SMP support for XLR processors.
rrs at lakerest.net
Wed Apr 28 11:58:27 UTC 2010
There are still lots of issues with the SMP patches...
Have you tested without PREEMPTION?
Note that I still get a crash without it.. but its
centered in an IPI with a spin-lock held to long during
a buildworld -j16
On Apr 28, 2010, at 4:45 AM, Rui Paulo wrote:
> On 26 Apr 2010, at 20:39, C. Jayachandran wrote:
>> On Tue, Apr 20, 2010 at 4:42 PM, Rui Paulo <rpaulo at freebsd.org>
>>> On 20 Apr 2010, at 12:06, C. Jayachandran wrote:
>>>> I'm not seeing the issue here(my output for ref below). The rge
>>>> should not really make a difference - but it will be good to try
>>>> that. The only other difference I can think of between our
>>>> configs is
>>>> MFS root/NFS root and rge0/rge1 - but none of these should affect
>>>> message ring threads. Can you send me the config you use?
>>> I use the basic XLR config with some mods:
>>> +options PREEMPTION # Enable kernel thread
>> As Randall said, this may be the issue, I haven't had much time to
>> look at this, since I'm still looking at another issue. Do you still
>> have the issue without PREEMPTION?
> Just tested on the most recent HEAD and yes I still have the issue :-(
> Rui Paulo
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