Re: [ceph-users] lost osd while migrating EC pool to device-class crush rules

2018-09-18 Thread Graham Allan
On 09/17/2018 04:33 PM, Gregory Farnum wrote: On Mon, Sep 17, 2018 at 8:21 AM Graham Allan > wrote: Looking back through history it seems that I *did* override the min_size for this pool, however I didn't reduce it - it used to have min_size 2! That made no s

Re: [ceph-users] lost osd while migrating EC pool to device-class crush rules

2018-09-17 Thread Gregory Farnum
On Mon, Sep 17, 2018 at 8:21 AM Graham Allan wrote: > > > On 09/14/2018 02:38 PM, Gregory Farnum wrote: > > On Thu, Sep 13, 2018 at 3:05 PM, Graham Allan wrote: > >> > >> However I do see transfer errors fetching some files out of radosgw - > the > >> transfer just hangs then aborts. I'd guess t

Re: [ceph-users] lost osd while migrating EC pool to device-class crush rules

2018-09-17 Thread Graham Allan
On 09/14/2018 02:38 PM, Gregory Farnum wrote: On Thu, Sep 13, 2018 at 3:05 PM, Graham Allan wrote: However I do see transfer errors fetching some files out of radosgw - the transfer just hangs then aborts. I'd guess this probably due to one pg stuck down, due to a lost (failed HDD) osd. I th

Re: [ceph-users] lost osd while migrating EC pool to device-class crush rules

2018-09-14 Thread Gregory Farnum
On Thu, Sep 13, 2018 at 3:05 PM, Graham Allan wrote: > I'm now following up to my earlier message regarding data migration from old > to new hardware in our ceph cluster. As part of this we wanted to move to > device-class-based crush rules. For the replicated pools the directions for > this were

[ceph-users] lost osd while migrating EC pool to device-class crush rules

2018-09-13 Thread Graham Allan
I'm now following up to my earlier message regarding data migration from old to new hardware in our ceph cluster. As part of this we wanted to move to device-class-based crush rules. For the replicated pools the directions for this were straightforward; for our EC pool, it wasn't so clear, but