On Tuesday 29 May 2007 02:34:22 Rafał Bilski wrote:
> Hi!
>
> A lot of "NOHZ: local_softirq_pending 08" messages (about 100) and
> then suddenly stoped to show. I have 2.6.21.1. I checked .2 and .3
> changelogs but I don't see anything about this message.
> What does it mean?
>
> Is "08" IRQ number
On Friday 11 May 2007 03:28:46 Thomas Gleixner wrote:
> Ok, that's consistent with earlier reports. The problem surfaces when
> one of the SMT-"cpus" goes idle. The problem goes away when you disable
> hyperthreading.
Yes with HT disabled in BIOS there is no local_softirq_pending messages. BTW
wh
On Thursday 17 May 2007 23:15:33 Ingo Molnar wrote:
> i'm pleased to announce release -v13 of the CFS scheduler patchset.
>
> The CFS patch against v2.6.22-rc1, v2.6.21.1 or v2.6.20.10 can be
> downloaded from the usual place:
>
> http://people.redhat.com/mingo/cfs-scheduler/
>
> -v13 is a fix
On Friday 18 May 2007 15:56:07 Ingo Molnar wrote:
> * Anant Nitya <[EMAIL PROTECTED]> wrote:
> > Hi
> >
> > Been testing this version of CFS from last an hour or so and still
> > facing same lag problems while browsing sites with heavy JS and or
> > flas
On Friday 18 May 2007 18:31:17 Thomas Gleixner wrote:
> On Thu, 2007-05-17 at 12:11 +0530, Anant Nitya wrote:
> > On Friday 11 May 2007 03:28:46 Thomas Gleixner wrote:
> > > Ok, that's consistent with earlier reports. The problem surfaces when
> > > one of the S
On Friday 18 May 2007 18:31:17 Thomas Gleixner wrote:
> On Thu, 2007-05-17 at 12:11 +0530, Anant Nitya wrote:
> > On Friday 11 May 2007 03:28:46 Thomas Gleixner wrote:
> > > Ok, that's consistent with earlier reports. The problem surfaces when
> > > one of the S
On Friday 18 May 2007 15:56:07 Ingo Molnar wrote:
> * Anant Nitya <[EMAIL PROTECTED]> wrote:
> > Hi
> >
> > Been testing this version of CFS from last an hour or so and still
> > facing same lag problems while browsing sites with heavy JS and or
> > flas
On Sunday 20 May 2007 00:41:08 Thomas Gleixner wrote:
> On Sat, 2007-05-19 at 15:25 +0530, Anant Nitya wrote:
> > > No idea. I uploaded a debug patch against 2.6.22-rc1 to
> > >
> > > http://www.tglx.de/private/tglx/2.6.22-rc1-hrt-debug.patch
> > >
> >
On Monday 21 May 2007 03:13:08 Thomas Gleixner wrote:
> On Sun, 2007-05-20 at 02:53 +0530, Anant Nitya wrote:
> > > 1 == TASK_INTERRUPTIBLE, so we know that ksoftirqd was not woken up. At
> > > least it is not a scheduler problem.
> > >
> > > I work out a mor
On Monday 21 May 2007 14:31:57 Thomas Gleixner wrote:
> On Mon, 2007-05-21 at 11:52 +0530, Anant Nitya wrote:
> > > You should find something like:
> > >
> > > ( swapper-0|#0): new 67173 us user-latency.
> > >
> > > along with the
On Monday 21 May 2007 13:42:01 Ingo Molnar wrote:
> * Ingo Molnar <[EMAIL PROTECTED]> wrote:
> > > ouch! a nearly 1 second delay got observed by the scheduler - something
> > > is really killing your system!
> >
> > ah, you got the latency tracer from Thomas, as part of the -hrt patchset
> > - that
On Monday 21 May 2007 14:31:57 Thomas Gleixner wrote:
> On Mon, 2007-05-21 at 11:52 +0530, Anant Nitya wrote:
> > > You should find something like:
> > >
> > > ( swapper-0|#0): new 67173 us user-latency.
> > >
> > > along with the
On Monday 21 May 2007 13:42:01 Ingo Molnar wrote:
> * Ingo Molnar <[EMAIL PROTECTED]> wrote:
> > > ouch! a nearly 1 second delay got observed by the scheduler - something
> > > is really killing your system!
> >
> > ah, you got the latency tracer from Thomas, as part of the -hrt patchset
> > - that
On Tuesday 22 May 2007 03:00:31 Patrick McHardy wrote:
> Patrick McHardy wrote:
> > Ingo Molnar wrote:
> >>* Anant Nitya <[EMAIL PROTECTED]> wrote:
> >>>I am posting links to the information you asked for. One more thing,
> >>>after digging a bit
On Monday 21 May 2007 15:50:09 Ingo Molnar wrote:
> * Anant Nitya <[EMAIL PROTECTED]> wrote:
> > Tcp:
> > 5 connections established
>
> hm, this does not explain the /proc/net/tcp overhead i think - although
> it could be a red herring. Will have a closer
On Tuesday 22 May 2007 14:47:47 Patrick McHardy wrote:
> Anant Nitya wrote:
> >>Patrick McHardy wrote:
> >>
> >>I think I already found the bug, please try if this patch helps.
> >
> > Sorry, but this patch is not helping here. I recompiled the kernel
On Tuesday 22 May 2007 11:52:33 Ingo Molnar wrote:
> * Anant Nitya <[EMAIL PROTECTED]> wrote:
> > > I think I already found the bug, please try if this patch helps.
> >
> > Sorry, but this patch is not helping here. I recompiled the kernel
> > with this pa
On Wednesday 23 May 2007 03:36:27 Bill Davidsen wrote:
> Anant Nitya wrote:
> > On Thursday 17 May 2007 23:15:33 Ingo Molnar wrote:
> >> i'm pleased to announce release -v13 of the CFS scheduler patchset.
> >>
> >> The CFS patch against v2.6.22-rc1, v2.6.
On Thursday 24 May 2007 00:08:40 Chuck Ebbert wrote:
> Chuck Ebbert wrote:
> > https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=240982
>
> Another; these started to appear after the below patch was merged:
> > Index: linux/kernel/sched.c
> >
> > > ===
> >
> > > Signed-off-by: Herbert Xu <[EMAIL PROTECTED]>
> >
> > also:
> >
> > Reported-and-debugged-by: Anant Nitya <[EMAIL PROTECTED]>
>
> Applied, thanks everyone.
Networking lag I been seeing since 2.6.22-rc1, disappeared after applying thi
Hi,
Ever since I upgrade to 2.6.21/.1, system log is filled with following
messages if I enable CONFIG_NO_HZ=y, going through archives it seems ingo
sometime back posted some patch and now it is upstream, but its not helping
here. If I disable NOHZ by kernel command line nohz=off this problem
d
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