Date: Mon, 23 Jun 2014 16:14:50 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-stable@freebsd.org Cc: Vlad Galu <galu@packetdam.com> Subject: Re: Weird ISR accounting in 10-STABLE Message-ID: <201406231614.51004.jhb@freebsd.org> In-Reply-To: <CABN%2B6JmYP4U1vT7r7vy810TUzdH%2BqG=zuHRnNU9fDzOF0J-skg@mail.gmail.com> References: <CABN%2B6JmYP4U1vT7r7vy810TUzdH%2BqG=zuHRnNU9fDzOF0J-skg@mail.gmail.com>
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On Wednesday, June 18, 2014 7:12:33 am Vlad Galu wrote:
> CPU information:
> -- cut here --
> FreeBSD/SMP: Multiprocessor System Detected: 8 CPUs
> FreeBSD/SMP: 1 package(s) x 4 core(s) x 2 SMT threads
> -- and here --
>
> top output:
> -- cut here --
> last pid: 51987; load averages: 2.00, 2.00, 2.00
>
>
>
> up 8+18:47:58 13:07:02
> 520 processes: 11 running, 489 sleeping, 20 waiting
> CPU 0: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 1: 0.0% user, 0.0% nice, 0.0% system, 100% interrupt, 0.0% idle
> CPU 2: 0.0% user, 0.0% nice, 0.4% system, 0.0% interrupt, 99.6% idle
> CPU 3: 0.4% user, 0.0% nice, 0.0% system, 0.0% interrupt, 99.6% idle
> CPU 4: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 5: 0.0% user, 0.0% nice, 0.8% system, 0.0% interrupt, 99.2% idle
> CPU 6: 0.0% user, 0.0% nice, 0.4% system, 0.0% interrupt, 99.6% idle
> CPU 7: 0.0% user, 0.0% nice, 0.0% system, 0.4% interrupt, 99.6% idle
> Mem: 87M Active, 2102M Inact, 11G Wired, 3656K Cache, 17G Free
> ARC: 8192M Total, 4089M MFU, 3372M MRU, 1936K Anon, 66M Header, 663M Other
> Swap: 32G Total, 32G Free
>
> PID USERNAME PRI NICE SIZE RES STATE C TIME WCPU COMMAND
> 11 root 155 ki31 0K 128K CPU0 0 210.1H 100.00%
> idle{idle: cpu0}
> 11 root 155 ki31 0K 128K CPU5 5 209.9H 100.00%
> idle{idle: cpu5}
> 11 root 155 ki31 0K 128K CPU7 7 209.9H 100.00%
> idle{idle: cpu7}
> 11 root 155 ki31 0K 128K CPU4 4 209.1H 100.00%
> idle{idle: cpu4}
> 11 root 155 ki31 0K 128K RUN 3 189.9H 100.00%
> idle{idle: cpu3}
> 11 root 155 ki31 0K 128K CPU2 2 173.3H 100.00%
> idle{idle: cpu2}
> 11 root 155 ki31 0K 128K CPU6 6 163.4H 100.00%
> idle{idle: cpu6}
> 12 root -72 - 0K 336K CPU1 1 141.0H 100.00%
> intr{swi1: netisr 0}
This ithread? (ithreads count as intr time)
--
John Baldwin
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