NFS Error Messages On Some ExaLogic guest vServers
(Doc ID 1669984.1)
Last updated on OCTOBER 10, 2018
Applies to:Oracle Exalogic Elastic Cloud Software - Version 220.127.116.11.2 and later
Oracle Virtual Server(x86-64)
In Exalogic Virtual releases 18.104.22.168.2 and above performance issues with NFS shares is observed.
This NFS performance issues happens randomly across all the VM's and is intermittent. For e.g. if the NFS performance issue is observed on particular vServer(s) at give time frame, the problem seems to disappear on those vServer(s) and appears on other vServer(s).
Following are symptoms of the problem. You can observe one (or)more of these symptoms
- ls, df commands hanging on some of directories inside NFS share
- WebLogic instances and other Application process startup taking long time (or) failing on NFS shares
- Following messages are seen in /var/log/messages
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