How can I view glock contention on a GFS2 filesystem in real-time in a RHEL 5, 6, 7, or 8 Resilient Storage cluster?
Updated -
Introduction
GFS2
can have performance problems due to excessive glock
contention, so analyzing glock
usage is one strategy for solving many GFS2
performance problems. A glock
is an inter-node lock used by the GFS2
file system to coordinate file system metadata (e.g. file) changes. This is accomplished with ...
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