[CentOS] rescan usb hd
Stewart Williams
lists at pinkyboots.co.uk
Wed Sep 23 09:00:32 UTC 2009
Quoting Yves Bellefeuille <yan at storm.ca>:
> On Tuesday 22 September 2009 18:59, William L. Maltby wrote:
>
>> On Tue, 2009-09-22 at 22:16 +0100, Stewart Williams wrote:
>
>> > What does 'sdparm -a /dev/sdc' yield? And what make/model is the
>> > disk?
>>
>> On 5.3 # sdparm -a /dev/sdc
>> -bash: sdparm: command not found
>
> He meant "hdparm", I think.
>
> --
> Yves Bellefeuille <yan at storm.ca>
> "Yves Bellefeuille: Eterna malvenkanto en UEA" -- Heroldo Komunikas,
> n-ro 389
No I definitely mean't "sdparm", it's available from RPMForge and it's
different from "hdparm".
[stewart@##### ~]$ whatis sdparm
sdparm (8) - access SCSI modes pages; read VPD pages;
send simple SCSI commands
sdparm (rpm) - List or change SCSI disk parameters
[stewart@##### ~]$ whatis hdparm
hdparm (8) - get/set hard disk parameters
hdparm (rpm) - A utility for displaying and/or setting
hard disk parameters.
[stewart@##### ~]$ sudo yum whatprovides "*/sdparm"
...
sdparm-1.03-1.el5.rf.x86_64 : List or change SCSI disk parameters
Matched from:
Filename : /usr/bin/sdparm
...
[stewart@##### ~]$ sudo /usr/bin/sdparm -a /dev/sde
Password:
/dev/sde: Maxtor OneTouch 0125
Power condition mode page:
IDLE 0 [cha: n, def: 0, sav: 0]
STANDBY 0 [cha: y, def: 1, sav: 0]
ICT 0 [cha: n, def: 0, sav: 0]
SCT 4294967286 [cha: y, def:9000, sav:4294967286]
The 'STANDBY' condition is what were interested in.
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