Oracle HSM (SAMFS) - After Upgrade to SAMFS 5.4 There is Degraded T10KD Write Performance
(Doc ID 2000017.1)
Last updated on FEBRUARY 08, 2019
Applies to:Oracle Hierarchical Storage Manager (HSM) and StorageTek QFS Software - Version 5.4 and later
Information in this document applies to any platform.
After upgrading a SAM-QFS server from Solaris 11.1 and SAMFS 5.3, to Solaris 11.2 and SAMFS 5.4, it has been observed that write performance to T10KD drives are significantly slower.
It has also been observed that sam-arcopy is consuming more CPU resources after the upgrade to SAMFS 5.4.
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