Re: unexpected idprio 31 behavior on 9.2-BETA2 and 9.2-RC1

On Tue, Aug 6, 2013 at 1:59 PM, Eric van Gyzen <[e-mail]> wrote:
>> on an otherwise idle amd64 system with 4 CPUs.  The first command in the
>> build.log file:
>>
>>     rm -rf /usr/obj/home/freebsd/tmp
>>
>> took over three minutes.  It should have taken about three /seconds/.
>>
>> "uptime" reported a load average of around 1.00.
>> "top" showed no threads (user or kernel) using CPU.
>> "iostat" showed an average of less than 20 tps on ada0.
>> "rm" was usually in the RUN state.

We are looking at something similar.  Would you be able to try to
reproduce it using a kernel with:

nooptions	SCHED_ULE
options		SCHED_4BSD

to see if it makes a difference?  It seems to, but the problem is
inconsistent enough that I can't be sure.

Thanks!
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