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vxfs 7.* causes Page Cache depletion (Doc ID 2370448.1)

Last updated on MARCH 13, 2018

Applies to:

Solaris Operating System - Version 11.3 and later
Information in this document applies to any platform.

Symptoms

When there are several files being created on a vxfs filesystem (like in this case, backup is running and output is onto a vxfs filesystem), there will be a sudden depletion of Page cache and an increase of dirty pages.  During this time the system will experience intermittent freezes.

 
Customer upgraded vxfs from 6.* to 7.*.

Changes

 This customer experienced the issue after upgrading vxfs from 6.* to 7.*.

Cause

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