glock_workqueue processes using 100%CPU when large number of files being accessed on GFS2 filesystem
Issue
- 100% CPU load reported for glock_workqueue processes
Environment
- Red Hat Enterprise Linux Server 5 (with the High Availability and Resilient Storage Add Ons)
- Kernel < 2.6.18-164.6.1.el5
- Large number of open files on GFS2 filesystem
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