Re: livelock in __writeback_inodes_wb ?

2012-12-14 Thread Fengguang Wu
On Tue, Dec 11, 2012 at 02:41:13PM +0100, Jan Kara wrote: > On Tue 11-12-12 16:23:27, Wu Fengguang wrote: > > On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: > > > We had a user report the soft lockup detector kicked after 22 > > > seconds of no progress, with this trace.. > > > >

Re: livelock in __writeback_inodes_wb ?

2012-12-14 Thread Fengguang Wu
On Tue, Dec 11, 2012 at 02:41:13PM +0100, Jan Kara wrote: On Tue 11-12-12 16:23:27, Wu Fengguang wrote: On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: We had a user report the soft lockup detector kicked after 22 seconds of no progress, with this trace.. Where is the

Re: livelock in __writeback_inodes_wb ?

2012-12-11 Thread Simon Jeons
On Tue, 2012-12-11 at 09:29 -0500, Dave Jones wrote: > On Tue, Dec 11, 2012 at 04:23:27PM +0800, Fengguang Wu wrote: > > On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: > > > We had a user report the soft lockup detector kicked after 22 > > > seconds of no progress, with this

Re: livelock in __writeback_inodes_wb ?

2012-12-11 Thread Dave Jones
On Tue, Dec 11, 2012 at 04:23:27PM +0800, Fengguang Wu wrote: > On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: > > We had a user report the soft lockup detector kicked after 22 > > seconds of no progress, with this trace.. > > Where is the original report? The reporter may help

Re: livelock in __writeback_inodes_wb ?

2012-12-11 Thread Jan Kara
On Tue 11-12-12 16:23:27, Wu Fengguang wrote: > On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: > > We had a user report the soft lockup detector kicked after 22 > > seconds of no progress, with this trace.. > > Where is the original report? The reporter may help provide some clues >

Re: livelock in __writeback_inodes_wb ?

2012-12-11 Thread Fengguang Wu
On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: > We had a user report the soft lockup detector kicked after 22 > seconds of no progress, with this trace.. Where is the original report? The reporter may help provide some clues on the workload that triggered the bug. > :BUG: soft

Re: livelock in __writeback_inodes_wb ?

2012-12-11 Thread Fengguang Wu
On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: We had a user report the soft lockup detector kicked after 22 seconds of no progress, with this trace.. Where is the original report? The reporter may help provide some clues on the workload that triggered the bug. :BUG: soft lockup

Re: livelock in __writeback_inodes_wb ?

2012-12-11 Thread Jan Kara
On Tue 11-12-12 16:23:27, Wu Fengguang wrote: On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: We had a user report the soft lockup detector kicked after 22 seconds of no progress, with this trace.. Where is the original report? The reporter may help provide some clues on the

Re: livelock in __writeback_inodes_wb ?

2012-12-11 Thread Dave Jones
On Tue, Dec 11, 2012 at 04:23:27PM +0800, Fengguang Wu wrote: On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: We had a user report the soft lockup detector kicked after 22 seconds of no progress, with this trace.. Where is the original report? The reporter may help provide

Re: livelock in __writeback_inodes_wb ?

2012-12-11 Thread Simon Jeons
On Tue, 2012-12-11 at 09:29 -0500, Dave Jones wrote: On Tue, Dec 11, 2012 at 04:23:27PM +0800, Fengguang Wu wrote: On Wed, Nov 28, 2012 at 09:55:15AM -0500, Dave Jones wrote: We had a user report the soft lockup detector kicked after 22 seconds of no progress, with this trace..