[Linux-cluster] gfs locking up
kpreslan at redhat.com
Tue Sep 7 19:10:51 UTC 2004
On Tue, Sep 07, 2004 at 07:45:47PM +0100, Brian Marsden wrote:
> Another interesting behaviour is the delay required to stat the
> filesystems for the first time after they are mounted - e.g. running df
> -l can take up to 5 seconds per gfs filesystem.
This part is normal. GFS tries to speed up df operations by caching
data in the lock LVBs. The first df after mount is what builds this
cache by reading all the information off of disk. So, that one will
always be slow.
Ken Preslan <kpreslan at redhat.com>
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