Date: Tue, 18 Oct 2011 13:36:32 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Urmas Lett" <urmas.lett@eenet.ee>, "Ivan Klymenko" <fidaj@ukr.net> Cc: freebsd-performance@freebsd.org Subject: Re: ffmpeg & ULE Message-ID: <4161C63AB02B4332864C985BBAEAD8F2@multiplay.co.uk> References: <4E9D4124.9000307@eenet.ee> <20111018143012.66cdbbf8@nonamehost.> <4E9D6D2C.9060306@eenet.ee>
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What happens if you either:
1. disable HT in the bios
2. limit the threads to 4?
Regards
Steve
----- Original Message -----
From: "Urmas Lett" <urmas.lett@eenet.ee>
To: "Ivan Klymenko" <fidaj@ukr.net>
Cc: <freebsd-performance@freebsd.org>
Sent: Tuesday, October 18, 2011 1:12 PM
Subject: Re: ffmpeg & ULE
> On 10/18/2011 2:30 PM, Ivan Klymenko wrote:
>>
>> probably because you have a system processor with 2 cores...?
>> if yes - then use the 4BSD...it is better for the two cores... IMHO
>
> Hi,
>
> In reality, I have 4 cores:
> CPU: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz (3093.05-MHz K8-class CPU)
> FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
> FreeBSD/SMP: 1 package(s) x 4 core(s)
> cpu0 (BSP): APIC ID: 0
> cpu1 (AP): APIC ID: 2
> cpu2 (AP): APIC ID: 4
> cpu3 (AP): APIC ID: 6
>
> with sched_ule, top -H shows computer being 40.2% idle:
>
> CPU: 0.0% user, 59.8% nice, 0.0% system, 0.0% interrupt, 40.2% idle
> Mem: 153M Active, 181M Inact, 499M Wired, 120K Cache, 409M Buf, 3024M Free
> Swap: 4096M Total, 4096M Free
>
> PID USERNAME PRI NICE SIZE RES STATE C TIME WCPU COMMAND
> 1187 root 52 20 279M 153M uwait 3 0:30 41.16%
> ffmpeg{ffmpeg}
> 1187 root 101 20 279M 153M RUN 0 0:21 31.59%
> ffmpeg{ffmpeg}
> 1187 root 52 20 279M 153M uwait 1 0:17 29.20%
> ffmpeg{ffmpeg}
> 1187 root 100 20 279M 153M CPU0 0 0:17 28.76%
> ffmpeg{ffmpeg}
> 1187 root 52 20 279M 153M uwait 2 0:17 28.76%
> ffmpeg{ffmpeg}
> 1187 root 52 20 279M 153M uwait 2 0:17 28.37%
> ffmpeg{ffmpeg}
> 1187 root 52 20 279M 153M uwait 2 0:17 27.98%
> ffmpeg{ffmpeg}
> 1187 root 52 20 279M 153M uwait 2 0:17 26.37%
> ffmpeg{ffmpeg}
> 1176 root 20 0 67992K 5396K select 2 0:00 0.00% sshd
>
> with sched_bsd:
> CPU: 0.0% user, 97.6% nice, 0.0% system, 0.3% interrupt, 2.1% idle
> Mem: 153M Active, 16M Inact, 445M Wired, 120K Cache, 364M Buf, 3242M Free
> Swap: 4096M Total, 4096M Free
>
> PID USERNAME PRI NICE SIZE RES STATE C TIME WCPU COMMAND
> 1201 root 69 20 279M 152M CPU2 0 0:20 75.23%
> ffmpeg{ffmpeg}
> 1201 root 66 20 279M 152M CPU1 1 0:14 51.30%
> ffmpeg{ffmpeg}
> 1201 root 67 20 279M 152M RUN 3 0:11 42.47%
> ffmpeg{ffmpeg}
> 1201 root 66 20 279M 152M CPU3 2 0:10 41.17%
> ffmpeg{ffmpeg}
> 1201 root 66 20 279M 152M RUN 2 0:10 40.83%
> ffmpeg{ffmpeg}
> 1201 root 66 20 279M 152M RUN 1 0:10 40.83%
> ffmpeg{ffmpeg}
> 1201 root 66 20 279M 152M RUN 2 0:10 40.63%
> ffmpeg{ffmpeg}
> 1201 root 66 20 279M 152M RUN 0 0:10 40.49%
> ffmpeg{ffmpeg}
> 1191 root 40 0 67992K 5352K select 2 0:00 0.00% sshd
>
>
>
> --
> Urmas Lett
>
> Tel: +(372) 7 302 110
> Fax: +(372) 7 302 111
> E-Mail: urmas.lett@eenet.ee
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