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SnapCenter RDM provision takes nearly an hour to complete

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Applies to

  • SnapCenter Server (SC)
  • RDM provision with iSCSI connection

Issue

  • RDM provision takes nearly an hour to complete
  • No error messages but can see that the ValidateISCSIName takes a long time. Seen in <installation_path>\NetApp\SnapCenter\SnapCenter Plug-in for Microsoft Windows\job_logs\SCW_<id>.log:

    2021-03-11T08:12:55.8138634+01:00 Verbose SDW PID=[21632] TID=[9288] Initiator: <initiator_name>
    2021-03-11T08:12:55.8148628+01:00 Verbose SDW PID=[21632] TID=[9288] ++GeneralUtilities::ValidateISCSIName
    2021-03-11T08:12:55.8148628+01:00 Verbose SDW PID=[21632] TID=[9288] ++GeneralUtilities::ValidateIQN
    2021-03-11T08:12:55.8148628+01:00 Verbose SDW PID=[21632] TID=[9288] --GeneralUtilities::ValidateIQN
    2021-03-11T08:12:55.8148628+01:00 Verbose SDW PID=[21632] TID=[9288] --GeneralUtilities::ValidateISCSIName
    2021-03-11T08:12:55.8148628+01:00 Verbose SDW PID=[21632] TID=[9288] ++SdHostInfo::Initialize
    2021-03-11T08:12:55.8158629+01:00 Verbose SDW PID=[21632] TID=[9288] --SdHostInfo::Initialize
    2021-03-11T08:14:30.6773483+01:00 Verbose SDW PID=[21632] TID=[9288] ++SdHostInfo::Initialize
    2021-03-11T08:14:30.6773483+01:00 Verbose SDW PID=[21632] TID=[9288] --SdHostInfo::Initialize
    .
    2021-03-11T08:57:05.3407002+01:00 Verbose SDW PID=[21632] TID=[9288] ++SdHostInfo::Initialize
    2021-03-11T08:57:05.3416992+01:00 Verbose SDW PID=[21632] TID=[9288] --SdHostInfo::Initialize
  • There is a time gap between 1-2 minutes between each scan - see highlighted time
  • HBA rescan in vCenter takes a long time also

 

 

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