Ceph

05/25/2016

11:21 AM Ceph Bug #13937: osd/ECBackend.cc: 201: FAILED assert(res.errors.empty())

As a workaround, you can increase osd logging to 0/20 on the crashing OSD. Then, a short time before the assert, ther... Markus Blank-Burian

04/16/2016

11:04 PM Ceph Bug #15520: OSDs refuse to start, latest osdmap missing

Thanks for the quick reply. All OSDs are now running again. There were some incomplete PGs in our EC pool, which I ha... Markus Blank-Burian

04/15/2016

05:08 PM Ceph Bug #15520: OSDs refuse to start, latest osdmap missing

Ok, so I tried touching the missing osdmap file, then ceph-objectstore-tool could insert the osdmap. The ceph-osd dae... Markus Blank-Burian

04:46 PM Ceph Bug #15520 (Rejected): OSDs refuse to start, latest osdmap missing

We had a problem on our production cluster (running 9.2.1) which caused /proc, /dev and /sys to be unmounted. During ... Markus Blank-Burian

03/01/2016

09:16 AM Linux kernel client Bug #14232: Kernel NULL pointer dereference in __dcache_readdir

Thanks for the patch! I will let you know, if the bug hits again. Markus Blank-Burian

02/25/2016

08:36 PM Linux kernel client Bug #14232: Kernel NULL pointer dereference in __dcache_readdir

Took a while, but found a very similar one with 4.4.1 using only a few patches:... Markus Blank-Burian

01/18/2016

10:17 AM Linux kernel client Bug #14232: Kernel NULL pointer dereference in __dcache_readdir

The patch list has grown rather long. If there have been any changes/fixes in dcache, I don't have them included. Wit... Markus Blank-Burian

01/05/2016

09:42 AM Linux kernel client Bug #14232 (Resolved): Kernel NULL pointer dereference in __dcache_readdir

I found this bug using the kernel client on linux v4.1.15 with all ceph/libceph patches applied up to v4.4-rc8.
<p... Markus Blank-Burian

12/02/2015

07:31 AM Ceph Bug #13937: osd/ECBackend.cc: 201: FAILED assert(res.errors.empty())

Increasing the log level, I found that osd.27 was returning error -2 for some EC part. So after killing osd.27 and le... Markus Blank-Burian

12/01/2015

04:01 PM Ceph Bug #13937: osd/ECBackend.cc: 201: FAILED assert(res.errors.empty())

first error on one of the two OSDs was actually this one (see logs):... Markus Blank-Burian