Ceph

12/15/2014

09:38 AM rbd Bug #6494: High memory consumption of qemu/librbd with enabled cache

Hi Sage,
Is this fix already released in FireFly 0.80.7 ? I've been checking the release notes of 80.6 and 80.7 an... Xavier Trilla

12/05/2014

12:08 PM Ceph Bug #10257 (Resolved): Ceph df doesn't report MAX AVAIL correctly when using rulesets and OSD in ruleset is down and out

In our setup we have two rulesets, one for SSDs and another one for HDDs. Ceph df normally reports the MAX AVAIL spac... Xavier Trilla

09/02/2014

07:24 PM rbd Bug #6494: High memory consumption of qemu/librbd with enabled cache

We are experiencing the same issue, even if we are using quite different software versions.
We have our setup runn... Xavier Trilla

08/29/2014

10:40 AM Linux kernel client Bug #8818: IO Hang on raw rbd device - Workqueue: ceph-msgr con_work [libceph]

Ilya sorry, I did a mistyping, I was trying to give some background to German about why it's important to have stable... Xavier Trilla

08/26/2014

09:29 AM Linux kernel client Bug #8818: IO Hang on raw rbd device - Workqueue: ceph-msgr con_work [libceph]

German,
3.14.x will work well, but it will not work with TUNABLES V3, specifically chooseleaf_vary_r turned on. Fo... Xavier Trilla

07/25/2014

08:47 AM Linux kernel client Bug #8818: IO Hang on raw rbd device - Workqueue: ceph-msgr con_work [libceph]

Hi Ilya,
We used Ubuntu standard kernel as well, specifically:
http://kernel.ubuntu.com/~kernel-ppa/mainline/v... Xavier Trilla

07/22/2014

04:00 PM Linux kernel client Bug #8818: IO Hang on raw rbd device - Workqueue: ceph-msgr con_work [libceph]

Josh Durgin wrote:
> Somone reported seeing this same issue in 3.15.2 but not in 3.13.7
Ubuntu Kernel 3.14.9 also... Xavier Trilla

07/16/2014

11:52 AM Linux kernel client Bug #8818: IO Hang on raw rbd device - Workqueue: ceph-msgr con_work [libceph]

Hi Zheng,
No problem, in our setup it's pretty easy to reproduce the error.
Please find the output attached. (... Xavier Trilla

07/15/2014

07:23 PM Linux kernel client Bug #8818: IO Hang on raw rbd device - Workqueue: ceph-msgr con_work [libceph]

Hi,
We are experimenting exactly the same problem when running several concurrent dd operations to a kernel mounte... Xavier Trilla