Tasks Hung issue On NFS Volume In UEK1
Last updated on MARCH 26, 2017
Applies to:Linux OS - Version Oracle Linux 5.8 with Unbreakable Enterprise Kernel [2.6.32] and later
Oracle Linux servers running some old version of UEK1 (2.6.32) get hung and system log shows many processes were sticking in D state.
The issue happens in an environment that application been deployed on NFS volumes.
The following are typical call trace outputs:
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