On Tue, Jun 19, 2012 at 12:09 AM, Alexandre DERUMIER
aderum...@odiso.com wrote:
Hi, more infos, I have active filestore debug = 20, min interval 29 and max
interval 30.
I see sync_entry each 30s, so it seem work as expected.
cat ceph-osd.0.log |grep sync_entry
2012-06-19 07:56:00.084622
in the logs.
- Mail original -
De: Sage Weil s...@inktank.com
À: Gregory Farnum g...@inktank.com
Cc: Alexandre DERUMIER aderum...@odiso.com, Mark Nelson
mark.nel...@inktank.com, ceph-devel@vger.kernel.org
Envoyé: Lundi 2 Juillet 2012 23:02:13
Objet: Re: iostat show constants write to osd
On 6/18/12 7:34 AM, Alexandre DERUMIER wrote:
Hi,
I'm doing test with rados bench, and I see constant writes to osd disks.
Is it the normal behaviour ? with write-ahead should write occur each 20-30
seconde ?
Cluster is
3 nodes (ubuntu precise - glibc 2.14 - ceph 0.47.2) with each node 1
@vger.kernel.org
Envoyé: Lundi 18 Juin 2012 15:29:58
Objet: Re: iostat show constants write to osd disk with writeahead journal,
normal behaviour ?
On 6/18/12 7:34 AM, Alexandre DERUMIER wrote:
Hi,
I'm doing test with rados bench, and I see constant writes to osd disks.
Is it the normal behaviour
Juin 2012 15:29:58
Objet: Re: iostat show constants write to osd disk with writeahead journal,
normal behaviour ?
On 6/18/12 7:34 AM, Alexandre DERUMIER wrote:
Hi,
I'm doing test with rados bench, and I see constant writes to osd disks.
Is it the normal behaviour ? with write-ahead should write
valley period ?
- Mail original -
De: Mark Nelson mark.nel...@inktank.com
À: Alexandre DERUMIER aderum...@odiso.com
Cc: ceph-devel@vger.kernel.org
Envoyé: Lundi 18 Juin 2012 16:22:25
Objet: Re: iostat show constants write to osd disk with writeahead journal,
normal behaviour
Nelson mark.nel...@inktank.com
À: Alexandre DERUMIER aderum...@odiso.com
Cc: ceph-devel@vger.kernel.org
Envoyé: Lundi 18 Juin 2012 16:22:25
Objet: Re: iostat show constants write to osd disk with writeahead journal,
normal behaviour ?
On 6/18/12 9:04 AM, Alexandre DERUMIER wrote:
Hi Mark
...@odiso.com
Cc: ceph-devel@vger.kernel.org
Envoyé: Lundi 18 Juin 2012 16:22:25
Objet: Re: iostat show constants write to osd disk with writeahead journal,
normal behaviour ?
On 6/18/12 9:04 AM, Alexandre DERUMIER wrote:
Hi Mark,
Sorry I got behind at looking at your output last week. I've created
On 6/18/12 9:47 AM, Alexandre DERUMIER wrote:
Yeah, I just wanted to make sure that the constant writes weren't
because the filestore was falling behind. You may want to take a look
at some of the information that is provided by the admin socket for the
OSD while the test is running.
aderum...@odiso.com
Cc: ceph-devel@vger.kernel.org
Envoyé: Lundi 18 Juin 2012 17:16:17
Objet: Re: iostat show constants write to osd disk with writeahead journal,
normal behaviour ?
On 6/18/12 9:47 AM, Alexandre DERUMIER wrote:
Yeah, I just wanted to make sure that the constant writes weren't
On Mon, Jun 18, 2012 at 5:34 AM, Alexandre DERUMIER aderum...@odiso.com wrote:
I'm doing test with rados bench, and I see constant writes to osd disks.
Is it the normal behaviour ? with write-ahead should write occur each 20-30
seconde ?
Is the osd data filesystem perhaps doing atime updates?
Cc: ceph-devel@vger.kernel.org
Envoyé: Lundi 18 Juin 2012 18:01:52
Objet: Re: iostat show constants write to osd disk with writeahead journal,
normal behaviour ?
On Mon, Jun 18, 2012 at 5:34 AM, Alexandre DERUMIER aderum...@odiso.com
wrote:
I'm doing test with rados bench, and I see
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