junneyang / zumastor

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mount hangs after replication on downstream with a 600G zumastor volume #147

Open GoogleCodeExporter opened 9 years ago

GoogleCodeExporter commented 9 years ago
Will and I noticed this problem on our x4500 box. The first mount after
replication took more than five minutes to complete. The replication cycle
is set up as five minutes, so basically the replicated snapshot was never
mounted. There are another two volume slaves on the same box. They don't
seem to have this problem. The only difference I can see with the
problematic volume is the larger size. This may be the first time we try
replication on real hardware with this size of volume.

Will collected the sysrq-t trace during the mount hanging. The trace is
attached. I set up the replication to another machine to see if I can
reproduce the problem there.

Jiaying 

Original issue reported on code.google.com by jiayin...@gmail.com on 23 May 2008 at 7:39

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