diff --git a/webapp/sources/ldap-inventory/inventory-api/src/main/scala/com/normation/inventory/services/provisioning/ReportSaver.scala b/webapp/sources/ldap-inventory/inventory-api/src/main/scala/com/normation/inventory/services/provisioning/ReportSaver.scala
index d0b5c596a6..08b38e0422 100644
--- a/webapp/sources/ldap-inventory/inventory-api/src/main/scala/com/normation/inventory/services/provisioning/ReportSaver.scala
+++ b/webapp/sources/ldap-inventory/inventory-api/src/main/scala/com/normation/inventory/services/provisioning/ReportSaver.scala
@@ -122,7 +122,7 @@ trait PipelinedReportSaver[R] extends ReportSaver[R] with Loggable {
       commitedChange <- try {
           commitChange(postPreCommitReport)
         } catch {
-          case ex:Exception => Failure("Exception when commiting inventory, abort.", Full(ex), Empty)
+          case ex:Exception => Failure(s"Exception when commiting inventory, abort: ${ex.getMessage}", Full(ex), Empty)
         }
 
       t2 = System.currentTimeMillis
diff --git a/webapp/sources/ldap-inventory/inventory-provisioning-web/src/main/scala/com/normation/inventory/provisioning/endpoint/InventoryProcessor.scala b/webapp/sources/ldap-inventory/inventory-provisioning-web/src/main/scala/com/normation/inventory/provisioning/endpoint/InventoryProcessor.scala
index 7f41c6da96..2a46bba7bf 100644
--- a/webapp/sources/ldap-inventory/inventory-provisioning-web/src/main/scala/com/normation/inventory/provisioning/endpoint/InventoryProcessor.scala
+++ b/webapp/sources/ldap-inventory/inventory-provisioning-web/src/main/scala/com/normation/inventory/provisioning/endpoint/InventoryProcessor.scala
@@ -348,7 +348,12 @@ class InventoryProcessor(
       (reportSaver.save(report) ?~! "Can't merge inventory report in LDAP directory, aborting") match {
         case Empty => logger.error("The report is empty, not saving anything")
         case f:Failure =>
-          logger.error("Error when trying to process report: %s".format(f.messageChain),f)
+          logger.error(s"Error when trying to process report: ${f.messageChain}")
+          if(logger.isDebugEnabled) {
+            f.rootExceptionCause.foreach{ ex =>
+              logger.debug("Root exception was: " + ex.printStackTrace())
+            }
+          }
         case Full(report) =>
           logger.debug("Report saved.")
       }
diff --git a/webapp/sources/ldap-inventory/inventory-repository/src/main/resources/ldap/inventory.schema b/webapp/sources/ldap-inventory/inventory-repository/src/main/resources/ldap/inventory.schema
index e63ca18d5b..74452f0263 100644
--- a/webapp/sources/ldap-inventory/inventory-repository/src/main/resources/ldap/inventory.schema
+++ b/webapp/sources/ldap-inventory/inventory-repository/src/main/resources/ldap/inventory.schema
@@ -887,18 +887,35 @@ objectclass ( InventoryObjectClasses:80.6
   SUP VirtualMachine
   AUXILIARY )
 
-objectclass ( InventoryObjectClasses:80:8
+objectclass ( InventoryObjectClasses:80.7
+  NAME 'BSDJail'
+  DESC 'A BSD Jail'
+  SUP VirtualMachine
+  AUXILIARY )
+
+objectclass ( InventoryObjectClasses:80.8
   NAME 'hyperV'
   DESC 'A Hyper-V VM'
   SUP VirtualMachine
   AUXILIARY )
 
-objectclass ( InventoryObjectClasses:80.7
-  NAME 'BSDJail'
-  DESC 'A BSD Jail'
+objectclass ( InventoryObjectClasses:80.9
+  NAME 'lxc'
+  DESC 'LXC container'
   SUP VirtualMachine
   AUXILIARY )
 
+objectclass ( InventoryObjectClasses:80.10
+  NAME 'virtuozzo'
+  DESC 'Virtuozzo container'
+  SUP VirtualMachine
+  AUXILIARY )
+
+objectclass ( InventoryObjectClasses:80.11
+  NAME 'openvz'
+  DESC 'OpenVZ container'
+  SUP VirtualMachine
+  AUXILIARY )
 
 objectclass ( InventoryObjectClasses:4
   NAME 'physicalElement'
diff --git a/webapp/sources/ldap-inventory/inventory-repository/src/main/scala/com/normation/inventory/ldap/core/InventoryMapper.scala b/webapp/sources/ldap-inventory/inventory-repository/src/main/scala/com/normation/inventory/ldap/core/InventoryMapper.scala
index 4c59b9885e..8d6507a0ae 100644
--- a/webapp/sources/ldap-inventory/inventory-repository/src/main/scala/com/normation/inventory/ldap/core/InventoryMapper.scala
+++ b/webapp/sources/ldap-inventory/inventory-repository/src/main/scala/com/normation/inventory/ldap/core/InventoryMapper.scala
@@ -404,7 +404,10 @@ class InventoryMapper(
         case LDAPObjectClass(OC_VM_QEMU,_,_,_)         => Some(VirtualMachineType(QEmu))
         case LDAPObjectClass(OC_VM_AIX_LPAR,_,_,_)     => Some(VirtualMachineType(AixLPAR))
         case LDAPObjectClass(OC_VM_HYPERV,_,_,_)       => Some(VirtualMachineType(HyperV))
-        case LDAPObjectClass(OC_VM_BSDJAIL,_,_,_)     => Some(VirtualMachineType(BSDJail))
+        case LDAPObjectClass(OC_VM_BSDJAIL,_,_,_)      => Some(VirtualMachineType(BSDJail))
+        case LDAPObjectClass(OC_VM_LXC, _, _, _)       => Some(VirtualMachineType(LXC))
+        case LDAPObjectClass(OC_VM_VIRTUOZZO, _, _, _) => Some(VirtualMachineType(Virtuozzo))
+        case LDAPObjectClass(OC_VM_OPENVZ, _, _, _)    => Some(VirtualMachineType(OpenVZ))
         case LDAPObjectClass(OC_PM,_,_,_)              => Some(PhysicalMachineType)
         case _ => None
       }
diff --git a/webapp/sources/ldap-inventory/inventory-repository/src/main/scala/com/normation/inventory/ldap/core/LDAPConstants.scala b/webapp/sources/ldap-inventory/inventory-repository/src/main/scala/com/normation/inventory/ldap/core/LDAPConstants.scala
index d838ab4656..f20253ec5d 100644
--- a/webapp/sources/ldap-inventory/inventory-repository/src/main/scala/com/normation/inventory/ldap/core/LDAPConstants.scala
+++ b/webapp/sources/ldap-inventory/inventory-repository/src/main/scala/com/normation/inventory/ldap/core/LDAPConstants.scala
@@ -284,6 +284,10 @@ object LDAPConstants {
   OC +=(OC_VM_AIX_LPAR, OC(OC_VM))
   OC +=(OC_VM_HYPERV, OC(OC_VM))
   OC +=(OC_VM_BSDJAIL, OC(OC_VM))
+  OC +=(OC_VM_LXC, OC(OC_VM))
+  OC +=(OC_VM_VIRTUOZZO, OC(OC_VM))
+  OC +=(OC_VM_OPENVZ, OC(OC_VM))
+
 
   OC +=(OC_PE,
       must = Set(),
@@ -301,7 +305,10 @@ object LDAPConstants {
             OC_VM_QEMU,
             OC_VM_AIX_LPAR,
             OC_VM_HYPERV,
-            OC_VM_BSDJAIL
+            OC_VM_BSDJAIL,
+            OC_VM_LXC,
+            OC_VM_VIRTUOZZO,
+            OC_VM_OPENVZ
   )
 
   OC +=(OC_MEMORY, sup = OC(OC_PE),
diff --git a/webapp/sources/ldap-inventory/inventory-repository/src/test/resources/ldap-data/schema/099-0-inventory.ldif b/webapp/sources/ldap-inventory/inventory-repository/src/test/resources/ldap-data/schema/099-0-inventory.ldif
index cfc91fe23d..e651a7d586 100644
--- a/webapp/sources/ldap-inventory/inventory-repository/src/test/resources/ldap-data/schema/099-0-inventory.ldif
+++ b/webapp/sources/ldap-inventory/inventory-repository/src/test/resources/ldap-data/schema/099-0-inventory.ldif
@@ -323,6 +323,12 @@ attributeTypes: ( 1.3.6.1.4.1.35061.1.1.400.3
   EQUALITY caseIgnoreMatch
   SUBSTR caseIgnoreSubstringsMatch
   SYNTAX 1.3.6.1.4.1.1466.115.121.1.15{256} )
+attributeTypes: ( 1.3.6.1.4.1.35061.1.1.400.3.1
+  NAME 'networkSubnet'
+  DESC 'Network interface subnet'
+  EQUALITY caseIgnoreMatch
+  SUBSTR caseIgnoreSubstringsMatch
+  SYNTAX 1.3.6.1.4.1.1466.115.121.1.15{256} )
 attributeTypes: ( 1.3.6.1.4.1.35061.1.1.400.4
   NAME 'networkInterfaceMacAddress'
   DESC 'Network interface MAC address'
@@ -723,14 +729,29 @@ objectClasses: ( 1.3.6.1.4.1.35061.1.2.80.6
   DESC 'An LPAR partition on AIX'
   SUP VirtualMachine
   AUXILIARY )
-objectClasses: ( 1.3.6.1.4.1.35061.1.2.80
+objectClasses: ( 1.3.6.1.4.1.35061.1.2.80.7
+  NAME 'BSDJail'
+  DESC 'A BSD Jail'
+  SUP VirtualMachine
+  AUXILIARY )
+objectClasses: ( 1.3.6.1.4.1.35061.1.2.80.8
   NAME 'hyperV'
   DESC 'A Hyper-V VM'
   SUP VirtualMachine
   AUXILIARY )
-objectClasses: ( 1.3.6.1.4.1.35061.1.2.80.7
-  NAME 'BSDJail'
-  DESC 'A BSD Jail'
+objectClasses: ( 1.3.6.1.4.1.35061.1.2.80.9
+  NAME 'lxc'
+  DESC 'LXC container'
+  SUP VirtualMachine
+  AUXILIARY )
+objectClasses: ( 1.3.6.1.4.1.35061.1.2.80.10
+  NAME 'virtuozzo'
+  DESC 'Virtuozzo container'
+  SUP VirtualMachine
+  AUXILIARY )
+objectClasses: ( 1.3.6.1.4.1.35061.1.2.80.11
+  NAME 'openvz'
+  DESC 'OpenVZ container'
   SUP VirtualMachine
   AUXILIARY )
 objectClasses: ( 1.3.6.1.4.1.35061.1.2.4
@@ -865,7 +886,7 @@ objectClasses: ( 1.3.6.1.4.1.35061.1.2.20
   STRUCTURAL
   MUST ( networkInterface )
   MAY ( status $ speed $ ipHostNumber $ networkInterfaceMacAddress $
-  networkInterfaceGateway $ ipNetworkNumber $ networkInterfaceDhcpServer $
+  networkInterfaceGateway $ ipNetworkNumber $ networkSubnet $ networkInterfaceDhcpServer $
   networkInterfaceMask $ networkInterfaceType $ networkInterfaceTypeMib) )
 objectClasses: ( 1.3.6.1.4.1.35061.1.2.21
   NAME 'software'