On Feb 3, 2016, at 3:23 PM, Alfred von Campe wrote:
>
> On Feb 3, 2016, at 17:10, Warren Young wrote:
>
>> smartctl can see through several different types of RAID controller to the
>> underlying physical disks via its -d option.
>
> This is what I have:
>
> # smartctl
I’m running CentOS 6.7 on my build servers, and on one of the servers the
builds are taking almost an order of magnitude longer than usual. There are no
runaway processes and there is plenty of free memory. So I suspected that file
I/O might be slow, and sure enough, that appears to be the
On Feb 3, 2016, at 1:30 PM, Alfred von Campe wrote:
>
> I suspected that file I/O might be slow, and sure enough, that appears to be
> the case….What could cause this
A dying hard disk can do it. HDDs try to silently paper over I/O errors, but
what they can’t hide is
On Feb 3, 2016, at 16:13, Warren Young wrote:
> A dying hard disk can do it. HDDs try to silently paper over I/O errors, but
> what they can’t hide is the time it takes to do this. If your HDD is
> constantly correcting errors at the oxide layer, it will be reallly
> sow.
>
> You
On Feb 3, 2016, at 2:26 PM, Alfred von Campe wrote:
>
> On Feb 3, 2016, at 16:13, Warren Young wrote:
>
>> A dying hard disk can do it. HDDs try to silently paper over I/O errors,
>> but what they can’t hide is the time it takes to do this. If your HDD is
>> constantly
Alfred von Campe wrote:
> On Feb 3, 2016, at 16:13, Warren Young wrote:
>
>> A dying hard disk can do it. HDDs try to silently paper over I/O
>> errors, but what they can’t hide is the time it takes to do this. If
>> your HDD is constantly correcting errors at the oxide layer, it will be
>>
On Feb 3, 2016, at 17:10, Warren Young wrote:
> smartctl can see through several different types of RAID controller to the
> underlying physical disks via its -d option.
This is what I have:
# smartctl --all /dev/sda
smartctl 5.43 2012-06-30 r3573 [i686-linux-2.6.32-573.12.1.el6.i686] (local
On 3 Feb 2016 22:24, "Alfred von Campe" wrote:
>
> On Feb 3, 2016, at 17:10, Warren Young wrote:
>
> > smartctl can see through several different types of RAID controller to
the underlying physical disks via its -d option.
>
> This is what I have:
>
> # smartctl --all
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