[FFmpeg-user] Help with excessive CPU usage

Loadlinx limiteddi at gmail.com
Wed Feb 19 20:00:28 CET 2014


On Wednesday, February 19, 2014, Reindl Harald <h.reindl at thelounge.net>
wrote:

>
>
> Am 19.02.2014 17:01, schrieb Tom Evans:
> > On Wed, Feb 19, 2014 at 3:34 PM, Reindl Harald <h.reindl at thelounge.net<javascript:;>>
> wrote:
> >>
> >> Am 19.02.2014 16:25, schrieb Tom Evans:
> >>> On Wed, Feb 19, 2014 at 2:34 PM, Loadlinx <limiteddi at gmail.com<javascript:;>>
> wrote:
> >>>> Not identical, but 16 cores.
> >>>> server1: E7330
> >>>> server2: E7340 (slightly larger L2)
> >>>>
> >>>> Everything else but CPU is 1:1
> >>>
> >>> So why doesn't your E7340 support SSE4.1?
> >>
> >> why should it?
> >
> > One server runs fast enough for him; on that server ffmpeg reports it
> > is using CPU features SSE 4.1
> >
> > One server does not run fast enough for him; on that server ffmpeg
> > does not use SSE 4.1
> >
> > Don't be so pedantic
>
> thank you for strip the technical informations i posted
> and instead stating that i am pedantic
>
> i used google to search the ark database for you and provided the
> information that this CPU simply has no SSE4.1 capability, frankly
> the E7330 as built by Intel also has *no* SSE4.1 support
>
> https://www.google.at/search?q=ark+englisch+E7330
> Status: End of Life
> Launch Date: Q3'07
> Expected Discontinuance: Q1'2010
> Processor Number: E7330
> Lithography: 65 nm
>
> again http://en.wikipedia.org/wiki/SSE4#SSE4.1
> These instructions were introduced with Penryn microarchitecture,
> the 45 nm shrink of Intel's Core microarchitecture
>
> and no you do not just throw away a CPU like a Xeon-E7 which
> costs around 2000 EURO
>
>
Hard to believe that the process is the issue here. It it simply because of
SSE4.1 support?


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