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SuperCluster T4-4 and T5-8 Disk Replacement Guide (Doc ID 1492368.1)

Last updated on OCTOBER 04, 2023

Applies to:

SPARC SuperCluster T4-4 - Version All Versions to All Versions [Release All Releases]
Oracle Solaris on SPARC (64-bit)


Steps to replace internal hard drive in SuperCluster configurations 

Please note as other consideration are discovered in various LDom configurations we will be updating this note. So please do not rely on a strict hard copy of it.



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In this Document
 1) Confirm zpool has faulted device:
 2) Detach the failed drive form zpool:
 3) Determine Primary LDOM location:
 4) Check if vdisk device exists on this drive from PRIMARY LDOM:
 5) Turn on locator beacon from PRIMARY LDOM:
 6) Determine the LDOM using the vdisk:
 7) Log into Logical domain and detach disk:
 8) Remove the vdisk and vdisk service device:
 9) Find device path of drive to use in cfgadm you 
 10) Unconfigure failed drive:
 11) Remove failed drive and insert replacement
 12) Configure in new device:
 13) Update new disk Table of contents from existing zpool member. Ensure you use slice 2  in this command:
 14) Attach new disk slice 0 to the rpool:
 15) Confirm zpool resilvered and drive status is online:
 16) Clear Fault Management:
  17) If LDOM is running Solaris 10 and pool is the root pool such as "rpool" or "BIpool" install bootblock on new slice:
  18) Update boot-device with WWN from new drive
 19) Reconfigure virtual disk:
 20) Connect to Guest LDOM  and reattach disk to zpool, mark vdev as repaired and reinstall bootblock
 21) Turn off locator beacon from PRIMARY LDOM:
 22) Example workflow of 3 LDOM config and the loss of HDD5

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