[CentOS] SATA hotswap
Les Mikesell
lesmikesell at gmail.com
Fri May 21 14:22:47 UTC 2010
On 5/21/2010 8:38 AM, Jakub Jedelský wrote:
> Hi all,
>
> I changed a bad disk (automaticly disabled from software raid1 and
> system for I/O error) in one of our servers and now have problem with
> adding new one to system without reboot. Does anybody have an experience
> with this? Or is it possible? :) We're using hotswap AXX6DRV3G for 6
> SATA disks from Intel connected directly to MB (S5520HC from Intel too).
> There is AHCI as driver (enabled in bios), no HW raid.
> I found, something like that
>
> echo"0 0 0" >/sys/class/scsi_host/host<n>/scan
>
> but it found only sda disk which is already running..
> Using CentOS 5.5, x86_64.
>
> Thanks for your ideas and replies ... and excuse my english please :)
SATA hotswaps are up to the controller to notice. Some (most?) will do
it automatically. If they don't, I don't think there is a way to force
it. 'dmesg' should show the disconnect/reconnect activity and the new
device name.
--
Les Mikesell
lesmikesell at gmail.com
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