linux-kernel - Re: Slow I/O performance on SAS1064

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Message-ID: <CAK2H+ecJKp+QLJsbGW2tquO5_DuQReJD8nKViHea9tTiJwfn-g@mail.gmail.com>
Date:	Wed, 5 Mar 2014 10:21:07 -0800
From:	Mark Knecht <markknecht@...il.com>
To:	Markus <markus@...a.li>
Cc:	Nagalakshmi Nandigama <Nagalakshmi.Nandigama@....com>,
	Sreekanth Reddy <Sreekanth.Reddy@....com>, support@....com,
	DL-MPTFusionLinux@....com, linux-scsi@...r.kernel.org,
	Linux Kernel List <linux-kernel@...r.kernel.org>
Subject: Re: Slow I/O performance on SAS1064

On Wed, Mar 5, 2014 at 9:50 AM, Markus <markus@...a.li> wrote:
<SNIP>

> The hdparm result looks like there is somethink not right . There were no features supported but why ?


Does the HDD have S.M.A.R.T. features? Possibly

smartctl -a /dev/sda

would provide some additional visibility?

- Mark
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