On 08/26/2012 07:40 AM, Yuri Vorobyev wrote:
> Can someone with Supermicro JBOD equipped with SAS drives and LSI
> HBA do this sequential read test?
Did that on a SC847 with 45 drives, read speeds around 2GB/s aren't a
problem.
> Don't forget to set primarycache=none on testing dataset.
There's
27.08.2012 14:02, Sašo Kiselkov пишет:
Can someone with Supermicro JBOD equipped with SAS drives and LSI
HBA do this sequential read test?
Did that on a SC847 with 45 drives, read speeds around 2GB/s aren't a
problem.
Thanks for info.
Don't forget to set primarycache=none on testing dataset
27.08.2012 14:02, Sašo Kiselkov пишет:
Can someone with Supermicro JBOD equipped with SAS drives and LSI
HBA do this sequential read test?
Did that on a SC847 with 45 drives, read speeds around 2GB/s aren't a
problem.
Thanks for info.
Don't forget to set primarycache=none on testing dataset
On 08/27/2012 10:37 AM, Yuri Vorobyev wrote:
> Is there any way to disable ARC for testing and leave prefetch enabled?
No. The reason is quite simply because prefetch is a mechanism separate
from your direct application's read requests. Prefetch runs on ahead of
your anticipated read requests and
27.08.2012 14:43, Sašo Kiselkov пишет:
Is there any way to disable ARC for testing and leave prefetch enabled?
No. The reason is quite simply because prefetch is a mechanism separate
from your direct application's read requests. Prefetch runs on ahead of
your anticipated read requests and plac
On 08/27/2012 12:58 PM, Yuri Vorobyev wrote:
> 27.08.2012 14:43, Sašo Kiselkov пишет:
>
>>> Is there any way to disable ARC for testing and leave prefetch enabled?
>>
>> No. The reason is quite simply because prefetch is a mechanism separate
>> from your direct application's read requests. Prefetc
RAIDz set, lost a disk, replaced it... lost another disk during resilver.
Replaced it, ran another resilver, and now it shows all disks with too many
errors.
Safe to say this is getting rebuilt and restored, or is there hope to recover
some of the data? I assume this is the case because rpool
On 08/27/2012 09:02 PM, Mark Wolek wrote:
> RAIDz set, lost a disk, replaced it... lost another disk during resilver.
> Replaced it, ran another resilver, and now it shows all disks with too many
> errors.
>
> Safe to say this is getting rebuilt and restored, or is there hope to recover
> some
Hi All,
Bit of a newbie here, in desperate need of help.
I had a fileserver based on FreeNAS/ZFS - 4 SATA drives in RaidZ, with the
OS on a USB stick (actually, a spare MicroSD card in a USB adapter).
Yesterday we had a power outage - that seems to have fried the MicroSD card.
The other disks *ap
If your data-disks are OK, then do not worry. Just reinstall your OS and
import the data-pool.
Thanks.
2012/8/28 Adam
> Hi All,
>
> Bit of a newbie here, in desperate need of help.
>
> I had a fileserver based on FreeNAS/ZFS - 4 SATA drives in RaidZ, with the
> OS on a USB stick (actually, a sp
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