em driver testing

Nikolay Pavlov quetzal at zone3000.net
Wed Nov 8 14:41:04 UTC 2006

On Monday,  6 November 2006 at 22:42:18 -0800, Jack Vogel wrote:
> On 11/6/06, Adrian Chadd <adrian at freebsd.org> wrote:
> >Just out of curiousity - why wasn't the offending MPSAFE related
> >changes to em just reverted after discovering the em instability? The
> >driver -was- stable a couple of months ago, no?
> Actually it was not. Some reports have cited problems back
> to 6.0 or before.

Well i have 5.5 box with very similar symptomatic :)
I do not see watchdog timeouts on it, but a lot of UP/DOWN events.

> The watchdog design was fundamentally flawed from an SMP
> point of view and needed to be changed.
> We also didnt want to go backwards if possible. My Intel driver
> had support for new hardware that was good to pick up.
> There's lots of new stuff coming too, so stay tuned :)

After 48 hours of production running there is no watchdog timeouts on my
6.2 SMP server with your patch. Thanks for all who working on this.

> Jack
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- Best regards, Nikolay Pavlov. <<<-----------------------------------    

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