ACFS Filesystem Hangs On AIX (Stack Call : OfsAcquireResourceLite_OSD/ofsvn_close/ofsvn_open/ofsvn_lockctl)
Last updated on MARCH 24, 2014
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 11.2 to 12.1]
Information in this document applies to any platform.
1) ACFS filesystem hangs on AIX. Processes hang (in a non-killable state) when accessing files in an ACFS file system.
2) Creating, closing, reading, deleting or listing files on the ACFS filesystem are not possible and just hanged (e.g. ls, cd, etc.).
3) Processes blocked in a non-killable state accessing files on ACFS, running on AIX. Generally, there will be two processes involved in the deadlock, one will be in ofsvn_close() with a kernel stack similar to:
5) Neither of these processes will be killable.
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