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Table Of Contents
VMware, Inc. 89
Chapter 6 Managing Third-Party Storage Arrays
Retrieving PSP Information
Theesxcli storage nmp pspgeneric deviceconfig getandesxcli storage nmp pspgeneric
pathconfig getcommandretrievesPSPconfigurationparameters.ThetypeofPSPdetermineswhich
commandtouse.
Usenmp pspgeneric deviceconfig getforPSPsthataresettoVMW_PSP_RR,VMW_PSP_FIXEDor
VMW_PSP_MRU.
Usenmp pspgeneric pathconfig getforPSPsthataresettoVMW_PSP_FIXEDorVMW_PSP_MRU.No
pathconfigurationinformationisavailableforVMW_PSP_RR.
ToretrievePSPconfigurationparameters,usetheappropriatecommandforthePSP.
Deviceconfigurationinformation.
esxcli <conn_options> storage nmp psp generic deviceconfig get --device=<device>
esxcli <conn_options> storage nmp psp fixed deviceconfig get --device=<device>
esxcli <conn_options> storage nmp psp roundrobin deviceconfig get --device=<device>
Pathconfigurationinformation.
esxcli <conn_options> storage nmp psp generic pathconfig get --path=<path>
RetrievethePSPconfigurationforthespecifiedpath.
esxcli <conn_options> nmp psp pathconfig generic get --path vmhba4:C1:T2:L23
Theesxcli storage nmp psp listcommandshowsthelistofPathSelectionPluginsonthesystemanda
briefdescriptionofeachplugin.
Setting Configuration Parameters for Third-Party Extensions
The esxcli storage nmp psp generic deviceconfig setandesxcli storage nmp psp generic
pathconfig setcommandssupportfuturethirdpartyPSAexpansion.ThesetconfigcommandsetsPSP
configurationparametersforthosethirdpartyextensions.
Useesxcli storage nmp roundrobin setconfigforotherpathpolicyconfiguration.See“Customizing
RoundRobinSetup”onpage 90.
Youcanrunesxcli storage nmp psp generic deviceconfig set --device=<device>tospecifyPSP
informationforadevice,andesxcli storage nmp psp generic pathconfig set --path=<path>to
specifyPSPinformationforapath.Foreachcommand,use--configtosetthespecifiedconfigurationstring.
Fixed Path Selection Policy Operations
ThefixedoptiongetsandsetsthepreferredpathpolicyforNMPdevicesconfiguredtouseVMW_PSP_FIXED.
Retrieving the Preferred Path
Theesxclistoragenmp fixed deviceconfig getcommandretrievesthepreferredpathonaspecified
devicethatisusingNMPandtheVMW_PSP_FIXEDPSP.
N
OTEThepreciseresultsofthesecommandsdependonthethirdpartyextension.Seetheextension
documentationforinformation.
Options Description
--config <config_string>
-c <config_string>
Configurationstringtosetforthedeviceorpathspecifiedby--deviceor--path.See
Table 41,“SupportedPathPolicies,”onpage 48.
--device <device>
-d <device>
Deviceforwhichyouwanttocustomizethepathpolicy.
--path <path>
-p <path>
Pathforwhichyouwanttocustomizethepathpolicy.