At 08:50 AM 8/18/2005 -0600, Davda, Bhavesh P \(Bhavesh\) wrote:
> Sounds like there must be another player who is RT prio + spinning.
Very good! Yes, I left out that piece of detail in my original posting.
There is a real low priority (4) SCHED_FIFO (hence still higher than any
SCHED_OTHER) ta
> -Original Message-
> From: Keith Mannthey [mailto:[EMAIL PROTECTED]
> Sent: Thursday, August 18, 2005 11:40 AM
> On 8/17/05, Davda, Bhavesh P (Bhavesh) <[EMAIL PROTECTED]> wrote:
> > > From: Keith Mannthey [mailto:[EMAIL PROTECTED]
> > > Sent: Wednesday, August 17, 2005 5:33 PM
> > >
>
On 8/17/05, Davda, Bhavesh P (Bhavesh) <[EMAIL PROTECTED]> wrote:
> > From: Keith Mannthey [mailto:[EMAIL PROTECTED]
> > Sent: Wednesday, August 17, 2005 5:33 PM
> >
> > On 8/17/05, Davda, Bhavesh P (Bhavesh) <[EMAIL PROTECTED]> wrote:
> > > Is there a way to know which task has a particular (struc
On Thu, 2005-08-18 at 08:50 -0600, Davda, Bhavesh P (Bhavesh) wrote:
> > >This is a headless system.
> >
> > You could try netconsole.
>
> Haven't heard of it before. Will look into it. But I doubt it will help
> pinpoint the semaphore holder, if all I can do is sysrq stuff.
Or does this system
will netconsole install on mandriva?
On Aug 18, 2005, at 9:50 AM, Davda, Bhavesh P ((Bhavesh)) wrote:
-Original Message-
From: Mike Galbraith [mailto:[EMAIL PROTECTED]
Sent: Wednesday, August 17, 2005 11:10 PM
At 09:43 PM 8/17/2005 -0600, you wrote:
Have you tried sysrq t? See the D
> -Original Message-
> From: Mike Galbraith [mailto:[EMAIL PROTECTED]
> Sent: Wednesday, August 17, 2005 11:10 PM
> At 09:43 PM 8/17/2005 -0600, you wrote:
> > >
> > > Have you tried sysrq t? See the Documentation/sysrq.txt file.
> >
> >This is a headless system.
>
> You could try netcon
> From: Keith Mannthey [mailto:[EMAIL PROTECTED]
> Sent: Wednesday, August 17, 2005 5:33 PM
>
> On 8/17/05, Davda, Bhavesh P (Bhavesh) <[EMAIL PROTECTED]> wrote:
> > Is there a way to know which task has a particular (struct
> semaphore
> > *) down()ed, leading to another task's down() blocking
On 8/17/05, Davda, Bhavesh P (Bhavesh) <[EMAIL PROTECTED]> wrote:
> Is there a way to know which task has a particular (struct semaphore *)
> down()ed, leading to another task's down() blocking on it?
I would add a field to struct semaphore that tracks the current process.
In your various up and d
Is there a way to know which task has a particular (struct semaphore *)
down()ed, leading to another task's down() blocking on it?
I'm trying to debug a priority inversion caused by potentially a real
low priority SCHED_OTHER task (potentially a kernel thread like
kjournald) holding an inode->i_se
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