Re: MD array keeps resyncing after rebooting

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Jul 23, 2013 at 11:21 PM, Martin Wilck <mwilck@xxxxxxxx> wrote:
> On 07/23/2013 10:01 PM, Francis Moreau wrote:
>> Hello Martin
>>
>> On Tue, Jul 23, 2013 at 8:52 PM, Martin Wilck <mwilck@xxxxxxxx> wrote:
>>> On 07/23/2013 08:52 PM, Martin Wilck wrote:
>>>> Which MD version are you using?
>>>
>>> I meant: which mdadm version. Sorry.
>>>
>>
>> I'm using mdadm version 3.2.3
>>
>> I'll give the current git version a try tomorrow.
>>
>> The thing is that I need to wait the sync to finish in order to test
>> this problem. But the sync takes a while (> 4 hours, I don't remember
>> exactly). Are there any ways to speed up the process ?
>
> MD will adjust its speed while initializing, thus the fastest way is to
> do nothing on the system, avoiding any other disk IO. This will cause MD
> to use max bandwidth.
>
> One thing you can do for testing is to create a smaller array which will
> of course initialize faster.

Unfortunately I can't do that: the array was created by the BIOS and
AFAICS it does on the whole disks.

>
> Please run mdadm -E /dev/sdX for all RAID disks before and after reboot
> and watch out for differences.

Will do.

Thanks.
-- 
Francis
--
To unsubscribe from this list: send the line "unsubscribe linux-raid" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux RAID Wiki]     [ATA RAID]     [Linux SCSI Target Infrastructure]     [Linux Block]     [Linux IDE]     [Linux SCSI]     [Linux Hams]     [Device Mapper]     [Device Mapper Cryptographics]     [Kernel]     [Linux Admin]     [Linux Net]     [GFS]     [RPM]     [git]     [Yosemite Forum]


  Powered by Linux