On Thu, Jul 17, 2008 at 11:04:05PM -0700, Michel Lespinasse wrote: > On Wed, Jul 16, 2008 at 03:15:53PM -0400, J. Bruce Fields wrote: > > On Tue, Jul 15, 2008 at 10:40:53PM -0700, Michel Lespinasse wrote: > > > I'm getting frequent NFS hangs when running 2.6.25 or 2.6.26 on my > > > NFS clients, while 2.6.24 seems to work fine. > > > [...] > > > Any ideas about what might be going wrong and/or what additional > > > information I should try to collect about the hangs ? > > > > A sysrq-T trace showing where the clients were hung might help. (So, > > "echo T >/proc/sysrq-trigger", then look at the logs.) > > Thanks for the reply. I'm now running 2.6.25.11 with sysrq enabled. > Have not captured the failure yet, but then again it's been only one night. > I prefer to go with 2.6.25 instead of 2.6.26 because 2.6.25 generally > recovers from the failure after a few minutes - so there is a higher chance > that I'll actually get something useful logged. > > > If it were possible to get it down to a simple test case, then we'd > > probably learn something from a git-bisect to figure out exactly when > > the problem was first introduced. > > I wish I had a better way to reproduce this... as it is it happens only > every 2 or 3 days (with 2.6.25.4, but I suppose 2.6.25.11 will be the same) > > I'll let you know when I capture a good trace. OK, thanks. --b. -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
