On 05/07/2015 10:28 AM, Götz Reinicke - IT Koordinator wrote:
Hi,
still designing and deciding, we asked ourself: How dose the data
travels from and to an OSD?
E.G. I have my Fileserver with a rbd mounted and a client workstation
writes/read to/from a share on that rbd.
Is the data
Hi,
Inside your mounted osd there is a symlink - journal - pointing to a file
or disk/partition used with it.
Cheers,
Martin
On Thu, May 7, 2015 at 11:06 AM, Patrik Plank pat...@plank.me wrote:
Hi,
i cant remember on which drive I install which OSD journal :-||
Is there any command to
Hi all,
It looks like a bit wrong description
http://ceph.com/docs/master/dev/rbd-diff/
- u8: ‘s’
- u64: (ending) image size
I suppose that instead of u64 should be used something like le64, isn't it?
Because of from this description is not clear which bytes order should I
use..
Hi
I have theoretical question about network in ceph.
If I have two networks (public and cluster network) and one link in public
network is broken ( cluster network is fine) what I will see in my cluster ?
How work ceph in this situation ?
Or how works ceph if link to cluster network was
On 05/06/15 19:51, Lionel Bouton wrote:
During normal operation Btrfs OSD volumes continue to behave in the same
way XFS ones do on the same system (sometimes faster/sometimes slower).
What is really slow though it the OSD process startup. I've yet to make
serious tests (umounting the
Hi,
still designing and deciding, we asked ourself: How dose the data
travels from and to an OSD?
E.G. I have my Fileserver with a rbd mounted and a client workstation
writes/read to/from a share on that rbd.
Is the data directly going to an OSD (node) or is it e.g. travelling
trough the
On 07/05/15 20:21, ghislain.cheval...@orange.com wrote:
HI all,
After adding the nss and the keystone admin url parameters in ceph.conf and
creating the openSSL certificates, all is working well.
If I had followed the doc and processed by copy/paste, I wouldn't have
encountered any
Hi,
Patrik Plank wrote:
i cant remember on which drive I install which OSD journal :-||
Is there any command to show this?
It's probably not the answer you hope, but why don't use a simple:
ls -l /var/lib/ceph/osd/ceph-$id/journal
?
--
François Lafont
Hi,
i cant remember on which drive I install which OSD journal :-||
Is there any command to show this?
thanks
regards
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Hi,
after i have installed calamari,
ceph shows me following error when i change/reinstall add a osd.0.
Traceback (most recent call last):
File /usr/bin/calamari-crush-location, line 86, in module
sys.exit(main())
File /usr/bin/calamari-crush-location, line 83, in main
print
Hi,
https://github.com/ceph/ceph/pull/4517 is the fix for
http://tracker.ceph.com/issues/11388
Cheers
On 07/05/2015 20:28, Andy Allan wrote:
Hi all,
I've found what I think is a packaging error in Hammer. I've tried
registering for the tracker.ceph.com site but my confirmation email
has
Hi,
when issuing rbd unmap command when there is no network connection with
mons and osds, the command hangs. Isn't there a option to force unmap even
on this situation?
Att.
Vandeir.
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On Thu, May 7, 2015 at 10:20 PM, Vandeir Eduardo
vandeir.edua...@gmail.com wrote:
Hi,
when issuing rbd unmap command when there is no network connection with mons
and osds, the command hangs. Isn't there a option to force unmap even on
this situation?
No, but you can Ctrl-C the unmap command
Hi Loic,
Sorry for the noise! I'd looked when I first ran into it and didn't
find any reports or PRs, I should have checked again today.
Thanks,
Andy
On 7 May 2015 at 19:41, Loic Dachary l...@dachary.org wrote:
Hi,
https://github.com/ceph/ceph/pull/4517 is the fix for
Hi all,
I've found what I think is a packaging error in Hammer. I've tried
registering for the tracker.ceph.com site but my confirmation email
has got lost somewhere!
/usr/bin/ceph is installed by the ceph-common package.
```
dpkg -S /usr/bin/ceph
ceph-common: /usr/bin/ceph
```
It relies on
Srikanth,
Try if this helps..
sudo initctl list|grep ceph (should display all ceph daemon)
sudo start ceps-mon-all (To start ceph all ceph-monitor)
Thanks
-Krishna
On May 7, 2015, at 1:35 PM, Srikanth Madugundi srikanth.madugu...@gmail.com
wrote:
Hi,
I am setting up a local
On Thu, May 7, 2015 at 5:20 AM, Wido den Hollander w...@42on.com wrote:
Aren't snapshots something that should protect you against removal? IF
snapshots work properly in CephFS you could create a snapshot every hour.
Unless the file is created and removed between snapshots, then the Recycle
- Original Message -
From: Sean seapasu...@uchicago.edu
To: ceph-users@lists.ceph.com
Sent: Thursday, May 7, 2015 3:35:14 PM
Subject: [ceph-users] RGW - Can't download complete object
I have another thread goign on about truncation of objects and I believe
this is a separate but
You may also be able to use `ceph-disk list`.
On Thu, May 7, 2015 at 3:56 AM, Francois Lafont flafdiv...@free.fr wrote:
Hi,
Patrik Plank wrote:
i cant remember on which drive I install which OSD journal :-||
Is there any command to show this?
It's probably not the answer you hope, but
On 05/07/2015 12:53 PM, Andy Allan wrote:
Hi Loic,
Sorry for the noise! I'd looked when I first ran into it and didn't
find any reports or PRs, I should have checked again today.
Thanks,
Andy
That's totally fine. If you want, you can review that PR and give a
thumbs up or down comment
HI all,
After adding the nss and the keystone admin url parameters in ceph.conf and
creating the openSSL certificates, all is working well.
If I had followed the doc and processed by copy/paste, I wouldn't have
encountered any problems.
As all is working well without this set of parameters
On 06/05/2015 16:58, Scottix wrote:
As a point to
* someone accidentally removed a thing, and now they need a thing back
I thought MooseFS has an interesting feature that I thought would be
good for CephFS and maybe others.
Basically a timed Trashbin
Deleted files are retained for a
Hi,
If I have two networks (public and cluster network) and one link in public
network is broken ( cluster network is fine) what I will see in my cluster ?
See
http://ceph.com/docs/master/rados/configuration/network-config-ref/
only osd between them use private network.
so if public
Hi,
On 05/07/2015 12:04 PM, Lionel Bouton wrote:
On 05/06/15 19:51, Lionel Bouton wrote:
*snipsnap*
We've seen progress on this front. Unfortunately for us we had 2 power
outages and they seem to have damaged the disk controller of the system
we are testing Btrfs on: we just had a system
This page explains what happens quite well:
http://ceph.com/docs/master/rados/troubleshooting/troubleshooting-osd/#flapping-osds
We recommend using both a public (front-end) network and a cluster (back-end)
network so that you can better meet the capacity requirements of object
replication.
I have not used ceph-deploy, but it should use ceph-disk for the OSD
preparation. Ceph-disk creates GPT partitions with specific partition
UUIDS for data and journals. When udev or init starts the OSD, or mounts it
to a temp location reads the whoami file and the journal, then remounts it
in the
Indeed it is not necessary to have any OSD entries in the Ceph.conf
file
but what happens in the event of a disk failure resulting in changing
the mount device?
For what I can see is that OSDs are mounted from entries in /etc/mtab
(I am on CentOS 6.6)
like this:
/dev/sdj1
Sam? This looks to be the HashIndex::SUBDIR_ATTR, but I don't know
exactly what it's for nor why it would be getting constantly created
and removed on a pure read workload...
On Thu, May 7, 2015 at 2:55 PM, Erik Logtenberg e...@logtenberg.eu wrote:
It does sound contradictory: why would read
Hi,
I built and installed ceph source from (wip-newstore) branch and could not
start osd with newstore as osd objectstore.
$ sudo /usr/bin/ceph-osd -i 0 --pid-file /var/run/ceph/osd.0.pid -c
/etc/ceph/ceph.conf --cluster ceph -f
2015-05-08 05:49:16.130073 7f286be01880 -1 unable to create object
I tried echo 3 /proc/sys/vm/drop_caches and dentry_pinned_count dropped.
Thanks for your help.
On Thu, Apr 30, 2015 at 11:34 PM Yan, Zheng uker...@gmail.com wrote:
On Thu, Apr 30, 2015 at 4:37 PM, Dexter Xiong dxtxi...@gmail.com wrote:
Hi,
I got these message when I remount:
This is pretty weird to me. Normally those PGs should be reported as
active, or stale, or something else in addition to remapped. Sam
suggests that they're probably stuck activating for some reason (which
is a state in new enough code, but not all versions), but I can't tell
or imagine why from
I think you need to add the following..
enable experimental unrecoverable data corrupting features = newstore rocksdb
Thanks Regards
Somnath
From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of
Srikanth Madugundi
Sent: Thursday, May 07, 2015 10:56 PM
To:
-Original Message-
From: ceph-users [mailto:ceph-users-boun...@lists.ceph.com] On Behalf Of
GODIN Vincent (SILCA)
Sent: 07 May 2015 11:13
To: ceph-users@lists.ceph.com
Subject: [ceph-users] About Ceph Cache Tier parameters
Hi,
In Cache Tier parameters, there is nothing to tell
Hi
Just wanted to mention this again, if it went unnoticed.
Problem is that I need to get the same ID for a pool as it was before, or a
way to tell ceph where to find the original image for the VM's. I have them
available.
T
From: ceph-users
Hi,
I am setting up a local instance of ceph cluster with latest source from
git hub. The build succeeded and installation was successful, But I could
not start the monitor.
The ceph start command returns immediately and does not output anything.
$ sudo /etc/init.d/ceph start mon.monitor1
$
$
I have another thread goign on about truncation of objects and I believe
this is a separate but equally bad issue in civetweb/radosgw. My cluster
is completely healthy
I have one (possibly more) objects stored in ceph rados gateway that
will return a different size every time I Try to
It does sound contradictory: why would read operations in cephfs result
in writes to disk? But they do. I upgraded to Hammer last week and I am
still seeing this.
The setup is as follows:
EC-pool on hdd's for data
replicated pool on ssd's for data-cache
replicated pool on ssd's for meta-data
Hi all,
Something strange occurred.
I have ceph 0.87 version and 2048gb image format 1. I decided to made
incremental backups between clusters
i've made initial copy,
time bbcp -x 7M -P 3600 -w 32M -s 6 -Z 5030:5035 -N io rbd
export-diff --cluster cluster1 --pool RBD-01 --image
You are correct -- it is little endian like the other values. I'll open a
ticket to correct the document.
--
Jason Dillaman
Red Hat
dilla...@redhat.com
http://www.redhat.com
- Original Message -
From: Ultral ultral...@gmail.com
To: ceph-us...@ceph.com
Sent: Thursday, May 7,
On 05/07/2015 12:10 PM, John Spray wrote:
On 06/05/2015 16:58, Scottix wrote:
As a point to
* someone accidentally removed a thing, and now they need a thing back
I thought MooseFS has an interesting feature that I thought would be
good for CephFS and maybe others.
Basically a timed
Hi,
In Cache Tier parameters, there is nothing to tell the cache to flush dirty
objects on cold storage when the cache is under-utilized (as far as you 're
under the cache_target_dirty_ratio, it's look like dirty objects can be
keeped in the cache for years).
That is to say that the flush
Hi,
On 05/07/15 12:30, Burkhard Linke wrote:
[...]
Part of the OSD boot up process is also the handling of existing
snapshots and journal replay. I've also had several btrfs based OSDs
that took up to 20-30 minutes to start, especially after a crash.
During journal replay the OSD daemon
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