Problem in building Ceph on CentOS 6

2012-03-20 Thread 胡瀚森
Hello everyone. I'm following the steps in http://ceph.newdream.net/wiki/Building_kernel_client?TPSecNoticeTPNotCheck to build ceph on my CentOS. I've updated my kernel to version 3.2.12 without selecting any ceph related configuration options. Then I follow these steps until $ make -C ceph. I

Re: Problem in building Ceph on CentOS 6

2012-03-20 Thread Greg Farnum
On Monday, March 19, 2012 at 11:21 PM, 胡瀚森 wrote: Hello everyone. I'm following the steps in http://ceph.newdream.net/wiki/Building_kernel_client?TPSecNoticeTPNotCheck to build ceph on my CentOS. I've updated my kernel to version 3.2.12 without selecting any ceph related configuration

Re: Braindump: path names, partition labels, FHS, auto-discovery

2012-03-20 Thread Sage Weil
On Mon, 19 Mar 2012, Bernard Grymonpon wrote: Sage Weil sage at newdream.net writes: On Wed, 7 Mar 2012, David McBride wrote: On Tue, 2012-03-06 at 13:19 -0800, Tommi Virtanen wrote: - scan the partitions for partition label with the prefix ceph-osd-data-. Thought:

Re: Braindump: path names, partition labels, FHS, auto-discovery

2012-03-20 Thread Bernard Grymonpon
On 20 Mar 2012, at 08:25, Sage Weil wrote: On Mon, 19 Mar 2012, Bernard Grymonpon wrote: Sage Weil sage at newdream.net writes: On Wed, 7 Mar 2012, David McBride wrote: On Tue, 2012-03-06 at 13:19 -0800, Tommi Virtanen wrote: - scan the partitions for partition label with the prefix

Ceph mon crash

2012-03-20 Thread ruslan usifov
2012/3/20 Greg Farnum gregory.far...@dreamhost.com: On Monday, March 19, 2012 at 11:44 AM, ruslan usifov wrote: Sorry but no, i use precompiled binaries from this http://ceph.newdream.net/debian. Perhaps this helps, initialy i configure all ceph services mon, mds, osd, but then i test only rdb

Re: Ceph mon crash

2012-03-20 Thread Greg Farnum
On Tuesday, March 20, 2012 at 1:02 AM, ruslan usifov wrote: I found it in source. I want to liquidate of war messages which appear when i monitor cluster with follow: ceph -w There was messages that i have one down mds (actually i doesn't have any) Ah. I'm not sure we actually support

Re: Mysteriously poor write performance

2012-03-20 Thread Andrey Korolyov
rados bench 60 write -p data skip Total time run:61.217676 Total writes made: 989 Write size:4194304 Bandwidth (MB/sec):64.622 Average Latency: 0.989608 Max latency: 2.21701 Min latency: 0.255315 Here a snip from osd log, seems write size is

Just noticed this with ceph-0.43 - ceph-0.39 does not have this issue. I'm trying to use Ceph on multiple platforms, one of which is CentOS 5. CentOS 5 still uses Python 2.4, and byte-compilation o

2012-03-20 Thread Nick Couchman
Just noticed this with ceph-0.43 - ceph-0.39 does not have this issue. I'm trying to use Ceph on multiple platforms, one of which is CentOS 5. CentOS 5 still uses Python 2.4, and byte-compilation of the rados.py file fails during the build of ceph 0.43 with the following error:

rados.py broken with Python2.4

2012-03-20 Thread Nick Couchman
On 2012/03/20 at 15:42, Nick Couchman nick.couch...@seakr.com wrote: Just noticed this with ceph-0.43 - ceph-0.39 does not have this issue. I'm trying to use Ceph on multiple platforms, one of which is CentOS 5. CentOS 5 still uses Python 2.4, and byte-compilation of the rados.py file

Re: rados.py broken with Python2.4

2012-03-20 Thread Tommi Virtanen
On Tue, Mar 20, 2012 at 14:47, Nick Couchman nick.couch...@seakr.com wrote: Just noticed this with ceph-0.43 - ceph-0.39 does not have this issue.  I'm trying to use Ceph on multiple platforms, one of which is CentOS 5.  CentOS 5 still uses Python 2.4, and byte-compilation of the rados.py file

Re: Mysteriously poor write performance

2012-03-20 Thread Samuel Just
Can you set osd and filestore debugging to 20, restart the osds, run rados bench as before, and post the logs? -Sam Just On Tue, Mar 20, 2012 at 1:37 PM, Andrey Korolyov and...@xdel.ru wrote: rados bench 60 write -p data skip Total time run:        61.217676 Total writes made:     989 Write

Re: Just noticed this with ceph-0.43 - ceph-0.39 does not have this issue. I'm trying to use Ceph on multiple platforms, one of which is CentOS 5. CentOS 5 still uses Python 2.4, and byte-compilation

2012-03-20 Thread Samuel Just
I believe the with statement came in python 2.5. It would need to be converted to use the older style. -Sam On Tue, Mar 20, 2012 at 2:42 PM, Nick Couchman nick.couch...@seakr.com wrote: Just noticed this with ceph-0.43 - ceph-0.39 does not have this issue.  I'm trying to use Ceph on multiple