Re: [ceph-users] Monitor down

/ceph-users-ceph.com -- Wido den Hollander Ceph consultant and trainer 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] Taking down one OSD node (10 OSDs) for maintenance - best practice?

-- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] Taking down one OSD node (10 OSDs) for maintenance - best practice?

care of the rest (assuming it's all configured properly). Afterwards unset the noout flag. Wido Kind Regards, David Majchrzak 13 jun 2014 kl. 11:13 skrev Wido den Hollander w...@42on.com: On 06/13/2014 10:56 AM, David wrote: Hi, We’re going to take down one OSD node for maintenance (add cpu

Re: [ceph-users] Moving Ceph cluster to different network segment

http://inktank.com ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] REST API and uWSGI?

Op 16 jun. 2014 om 19:23 heeft Jason Harley jhar...@redmind.ca het volgende geschreven: Howdy — I’d like to run the ceph REST API behind nginx, and uWSGI and UNIX sockets seems like a smart way to do this. Has anyone attempted to get this setup working? I’ve tried writing a

Re: [ceph-users] ceph-rest-api (image locks)

://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] Difference between ceph osd reweight and ceph osd crush reweight

/listinfo.cgi/ceph-users-ceph.com ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] ceph-rest-api not starting

attachments. As emails may be altered, Orange is not liable for messages that have been modified, changed or falsified. Thank you. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den

Re: [ceph-users] RBD layering

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users

Re: [ceph-users] Mixing CEPH versions on new ceph nodes...

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] release date for 0.80.2

-- Wido den Hollander Ceph consultant and trainer 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] Mixing CEPH versions on new ceph nodes...

the daemons yet, then: 1. Restart the mon leader 2. Restart the two other mons 3. Restart all the OSDs one by one I suggest that you wait for the cluster to become fully healthy again before restarting the next OSD. Wido Thanks again. Andrija On 2 July 2014 16:34, Wido den Hollander w...@42on.com

Re: [ceph-users] Mixing CEPH versions on new ceph nodes...

, will do... Andrija On 3 July 2014 13:12, Wido den Hollander w...@42on.com mailto:w...@42on.com wrote: On 07/03/2014 10:59 AM, Andrija Panic wrote: Hi Wido, thanks for answers - I have mons and OSD on each host... server1: mon + 2 OSDs

Re: [ceph-users] write performance per disk

any problems. Thank you ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander Ceph consultant and trainer 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] write performance per disk

...@lists.ceph.com] Im Auftrag von Wido den Hollander Gesendet: Donnerstag, 03. Juli 2014 15:22 An: ceph-users@lists.ceph.com Betreff: Re: [ceph-users] write performance per disk On 07/03/2014 03:11 PM, VELARTIS Philipp Dürhammer wrote: Hi, I have a ceph cluster setup (with 45 sata disk journal

Re: [ceph-users] Bad Write-Performance on Ceph/Possible bottlenecks?

Speyer ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] write performance per disk

: Wido den Hollander [mailto:w...@42on.com] Gesendet: Freitag, 04. Juli 2014 10:55 An: VELARTIS Philipp Dürhammer; ceph-users@lists.ceph.com Betreff: Re: AW: [ceph-users] write performance per disk On 07/03/2014 04:32 PM, VELARTIS Philipp Dürhammer wrote: HI, Ceph.conf: osd journal size

Re: [ceph-users] OSD recovery problem

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] Combining MDS Nodes

. There can only be one public network, so your idea is not feasible. Best regards, ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant

Re: [ceph-users] Question about placing different pools on different osds

your crushmap again. Wido Regards, Erik. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype

Re: [ceph-users] Combining MDS Nodes

, CephFS is still under heavy development, so a lot can change! Wido total capacity? Date: Sun, 06 Jul 2014 15:00:14 +0200 From: Wido den Hollander w...@42on.com mailto:w...@42on.com To: ceph-users@lists.ceph.com mailto:ceph-users@lists.ceph.com Subject: Re: [ceph-users] Combining MDS

Re: [ceph-users] Adding new OSDs fails (hang on ceph-osd -i )

might tell you more why it isn't going through. Don't you need --mkjournal as well? Wido Thx, Robert van Leeuwen ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander Ceph

Re: [ceph-users] Connection refused after configure ceph.conf but Monitor Still Using IPV6

://jiangyt.github.io ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander Ceph consultant and trainer 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] 403-Forbidden error using radosgw

debug = 20 rgw enable usage log = true Appreciate your help. Thanks, Lakshmi. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant

Re: [ceph-users] how to scale out RADOSgw?

Op 16 jul. 2014 om 16:54 heeft Riccardo Murri riccardo.mu...@uzh.ch het volgende geschreven: Hello, I am new to Ceph; the group I'm working in is currently evaluating it for our new large-scale storage. How scalable is the S3-like object storage server RADOSgw? What kind of

Re: [ceph-users] HW recommendations for OSD journals?

Op 16 jul. 2014 om 16:58 heeft Riccardo Murri riccardo.mu...@uzh.ch het volgende geschreven: Hello, I am new to Ceph; the group I'm working in is currently evaluating it for our new large-scale storage. Is there any recommendation for the OSD journals? E.g., does it make sense

Re: [ceph-users] pg repair info

-- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] ceph firefly 0.80.4 unable to use rbd map and ceph fs mount

of one monitor ,six osds and a client. os:ubuntu 12.04 LTS ceph version:firefly 0.80.4 yours sincerely, ifstillfly # ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den

Re: [ceph-users] decreasing pg_num?

1024 specified pg_num 1024 = current 2048 Thanks! C. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander Ceph consultant and trainer 42on B.V. Phone: +31 (0)20 700 9902

Re: [ceph-users] Forcing ceph-mon to bind to a certain IP address

IPs for a monitor is not an option. Wido Is there a way to specify this in the ceph.conf file? Thanks Akshay ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on

Re: [ceph-users] Using Ramdisk wi

://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users

Re: [ceph-users] Concurrent database with or on top of librados

mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users

Re: [ceph-users] Concurrent database with or on top of librados

On 08/05/2014 02:48 PM, Gergely Horváth wrote: Thanks Wido for your comments. On 2014-07-30 15:39, Wido den Hollander wrote: Nothing specific, librados should give you what you need. Ceph is very concurrent, so if you write to different objects at the same time those I/Os will go in parallel

Re: [ceph-users] slow OSD brings down the cluster

office of Ocado Group plc is Titan Court, 3 Bishops Square, Hatfield Business Park, Hatfield, Herts. AL10 9NE. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V

Re: [ceph-users] Show IOps per VM/client to find heavy users...

? I'm talking about R/W or OP/s change or similar... Thanks, -- Andrija Panić ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant

Re: [ceph-users] Show IOps per VM/client to find heavy users...

hypervisors are doing I/O towards RADOS objects, so giving exact stats of how many IOps you are seeing per image is hard to figure out. The hypervisor knows this best since it sees all the I/O going through. Wido Thx On 8 August 2014 13:53, Wido den Hollander w...@42on.com mailto:w

Re: [ceph-users] Show IOps per VM/client to find heavy users...

-ceph.com ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] running Firefly client (0.80.1) against older version (dumpling 0.67.10) cluster?

-- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] Best practice K/M-parameters EC pool

@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype

Re: [ceph-users] ceph rbd image checksums

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing

Re: [ceph-users] Using RBD with LVM

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http

Re: [ceph-users] osds and gateway not coming up on restart

mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com

Re: [ceph-users] cephforum.com

-- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] osds and gateway not coming up on restart

://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com

Re: [ceph-users] Ceph error after upgrade Argonaut to Bobtail to Cuttlefish

/operations/control/ Wido Thanks for any help Ansgar ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] Distribution of performance under load.

://inktank.com | http://ceph.com ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] radosgw s3 API feature

. lixuehui ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users

Re: [ceph-users] About use same SSD for OS and Journal

use for an OSD. Some chassis from SuperMicro have internal 2.5 bays where you can place your SSD for the OS so you can use the hot-swap bays for your Journal and Data disks. Martin -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] set_req_state_err err_no=27 resorting to 500 with multipart large file upload

On 10/28/2013 06:31 PM, Yehuda Sadeh wrote: On Mon, Oct 28, 2013 at 9:24 AM, Wido den Hollander w...@42on.com wrote: Hi, I'm testing with some multipart uploads to RGW and I'm hitting a problem when trying to upload files larger then 1159MB. The tool I'm using is s3cmd 1.5.1 Ceph version

Re: [ceph-users] Ceph Install Guide

-13___cmp=hostlnk=sign-1-10-13nsrv1=host ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] Next ceph event ??

. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph

[ceph-users] Pool without a name, how to remove it?

couldn't find anything in librados do to so. -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] Ceph Block Storage QoS

. That might be a solution if OpenStack implements that as well? Thanks, Joe ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype

Re: [ceph-users] Ceph Block Storage QoS

. You can set both IOps, but also bandwidth for read, write or total. I don't know if OpenStack supports it though. Josh ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander

Re: [ceph-users] Pool without a name, how to remove it?

-really-mean-it successfully deleted pool root@rgw1:~# Feel stupid afterwards of not thinking about this. Wido -Greg Software Engineer #42 @ http://inktank.com | http://ceph.com On Tue, Nov 5, 2013 at 6:58 AM, Wido den Hollander w...@42on.com wrote: Hi, On a Ceph cluster I have a pool without

Re: [ceph-users] rbd ext4 vs xfs

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users

Re: [ceph-users] Ceph libvirt and xen.

-d313-4cb0-be52-fd04cd077f08 fc8dde5e-67e9-4a5a-9d7f-f6ea233bfd02 volumes/fc8dde5e-67e9-4a5a-9d7f-f6ea233bfd02 volume-f066424b-1163-4e79-9f11-c5a12919d986 volumes/volume-f066424b-1163-4e79-9f11-c5a12919d986 Does anybody have any ideas? -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902

Re: [ceph-users] pool size 1 RBD distribution

v187: 200 pgs: 200 active+clean; 868 MB data, 941 MB used, 3132 MB / 4073 MB avail Any hints are more than welcome, this is for sure not a real life scenario, but it really confuses my understanding of ceph. Wolfgang -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] centos6.4 + libvirt + qemu + rbd/ceph

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users

Re: [ceph-users] how to set up disks in the same host

-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

[ceph-users] Ceph under Ubuntu 14.04, what's still on the TODO?

would like a stable release. From the CloudStack perspective it would be great if 14.04 has all the required packages so it's only a matter of installing the CloudStack KVM agent and people can start with Ceph. Same goes for OpenStack I guess. -- Wido den Hollander 42on B.V. Phone: +31 (0)20

Re: [ceph-users] Ceph read write performance benchmark

://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] Ceph under Ubuntu 14.04, what's still on the TODO?

On 12/11/2013 06:42 PM, James Page wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Hi Wido On 11/12/13 13:31, Wido den Hollander wrote: I was looking at the packages for Ceph under Ubuntu 14.04 LTSand I noticed that currently Ceph 0.72 (Emperor) is packaged for Trusty (codename)/ I

Re: [ceph-users] valid characters for pool and rbd name

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing

Re: [ceph-users] Rbd image performance

/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] is the manual correct?

. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing

Re: [ceph-users] Failure probability with largish deployments

a faulty one in that Supermicro contraption), that ratio is down to 1 in 21.6 which is way worse than that 8disk RAID5 I mentioned up there. Regards, Christian -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph

Re: [ceph-users] Failure probability with largish deployments

more data if you loose one PG holding that object. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] When will Ceph FS be ready for use with production data

professional support for Ceph(FS), so it's best you contact them. Thanks! ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype

Re: [ceph-users] Storing VM Images on CEPH with RBD-QEMU driver

129us 223us 223us 459us 15us 212us ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] Ceph network topology with redundant switches

theoretical planning to try and avoid designing in bottlenecks at the outset. I don't have any concrete ideas of loading so in practice none of it may be an issue. Thanks for your thoughts. Tim. -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] Need Java bindings for librados....

* ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http

Re: [ceph-users] When will Ceph FS be ready for use with production data

://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] Armel debian repository

, noone can help me? A tutorial? A small hint? Crosscompiling? Some armel repository? Thanks again, Mario ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone

Re: [ceph-users] Ceph RAM Requirement?

/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] Ceph RAM Requirement?

part of the machine. You could go for 32GB of 48GB, but more memory == better. Wido -Hemant On Sat, Dec 21, 2013 at 11:55 PM, Wido den Hollander w...@42on.com mailto:w...@42on.com wrote: On 12/21/2013 05:31 PM, Mark Nelson wrote: I usually like to go a little higher than 1GB per

Re: [ceph-users] How much space?

. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing

Re: [ceph-users] Upcoming Erasure coding

of the traffic you would see with a replicated pool. Wido P.S.: Loic, please correct me if I'm wrong :) I guess people with use this feature only with new pools/deployments in many cases then. Regards, Christian -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] Upcoming Erasure coding

On 12/24/2013 11:16 PM, Mark Kirkwood wrote: On 25/12/13 04:33, Loic Dachary wrote: On 24/12/2013 10:22, Wido den Hollander wrote: IIRC Erasure Encoding doesn't work well with RBD, if it even works at all due to the fact that you can't update a object, but you have to completely rewrite

Re: [ceph-users] Weekly community standup?

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph

Re: [ceph-users] Replication Ratio

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users

Re: [ceph-users] radosgw package - missing deps on Ubuntu 13.04

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http

Re: [ceph-users] crush chooseleaf vs. choose

ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph

Re: [ceph-users] Monitor configuration issue

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http

Re: [ceph-users] [Rados] How long will it take to fix a broken replica

to repair the PG. iirc it's: ceph pg repair pg id Thanks ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] Is cepf feasible for storing large no. of small files with care of handling OSD failure(disk i/o error....) so it can complete pending replication independent from no. of files

,* *Upendra Yadav* *DFS* ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

Re: [ceph-users] radosgw swift java jars

to run the java program. Is there any place to get all jars for both swift and s3? Thanks. ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31

Re: [ceph-users] radosgw swift java jars

On 01/07/2014 08:41 AM, Wido den Hollander wrote: On 01/07/2014 08:15 AM, raj kumar wrote: I meant could not find required jar files to run java swift program. I don't think nobody has a clue of what you mean. ^ anybody Ceph is completely written in C

Re: [ceph-users] admin user for the object gateway?

mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com

Re: [ceph-users] RGW and Placement Group count

for 'busy' pools? Yes, memory consumption is by the amount of PGs, not the objects in it. Recovery ofcourse takes less time since no data has to be copied, but the more PGs you have, the more memory and CPU it takes. wogri -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype

Re: [ceph-users] radosgw swift java jars

all jars for both swift and s3? Thanks. -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] The Kraken has been released!

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list

Re: [ceph-users] How to increase filesizelimit ?

-- ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http

Re: [ceph-users] trying to understand stuck_unclean

. - Peng ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph

Re: [ceph-users] libvirt qemu/kvm/rbd inside VM read slow

Op 10 jan. 2014 om 18:49 heeft Steffen Thorhauer steffen.thorha...@iti.cs.uni-magdeburg.de het volgende geschreven: On 01/10/2014 01:21 PM, Ирек Фасихов wrote: You need to use VirtIO. target dev='vdb' bus='virtio'/ with this parameter ist not a real performance increase: dd

Re: [ceph-users] How to confirm whether the rbd cache is open?

/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] RBD pool disaster recovery backup...

://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

Re: [ceph-users] radosgw setting puplic ACLs fails.

___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander

Re: [ceph-users] Which API to use to write and read objects

can simply use Ceph without changes required to the application. Thanks... --Randy ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20

Re: [ceph-users] Low write speed

LUNs together. Thanks. Vitaliy ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com -- Wido den Hollander 42on B.V. Phone: +31 (0)20 700 9902 Skype: contact42on

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