
if (verbose) fgFp3n->Print();
normrate = pf->GetBinContent(1);
} else {
fgFp3->SetParameter(0, 0.);
fgFp3->SetParameter(1, 0.);
fgFp3->SetParameter(2, pf->GetBinContent(1));
gr->Fit(fgFp3);
if (verbose) fgFp3->Print();
normrate = fgFp3->Derivative(1.);
}
}
// Notify the cluster performance parameters
if (!isNorm) {
printf("* ************************************************************ *\n");
printf("* *\r");
printf("* Cluster: %s\n", description.Data());
printf("* Performance measurement from scalability plot: *\n");
printf("* *\r");
printf("* rate max: %.3f\tmegaRNGPS (@ %d workers)\n", ymx/1000000, kmx);
printf("* *\r");
printf("* per-worker rate: %.3f\tmegaRNGPS \n", normrate/1000000);
printf("* ************************************************************ *\n");
} else {
printf("* ************************************************************ *\n");
printf("* *\r");
printf("* Cluster: %s\n", description.Data());
printf("* *\r");
printf("* Per-worker rate from normalized plot: %.3f\tmegaRNGPS\n", normrate/1000000);
printf("* ************************************************************ *\n");
}
}
// Close the file
fout->Close();
if (grav) fgGraphs->Add(grav);
if (grmx) fgGraphs->Add(grmx);
}
////////////////////////////////////////////////////////////////////////////////
/// Get from TDirectory 'd' the TProfile named 'pfn' and create the graph.
/// Return also the max y in mx.
TGraphErrors *TProofBench::GetGraph(TDirectory *d, const char *pfn, Int_t &nb,
Double_t &xmi, Double_t &xmx,
Double_t &ymi, Double_t &ymx, Int_t &kmx, TProfile *&pf)
{
// Sanity checks
if (!d || !pfn || (pfn && strlen(pfn) <= 0)) {
::Error("TProofBench::GetGraph", "directory or name not defined!");
return (TGraphErrors *)0;
}
TList *keylist = d->GetListOfKeys();
TKey *key = 0;
TIter nxk(keylist);
while ((key = (TKey *) nxk())) {
if (TString(key->GetName()).BeginsWith(pfn)) {
pf = (TProfile *) d->Get(key->GetName());
break;
}
}
// Sanity checks
if (!pf) {
::Error("TProofBench::GetGraph", "TProfile for '%s' not found in directory '%s'", pfn, d->GetName());
return (TGraphErrors *)0;
}
nb = pf->GetNbinsX();
TGraphErrors *gr = new TGraphErrors(nb);
gr->SetName(TString::Format("Graph_%s", pfn));
Double_t xx, ex, yy, ey;
ymi = pf->GetBinContent(1);
ymx = ymi;
xmi = pf->GetBinCenter(1) - pf->GetBinWidth(1)/2. ;
xmx = pf->GetBinCenter(nb) + pf->GetBinWidth(nb)/2. ;
kmx = -1;
for (Int_t k = 1;k <= nb; k++) {
xx = pf->GetBinCenter(k);
ex = pf->GetBinWidth(k) * .001;
yy = pf->GetBinContent(k);
ey = pf->GetBinError(k);
if (k == 1) {
ymi = yy;
ymx = yy;
kmx = k;
} else {
if (yy < ymi) ymi = yy;
if (yy > ymx) { ymx = yy; kmx = k; }
}
gr->SetPoint(k-1, xx, yy);
gr->SetPointError(k-1, ex, ey);
}
// Done
return gr;
}
////////////////////////////////////////////////////////////////////////////////
/// Make sure that the fitting functions are defined
void TProofBench::AssertFittingFun(Double_t mi, Double_t mx)
{
if (!fgFp1) {
fgFp1 = new TF1("funp1", funp1, mi, mx, 2);
fgFp1->SetParNames("offset", "slope");
}
if (!fgFp1n) {
fgFp1n = new TF1("funp1n", funp1n, mi, mx, 2);
fgFp1n->SetParNames("decay", "norm rate");
}
if (!fgFp2) {
fgFp2 = new TF1("funp2", funp2, mi, mx, 3);
fgFp2->SetParNames("offset", "slope", "deviation");
}
if (!fgFp2n) {
fgFp2n = new TF1("funp2n", funp2n, mi, mx, 3);
fgFp2n->SetParNames("decay", "norm rate", "deviation");
}
if (!fgFp3) {
fgFp3 = new TF1("funcpuv", funcpuv, mi, mx, 3);
fgFp3->SetParNames("offset", "slope real", "slope hyper");
}
if (!fgFp3n) {
fgFp3n = new TF1("funcpuvn", funcpuvn, mi, mx, 3);
fgFp3n->SetParNames("offset", "slope real", "slope hyper");
}
if (!fgFio) {
fgFio = new TF1("funio", funio, mi, mx, 3);
fgFio->SetParNames("R1", "RIO", "TotIO");
}
if (!fgFioV) {
fgFioV = new TF1("funiov", funiov, mi, mx, 5);
fgFioV->SetParNames("rio", "b1", "b2", "nc", "ri");
}
}
////////////////////////////////////////////////////////////////////////////////
class fileDesc : public TNamed {
public:
Long_t fMtime; // Modification time
TString fDesc; // Test description string, if any
fileDesc(const char *n, const char *o,
Long_t t, const char *d) : TNamed(n, o), fMtime(t), fDesc(d) { }
Int_t Compare(const TObject *o) const {
const fileDesc *fd = static_cast<const fileDesc *>(o);
if (!fd || (fd && fd->fMtime == fMtime)) return 0;
if (fMtime < fd->fMtime) return -1;
return 1;
}
};
////////////////////////////////////////////////////////////////////////////////
/// Get performance specs. Check file 'path', or files in directory 'path'
/// (default current directory).
/// The degree of the polynomial used for the fit is 'degfit' (default 1).
void TProofBench::GetPerfSpecs(const char *path, Int_t degfit)
{
// Locate the file (ask if many)
TString pp(path), fn, oo;
if (pp.IsNull()) pp = gSystem->WorkingDirectory();
FileStat_t st;
if (gSystem->GetPathInfo(pp.Data(), st) != 0) {
::Error("TProofBench::GetPerfSpecs", "path '%s' could not be stat'ed - abort", pp.Data());
return;
}
TSortedList filels;
if (R_ISDIR(st.fMode)) {
// Scan the directory
void *dirp = gSystem->OpenDirectory(pp.Data());
if (!dirp) {
::Error("TProofBench::GetPerfSpecs", "directory path '%s' could nto be open - abort", pp.Data());
return;
}
const char *ent = 0;
while ((ent = gSystem->GetDirEntry(dirp))) {
if (!strcmp(ent, ".") || !strcmp(ent, "..")) continue;
fn.Form("%s/%s", pp.Data(), ent);
if (gSystem->GetPathInfo(fn.Data(), st) != 0) continue;
if (!R_ISREG(st.fMode)) continue;
fn += "?filetype=raw";
TFile *f = TFile::Open(fn);
if (!f) continue;
char rr[5] = {0};
if (!f->ReadBuffer(rr, 4)) {
if (!strncmp(rr, "root", 4)) {
SafeDelete(f);
fn.ReplaceAll("?filetype=raw", "");
if ((f = TFile::Open(fn))) {
TString desc("<no decription>");
TNamed *nmdesc = (TNamed *) f->Get("PB_description");
if (nmdesc) desc = nmdesc->GetTitle();
if (f->GetListOfKeys()->FindObject("RunCPU"))
filels.Add(new fileDesc(fn, "std:", st.fMtime, desc.Data()));
if (f->GetListOfKeys()->FindObject("RunCPUx"))
filels.Add(new fileDesc(fn, "stdx:", st.fMtime, desc.Data()));
} else {
::Warning("TProofBench::GetPerfSpecs", "problems opening '%s'", fn.Data());
}
}
}
SafeDelete(f);
}
} else if (!R_ISREG(st.fMode)) {
::Error("TProofBench::GetPerfSpecs",
"path '%s' not a regular file nor a directory - abort", pp.Data());
return;
} else {
// This is the file
fn = pp;
// Check it
TString emsg;
Bool_t isOk = kFALSE;
if (gSystem->GetPathInfo(fn.Data(), st) == 0) {
fn += "?filetype=raw";
TFile *f = TFile::Open(fn);
if (f) {
char rr[5] = {0};
if (!(f->ReadBuffer(rr, 4))) {
if (!strncmp(rr, "root", 4)) {
fn.ReplaceAll("?filetype=raw", "");
if ((f = TFile::Open(fn))) {
if (f->GetListOfKeys()->FindObject("RunCPU")) oo = "std:";
if (f->GetListOfKeys()->FindObject("RunCPUx")) oo = "stdx:";
SafeDelete(f);
if (!oo.IsNull()) {
isOk = kTRUE;
} else {
emsg.Form("path '%s' does not contain the relevant dirs - abort", fn.Data());
}
} else {
emsg.Form("path '%s' cannot be open - abort", fn.Data());
}
} else {
emsg.Form("'%s' is not a ROOT file - abort", fn.Data());
}
} else {
emsg.Form("could not read first 4 bytes from '%s' - abort", fn.Data());
}
SafeDelete(f);
} else {
emsg.Form("path '%s' cannot be open in raw mode - abort", fn.Data());
}
} else {
emsg.Form("path '%s' cannot be stated - abort", fn.Data());
}
if (!isOk) {
::Error("TProofBench::GetPerfSpecs", "%s", emsg.Data());
return;
}
}
fileDesc *nm = 0;
// Ask the user, if more then 1
if (filels.GetSize() == 1) {
nm = (fileDesc *) filels.First();
fn = nm->GetName();
oo = nm->GetTitle();
} else if (filels.GetSize() > 1) {
TIter nxf(&filels);
Int_t idx = 0;
Printf("Several possible files found:");
while ((nm = (fileDesc *) nxf())) {
Printf(" %d\t%s\t%s\t%s (file: %s)", idx++, nm->GetTitle(),
TTimeStamp(nm->fMtime).AsString("s"), nm->fDesc.Data(), nm->GetName());
}
TString a(Getline(TString::Format("Make your choice [%d] ", idx-1)));
if (a.IsNull() || a[0] == '\n') a.Form("%d", idx-1);
idx = a.Atoi();
if ((nm = (fileDesc *) filels.At(idx))) {
fn = nm->GetName();
oo = nm->GetTitle();
} else {
::Error("TProofBench::GetPerfSpecs", "chosen index '%d' does not exist - abort", idx);
return;
}
} else {
if (fn.IsNull()) {
::Error("TProofBench::GetPerfSpecs",
"path '%s' is a directory but no ROOT file found in it - abort", pp.Data());
return;
}
}
// Now get the specs
TProofBench::DrawCPU(fn.Data(), oo.Data(), kFALSE, degfit);
}
////////////////////////////////////////////////////////////////////////////////
/// Perform a test using dataset 'dset'
/// Return 0 on success, -1 on error
/// Open the file for the results
Int_t TProofBench::RunDataSet(const char *dset,
Int_t start, Int_t stop, Int_t step)
{
if (OpenOutFile(kTRUE) != 0) {
Error("RunDataSet", "problems opening '%s' to save the result", fOutFileName.Data());
return -1;
}
fUnlinkOutfile = kFALSE;
if (fReleaseCache) ReleaseCache(dset);
SafeDelete(fRunDS);
TPBReadType *readType = fReadType;
if (!readType) readType = new TPBReadType(TPBReadType::kReadOpt);
fRunDS = new TProofBenchRunDataRead(fDS, readType, fOutFile);
if (!fDataSel.IsNull()) fRunDS->SetSelName(fDataSel);
if (!fSelOption.IsNull()) fRunDS->SetSelOption(fSelOption);
if (!fDataPar.IsNull()) fRunDS->SetParList(fDataPar);
fRunDS->SetReleaseCache(fReleaseCache);
fRunDS->Run(dset, start, stop, step, fNtries, fDebug, -1);
if (!fReadType) SafeDelete(readType);
// Close the file
if (SetOutFile(0) != 0)
Warning("RunDataSet", "problems closing '%s'", fOutFileName.Data());
// Done
return 0;
}
////////////////////////////////////////////////////////////////////////////////
/// Perform a test using dataset 'dset' scanning over the number of workers
/// per node.
/// Return 0 on success, -1 on error
/// Open the file for the results
Int_t TProofBench::RunDataSetx(const char *dset, Int_t start, Int_t stop)
{
if (OpenOutFile(kTRUE) != 0) {
Error("RunDataSetx", "problems opening '%s' to save the result", fOutFileName.Data());
return -1;
}
fUnlinkOutfile = kFALSE;
ReleaseCache(dset);
SafeDelete(fRunDS);
TPBReadType *readType = fReadType;
if (!readType) readType = new TPBReadType(TPBReadType::kReadOpt);
fRunDS = new TProofBenchRunDataRead(fDS, readType, fOutFile);
if (!fDataSel.IsNull()) fRunDS->SetSelName(fDataSel);
if (!fSelOption.IsNull()) fRunDS->SetSelOption(fSelOption);
if (!fDataPar.IsNull()) fRunDS->SetParList(fDataPar);
fRunDS->Run(dset, start, stop, -2, fNtries, fDebug, -1);
if (!fReadType) SafeDelete(readType);
// Close the file
if (SetOutFile(0) != 0)
Warning("RunDataSetx", "problems closing '%s'", fOutFileName.Data());
// Done
return 0;
}
////////////////////////////////////////////////////////////////////////////////
/// Draw the CPU speedup plot.
/// opt = 'typewhat', e.g. 'std:max:'
/// type = 'std:' draw standard plot
/// 'stdx:' draw standard plot, 1 worker per node
/// 'norm:' draw normalized plot
/// 'normx:' draw normalized plot, 1 worker per node
/// what = 'max:' draw max rate
/// 'avg:' draw average rate
/// 'all:' draw max and average rate on same plot (default)
/// type = 'mbs' MB/s scaling plots (default)
/// 'evts' Event/s scaling plots
/// dofit = 0 no fit
/// 1 fit with default 3 parameter saturated I/O formula
/// 2 fit with 4 parameter saturated I/O formula (varying Rcpu)
/// n0 = for dofit == 2, number of real cores
/// n1 = for dofit == 2, number of total cores (real + hyperthreaded)
///
void TProofBench::DrawDataSet(const char *outfile,
const char *opt, const char *type, Bool_t verbose,
Int_t dofit, Int_t n0, Int_t n1)
{
// Get the TProfile an create the graphs
TFile *fout = TFile::Open(outfile, "READ");
if (!fout || (fout && fout->IsZombie())) {
::Error("DrawDataSet", "could not open file '%s' ...", outfile);
return;
}
// Get description
TString description("<not available>");
TNamed *nmdesc = (TNamed *) fout->Get("PB_description");
if (nmdesc) description = nmdesc->GetTitle();
// Parse option
TString oo(opt);
Bool_t isNorm = (oo.Contains("norm")) ? kTRUE : kFALSE;
Bool_t isX = (oo.Contains("stdx:") || oo.Contains("normx:")) ? kTRUE : kFALSE;
Bool_t doAvg = kTRUE, doMax = kTRUE;
if (oo.Contains("avg:")) doMax = kFALSE;
if (oo.Contains("max:")) doAvg = kFALSE;
const char *dirn = (isX) ? "RunDataReadx" : "RunDataRead";
TDirectory *d = (TDirectory *) fout->Get(dirn);
if (!d) {
::Error("DrawCPU", "could not find directory '%s' ...", dirn);
fout->Close();