Re: 2.6.18 mmap hangs unrelated apps

2006-12-20 Thread Michal Sabala
On 2006/12/15 at 15:44:14 Trond Myklebust <[EMAIL PROTECTED]> wrote > On Fri, 2006-12-15 at 15:06 -0600, Michal Sabala wrote: > > > > What nfs_debug information would be useful in tracking this > > problem? Is there any other information I can provide you? > > C

Re: 2.6.18 mmap hangs unrelated apps

2006-12-20 Thread Michal Sabala
On 2006/12/15 at 15:44:14 Trond Myklebust [EMAIL PROTECTED] wrote On Fri, 2006-12-15 at 15:06 -0600, Michal Sabala wrote: What nfs_debug information would be useful in tracking this problem? Is there any other information I can provide you? Could you just out of interest try 2.6.20-rc1

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 15:44:14 Trond Myklebust <[EMAIL PROTECTED]> wrote > On Fri, 2006-12-15 at 15:06 -0600, Michal Sabala wrote: > > Could this be related to the fact that the nfs mmaped file is unlinked > > before it is ummaped? The .nfsXXX file disappears from the NFS >

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 15:12:06 Arjan van de Ven <[EMAIL PROTECTED]> wrote > > > > > I do not have any indication that it is the server not responding. Other > > applications which have NFS files open are continuing to work while in > > this case XFree86 blocks. > > just a strange question, but which

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 14:42:08 Andrew Morton <[EMAIL PROTECTED]> wrote > On Fri, 15 Dec 2006 11:50:30 -0600 > Michal Sabala <[EMAIL PROTECTED]> wrote: > > > On 2006/12/15 at 10:24:15 Trond Myklebust <[EMAIL PROTECTED]> wrote > > > On Thu, 2006

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 13:44:44 Trond Myklebust <[EMAIL PROTECTED]> wrote > On Fri, 2006-12-15 at 11:50 -0600, Michal Sabala wrote: > > On 2006/12/15 at 10:24:15 Trond Myklebust <[EMAIL PROTECTED]> wrote > > > On Thu, 2006-12-14 at 20:30 -0600, Michal Sabala wrote: &g

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 10:24:15 Trond Myklebust <[EMAIL PROTECTED]> wrote > On Thu, 2006-12-14 at 20:30 -0600, Michal Sabala wrote: > > > > `cat /proc/*PID*/wchan` for all hanging processes contains page_sync. > > Have you tried an 'echo t >/proc/sysrq-trigger' on a clie

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 10:24:15 Trond Myklebust [EMAIL PROTECTED] wrote On Thu, 2006-12-14 at 20:30 -0600, Michal Sabala wrote: `cat /proc/*PID*/wchan` for all hanging processes contains page_sync. Have you tried an 'echo t /proc/sysrq-trigger' on a client with one of these hanging processes

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 13:44:44 Trond Myklebust [EMAIL PROTECTED] wrote On Fri, 2006-12-15 at 11:50 -0600, Michal Sabala wrote: On 2006/12/15 at 10:24:15 Trond Myklebust [EMAIL PROTECTED] wrote On Thu, 2006-12-14 at 20:30 -0600, Michal Sabala wrote: `cat /proc/*PID*/wchan` for all hanging

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 14:42:08 Andrew Morton [EMAIL PROTECTED] wrote On Fri, 15 Dec 2006 11:50:30 -0600 Michal Sabala [EMAIL PROTECTED] wrote: On 2006/12/15 at 10:24:15 Trond Myklebust [EMAIL PROTECTED] wrote On Thu, 2006-12-14 at 20:30 -0600, Michal Sabala wrote: `cat /proc/*PID

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 15:12:06 Arjan van de Ven [EMAIL PROTECTED] wrote I do not have any indication that it is the server not responding. Other applications which have NFS files open are continuing to work while in this case XFree86 blocks. just a strange question, but which video driver

Re: 2.6.18 mmap hangs unrelated apps

2006-12-15 Thread Michal Sabala
On 2006/12/15 at 15:44:14 Trond Myklebust [EMAIL PROTECTED] wrote On Fri, 2006-12-15 at 15:06 -0600, Michal Sabala wrote: Could this be related to the fact that the nfs mmaped file is unlinked before it is ummaped? The .nfsXXX file disappears from the NFS server as soon as test-mmap.c

2.6.18 mmap hangs unrelated apps

2006-12-14 Thread Michal Sabala
ep (dozens of consecutive runs were needed). As such this looks not to be directly related to nfs. I would like to assist in any way I can in tracking this bug. I am open to running patched kernels, etc... Thank You, Sincerely, Michal Sabala PS. thank you for all the hard work on the Li

2.6.18 mmap hangs unrelated apps

2006-12-14 Thread Michal Sabala
runs were needed). As such this looks not to be directly related to nfs. I would like to assist in any way I can in tracking this bug. I am open to running patched kernels, etc... Thank You, Sincerely, Michal Sabala PS. thank you for all the hard work on the Linux kernel