What data should I gather when access to a GFS2 filesystem appears to be hung or unresponsive on RHEL 5, RHEL 6, or RHEL 7?
Issue
- Processes accessing
GFS2
file-systems arehung
in state D (uninterruptible sleep). GFS2
is hung- Access to
GFS2
hangs - Where do I find
gfs2_lockcapture
?
Environment
- Red Hat Enterprise Linux Server 5 (with the High Availability and Resilient Storage Add Ons)
- Red Hat Enterprise Linux Server 6 (with the High Availability and Resilient Storage Add Ons)
- Red Hat Enterprise Linux Server 7 (with the High Availability and Resilient Storage Add Ons)
- Global File System 2 (GFS2)
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