Hi Alvin, Thanks for the dump output. It helped a bit.
For now, recommend turning off open-behind and read-ahead performance translators for you to get rid of this situation, As I noticed hung FLUSH operations from these translators. -Amar On Wed, Mar 29, 2017 at 6:56 AM, Alvin Starr <[email protected]> wrote: > We are running gluster 3.8.9-1 on Centos 7.3.1611 for the servers and on > the clients 3.7.11-2 on Centos 6.8 > > We are seeing httpd processes hang in fuse_request_send or sync_page. > > These calls are from PHP 5.3.3-48 scripts > > I am attaching a tgz file that contains the process dump from glusterfsd > and the hung pids along with the offending pid's stacks from > /proc/{pid}/stack. > > This has been a low level annoyance for a while but it has become a much > bigger issue because the number of hung processes went from a few a week to > a few hundred a day. > > > -- > Alvin Starr || voice: (905)513-7688 > Netvel Inc. || Cell: (416)806-0133 > [email protected] || > > > _______________________________________________ > Gluster-users mailing list > [email protected] > http://lists.gluster.org/mailman/listinfo/gluster-users > -- Amar Tumballi (amarts)
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