Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-12 Thread Andrew Morton
On Tue, 13 Nov 2007 16:11:45 +1100 Stephen Rothwell <[EMAIL PROTECTED]> wrote: > On Wed, 7 Nov 2007 14:46:47 +0800 Fengguang Wu <[EMAIL PROTECTED]> wrote: > > > > Thank you(including David:-)) for the confirmation. > > > > Andrew: so mm-speed-up-writeback-ramp-up-on-clean-systems.patch is a > > s

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-12 Thread Stephen Rothwell
On Wed, 7 Nov 2007 14:46:47 +0800 Fengguang Wu <[EMAIL PROTECTED]> wrote: > > Thank you(including David:-)) for the confirmation. > > Andrew: so mm-speed-up-writeback-ramp-up-on-clean-systems.patch is a > safe and working patch ;-) So is anything happening with this patch? It is really necessary

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-06 Thread Fengguang Wu
On Wed, Nov 07, 2007 at 02:26:09PM +1100, Stephen Rothwell wrote: > On Wed, 7 Nov 2007 14:17:17 +1100 Stephen Rothwell <[EMAIL PROTECTED]> wrote: > > > > On Tue, Nov 06, 2007 at 04:00:06PM +0800, Fengguang Wu wrote: > > > > > > Could you try with the attached 4 patches? Two of them are expected to

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-06 Thread Stephen Rothwell
On Wed, 7 Nov 2007 14:17:17 +1100 Stephen Rothwell <[EMAIL PROTECTED]> wrote: > > On Tue, Nov 06, 2007 at 04:00:06PM +0800, Fengguang Wu wrote: > > > > Could you try with the attached 4 patches? Two of them are expected to > > fix your problem, another two are debugging ones(in case the problem >

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-06 Thread Stephen Rothwell
On Tue, 6 Nov 2007 17:46:26 +1100 Stephen Rothwell <[EMAIL PROTECTED]> wrote: > > I am seeing something very similar on a PowerPC machine where copying a > file from an LVM volume with ext3 on it to a simple scsi partition (again > ext3) on the same disk will hang in congestion_wait. If I am patie

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-06 Thread Stephen Rothwell
On Tue, Nov 06, 2007 at 04:00:06PM +0800, Fengguang Wu wrote: > > Could you try with the attached 4 patches? Two of them are expected to > fix your problem, another two are debugging ones(in case the problem > persists). Applying these four patches fixes it for me. Obviously the reiserfs patch w

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-06 Thread David
Fengguang Wu wrote: > On Mon, Nov 05, 2007 at 06:23:07PM +, David wrote: > >> I've attached the output of Sysrq-T to this mail... system is a >> dual-core AMD64, and files are on a RAID-1 root partition connected two >> SATA disks on the on-board NVidia controller. I've had no problems >> be

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-06 Thread Peter Zijlstra
On Tue, 2007-11-06 at 17:46 +1100, Stephen Rothwell wrote: > On Mon, 05 Nov 2007 18:23:07 + David <[EMAIL PROTECTED]> wrote: > > > > I've been testing rc1 for a week or so, and about 25% of the time I'm > > seeing Firefox and Thunderbird getting stuck in 'D' state as they startup. > > > > I've

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-06 Thread Fengguang Wu
[added CC list] On Tue, Nov 06, 2007 at 04:00:06PM +0800, Fengguang Wu wrote: > On Mon, Nov 05, 2007 at 06:23:07PM +, David wrote: > > I've been testing rc1 for a week or so, and about 25% of the time I'm > > seeing Firefox and Thunderbird getting stuck in 'D' state as they startup. > > > > I

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-06 Thread Fengguang Wu
On Mon, Nov 05, 2007 at 06:23:07PM +, David wrote: > I've been testing rc1 for a week or so, and about 25% of the time I'm > seeing Firefox and Thunderbird getting stuck in 'D' state as they startup. > > I've attached the output of Sysrq-T to this mail... system is a > dual-core AMD64, and fil

Re: 2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-05 Thread Stephen Rothwell
On Mon, 05 Nov 2007 18:23:07 + David <[EMAIL PROTECTED]> wrote: > > I've been testing rc1 for a week or so, and about 25% of the time I'm > seeing Firefox and Thunderbird getting stuck in 'D' state as they startup. > > I've attached the output of Sysrq-T to this mail... system is a > dual-core

2.6.24-rc1 - Regularly getting processes stuck in D state on startup

2007-11-05 Thread David
I've been testing rc1 for a week or so, and about 25% of the time I'm seeing Firefox and Thunderbird getting stuck in 'D' state as they startup. I've attached the output of Sysrq-T to this mail... system is a dual-core AMD64, and files are on a RAID-1 root partition connected two SATA disks on the