Hi,
Are there known limitations with the blkio cgroup controller when used with LVM?
I'm using Ubuntu 15.10 with the 4.2 kernel. I got the same results with CentOS
7.
I set up two groups, /sys/fs/cgroup/blkio/test1 and /sys/fs/cgroup/blkio/test2.
I set the weight for test1 to 500, and the
On Thu, Feb 25 2016 at 2:48am -0500,
Nikolay Borisov wrote:
>
>
> On 02/24/2016 08:12 PM, Chris Friesen wrote:
> >
> > Hi,
> >
> > Are there known limitations with the blkio cgroup controller when used
> > with LVM?
> >
> > I'm using Ubuntu 15.10 with the 4.2 kernel. I got the same results
On 02/25/2016 08:53 AM, Mike Snitzer wrote:
On Thu, Feb 25 2016 at 2:48am -0500,
Nikolay Borisov wrote:
On 02/24/2016 08:12 PM, Chris Friesen wrote:
Are there known limitations with the blkio cgroup controller when used
with LVM?
I'm using Ubuntu 15.10 with the 4.2 kernel. I got the same r
On Sat, Feb 20, 2016 at 08:23:29PM +, Shiva Krishna wrote:
I understand your problem, but this isn't the right patch to fix it. For
one this check
+ if (newstate != PATH_GHOST || pp->mpp->nr_active > 0 ||
+ pp->tpgs != TPGS_IMPLICIT) {
is pretty problematic.
On 2/25/16, 12:49 PM, "Benjamin Marzinski" wrote:
>On Sat, Feb 20, 2016 at 08:23:29PM +, Shiva Krishna wrote:
>
>I understand your problem, but this isn't the right patch to fix it. For
>one this check
>
>+ if (newstate != PATH_GHOST || pp->mpp->nr_active > 0 ||
>+
multipathd treats "stand-by" path as active(ghost) and reinstate path.This
causes I/O hang issues and lots of "change" udev events in cases where only
stand-by paths are present in multipath map and target supports only
implicit
tpgs mode(active/passive arrays)
This can happen during system boot w
On 02/26/2016 04:49 AM, Benjamin Marzinski wrote:
> On Sat, Feb 20, 2016 at 08:23:29PM +, Shiva Krishna wrote:
>
> I understand your problem, but this isn't the right patch to fix it. For
> one this check
>
> + if (newstate != PATH_GHOST || pp->mpp->nr_active > 0 ||
> +