Re: [Cluster-devel] Performance Issue with multiple dataserver

2011-05-24 Thread Steven Whitehouse
/Hi, On Tue, 2011-05-24 at 17:09 +0530, taousif_ans...@dellteam.com wrote: Hi Bruce, Shyam As mentioned here http://wiki.linux-nfs.org/wiki/index.php/PNFS_server_projects gfs2 is also having issues(crashes, performance), so instead of going for gfs2 can we debug spNFS itself to get

[Cluster-devel] GFS2 -nmw git tree

2011-05-24 Thread Steven Whitehouse
Hi, Linus has pulled the latest two patches, so the tree is now empty again, Steve.

Re: [Cluster-devel] Performance Issue with multiple dataserver

2011-05-24 Thread J. Bruce Fields
On Tue, May 24, 2011 at 12:44:19PM +0100, Steven Whitehouse wrote: /Hi, On Tue, 2011-05-24 at 17:09 +0530, taousif_ans...@dellteam.com wrote: Hi Bruce, Shyam As mentioned here http://wiki.linux-nfs.org/wiki/index.php/PNFS_server_projects gfs2 is also having issues(crashes,

[Cluster-devel] [GFS2 Patch] GFS2: Processes waiting on inode glock that no processes are holding

2011-05-24 Thread Bob Peterson
Hi, This patch fixes a race in the GFS2 glock state machine that may result in lockups. The symptom is that all nodes but one will hang, waiting for a particular glock. All the holder records will have the W (Waiting) bit set. The other node will typically have the glock stuck in Exclusive