From: "Stefan G. Weichinger" <lists@xunil.at>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] Intel(R) C600 SAS Controller
Date: Wed, 11 Jun 2014 13:20:44 +0200 [thread overview]
Message-ID: <53983B8C.6060101@xunil.at> (raw)
In-Reply-To: <539836F0.6050600@thegeezer.net>
Am 11.06.2014 13:01, schrieb thegeezer:
> yeah this is very very odd.
> firstly there should not be such discrepancy between hdparm -t and dd if=
> secondly you would imagine that the first dd would be cached and so
> would be faster the second time round
> please check for the turbo boost disable, i'll have a closer look at the
> cgroups
no turbo boost found.
only a powermanagement menu ... I disabled it again.
It was disabled per default, other options are "efficient" and "custom"
... so I understand it as "performant" when it is disabled.
"custom" brings several options then, I had tried the performant options
already without success.
Right now I get around 18-20 MB/s for the /dev/null test.
next prev parent reply other threads:[~2014-06-11 11:20 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-23 7:52 [gentoo-user] Intel(R) C600 SAS Controller Stefan G. Weichinger
2014-05-24 19:24 ` Stefan G. Weichinger
2014-05-26 17:47 ` Stefan G. Weichinger
2014-05-26 19:57 ` Stefan G. Weichinger
2014-05-27 13:03 ` Stefan G. Weichinger
2014-06-10 19:57 ` Stefan G. Weichinger
2014-06-10 20:02 ` Stefan G. Weichinger
2014-06-10 22:27 ` Stefan G. Weichinger
2014-06-11 8:47 ` Stefan G. Weichinger
2014-06-11 9:19 ` thegeezer
2014-06-11 9:34 ` Stefan G. Weichinger
2014-06-11 10:14 ` thegeezer
2014-06-11 10:27 ` thegeezer
2014-06-11 10:34 ` Stefan G. Weichinger
2014-06-11 10:41 ` thegeezer
2014-06-11 10:49 ` Stefan G. Weichinger
2014-06-11 11:01 ` thegeezer
2014-06-11 11:20 ` Stefan G. Weichinger [this message]
2014-06-11 11:18 ` thegeezer
2014-06-11 11:21 ` Stefan G. Weichinger
2014-06-11 11:52 ` thegeezer
2014-06-11 12:41 ` Stefan G. Weichinger
2014-06-11 13:32 ` thegeezer
2014-06-11 13:44 ` Stefan G. Weichinger
2014-06-11 14:15 ` Stefan G. Weichinger
2014-06-11 14:18 ` thegeezer
2014-06-11 14:38 ` Stefan G. Weichinger
2014-06-11 18:57 ` Stefan G. Weichinger
2014-06-11 20:17 ` thegeezer
2014-06-12 8:15 ` Stefan G. Weichinger
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