Messages in this thread | | | From | Paweł Sikora <> | Subject | Re: [3.2.2] tasks blocked during matrix auto checking. | Date | Tue, 07 Feb 2012 06:58:39 +0100 |
| |
On Tuesday 07 of February 2012 09:47:51 NeilBrown wrote: > On Mon, 06 Feb 2012 13:02 +0100 Pawel Sikora <pawel.sikora@agmk.net> wrote: > > > Hi, > > > > on heavy loaded opterons i've noticed some blocked tasks during matrix auto checking. > > is it a known issue? > > No.... maybe not too surprising though. > The data-check will pause to let other IO through, but if there is lots of IO > queued up it could cause some longish delays... > > 2 minutes does seem a bit long though, so maybe there is a bug somewhere. > > And had 3 consecutive timeouts, so that makes it 6 minutes which really is > too long. > > What sort of array was this? RAID1? RAID5 ??
~810GB in raid-10:
md2 : active raid10 sda4[0] sdd4[3] sdc4[2] sdb4[1] 849514496 blocks super 1.2 512K chunks 2 far-copies [4/4] [UUUU]
| |