Subject: Re: Getting "TLB IPI rendezvous failed..."
To: Frederick Bruckman <email@example.com>
From: Stephan Uphoff <firstname.lastname@example.org>
Date: 01/17/2005 14:16:11
On Sat, 2005-01-15 at 12:57, Frederick Bruckman wrote:
> In article <email@example.com>,
> Stephan Uphoff <firstname.lastname@example.org> writes:
> > On Sat, 2005-01-15 at 10:05, Manuel Bouyer wrote:
> >> If you think that a current kernel has additionnal fixes that may be relevant,
> > Mhhh .. is see a change in the i386 spl logic:
> >> Updaing ci_ilevel and testing ci_ipending must be done with all
> >> interrupts
> >> off, or priority inversion can occur, which can lead to IPI deadlocks.
> >> Leaves interrupts off for a bit longer, sadly, but with no noticeable
> >> effects on the systems I tested on.
> >> From YAMAMOTO Takashi.
> > That did not make it to the 2-0-RELEASE.
> You must mean this...
> I tried that one early on, and it didn't make a difference for me.
have you tried this AND the splclock()/splx in x86_ipi patch?
Both could cause the panic ...
> Another data point -- the panic doesn't seem to occur until "top"
> and "vmstat -m" indicate that most of the permitted kernel memory
> is being utilized. (That's 256MB with 1GB of memory.)
I have to think about this.
Is anyone encountering the problem with a recent current?