panic: ipi_send: couldn't send ipi

[Hannes Mehnert]

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Hi,

On Tue, Sep 28, 2004 at 11:34:51AM -0400, Ken Smith wrote:
> Unless someone thinks this would be a problem I'll wait another couple
> of days and if nobody else has any further input I'll leave the existing
> code as-is but bump the max retries to 5000 for the 5.3 release.

I've patched my sun e450 with 2 * 300 MHz with your patch. So far no
kernel messages about increasing max_ipi_retries.

> I'm still curious about what the underlying problem is but it'll take some
> time to track down I think.  I did manage to find a machine to test
> this on late yesterday and some initial attempts at triggering the
> problem by generating a lot of disk I/O didn't seem to trigger it.

I got it on a server running some jails after ~1 week uptime (until I
used the patch attached to PR 66314).


Best Regards,

Hannes Mehnert
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