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Table Of Contents
VMware, Inc. 141
Chapter 10 Monitoring ESXi Hosts
esxcli <conn_options> system coredump partition list
Ifadiagnosticpartitionisset,thecommanddisplaysinformationaboutit.Otherwise,thecommand
showsthatnopartitionisactivatedandconfigured.
Managing Core Dumps with ESXi Dump Collector
Bydefault,acoredumpissavedtothelocaldisk.YoucanuseESXiDumpCollectortokeepcoredumpsona
networkserverforuseduringdebugging.ESXiDumpCollectorisespeciallyusefulforAutoDeploy,but
supportedforanyESXi5.0andlaterhost.ESXiDumpCollectorsupports
othercustomization,including
sendingcoredumpstothelocaldisk.
ESXiDumpCollectorisincludedwiththevCenterServerautorun.exeapplication.YoucaninstallESXi
DumpCollectoronthesamesystemasthevCenterServerserviceoronadifferentWindowsorLinux
machine.SeevSphereNetworking.
Youcanconfigure
ESXihoststouseESXiDumpCollectorbyusingtheHostProfilesinterfaceofthevSphere
WebClient,orbyusingESXCLI.Specifyoneoftheconnectionoptionslistedin“ConnectionOptionsforvCLI
HostManagementCommands”onpage 18inplaceof<conn_options>.
To manage core dumps with ESXi Dump Collector
1SetupanESXisystemto
useESXiDumpCollectorbyrunningesxcli system coredump.
esxcli <conn_options> system coredump network set --interface-name vmk0
--server-ipv4=1-XX.XXX --port=6500
YoumustspecifyaVMkernelportwith--interface-name,andtheIPaddressandportoftheserverto
sendthecoredumpsto.IfyouconfigureanESXisystemthatisrunninginsideavirtualmachine,you
mustchooseaVMkernelportthatisinpromiscuousmode.
2EnableESXiDumpCollector.
esxcli <conn_options> system coredump network set --enable=true
3 (Optional)CheckthatESXiDumpCollectorisconfiguredcorrectly.
esxcli <conn_options> system coredump network get
ThehostonwhichyouhavesetupESXiDumpCollectorsendscoredumpstothespecifiedserverbyusing
thespecifiedVMkernelNICandoptionalport.
Managing Core Dumps with vicfg-dumppart
Thefollowingexamplescenariochangesthediagnosticpartition.Specifyoneoftheconnectionoptionslisted
in“ConnectionOptionsforvCLIHostManagementCommands”onpage 18inplaceof<conn_options>.
To manage a diagnostic partition
1ShowthediagnosticpartitiontheVMkerneluses.
vicfg-dumppart <conn_options> -t
2Displayinformationaboutallpartitionsthatcanbeusedasdiagnosticpartitions.Use-ltolistall
diagnosticpartitions,-ftolistalldiagnosticpartitionsinorderofpriority.
vicfg-dumppart <conn_options> -f
Theoutputmightappearasfollows.
Partition name on vml.mpx.vmhba36:C0:T0:L0:7 -> mpx.vmhba36:C0:T0:L0:7
3 Deactivatethediagnosticpartition.
vicfg-dumppart <conn_options> -d
TheESXisystemisnowwithoutadiagnosticpartition,andyoumustimmediatelysetanewone.
4Settheactivepartitiontonaa.<naa_ID>.
vicfg-dumppart <conn_options> -s naa.<naa_ID>