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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 6 Mar 2014 12:51:27 -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 1:40 PM, markus <markus@...a.li> wrote:
> On Wed, Mar 05, 2014 at 10:21:07AM -0800, Mark Knecht wrote:
>> 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
> root@...post:~# smartctl -a /dev/sda
> smartctl 5.41 2011-06-09 r3365 [sparc64-linux-3.13.5-mar] (local build)
> Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net
>
>
> Probable ATA device behind a SAT layer
> Try an additional '-d ata' or '-d sat' argument.
>
> so i try it with scsi.
>
> root@...post:~# smartctl -d scsi -a /dev/sda
> smartctl 5.41 2011-06-09 r3365 [sparc64-linux-3.13.5-mar] (local build)
> Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net
>
> User Capacity:        2,000,398,934,016 bytes [2.00 TB]
> Logical block size:   512 bytes
> Logical Unit id:      0x50000394e2380537
> Serial number:                   7365P4KNT
> Device type:          disk
> Local Time is:        Wed Mar  5 22:32:09 2014 CET
> Device supports SMART and is Disabled
> Temperature Warning Disabled or Not Supported
> SMART Health Status: OK
>
> Error Counter logging not supported
> Device does not support Self Test logging

I am not familiar with this message:

"Device supports SMART and is Disabled"

but there are lots of posts out there with folks asking about it.
Possibly you can figure out what's causing smart not to turn on, get
it turned on and get some info.

Sorry I cannot help more.

Good luck,
Mark
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/