Last updated on AUGUST 08, 2016
Applies to:
Solaris Operating System - Version 10 6/06 U2 to 11 11/11 [Release 10.0 to 11.0]Information in this document applies to any platform.
***Checked for relevance on 09-Aug-2016***
Symptoms
ZFS IO performance can occasionally degrade severely.
If this issue is encountered then a threadlist taken from the system when performance is degraded will show several threads with a stack similar to the following:
The fingerprint is that the stack contains kcage_create_throttle(), and kmem_cache_alloc() is called from ZFS related functions.
Cause
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