Re: [ceph-users] can not create rbd image

Hi , Looks like your cluster have warning message of "2 near full osd(s)". ​Maybe ​try to extend osds first？ ​ Best wishes, Mika 2015-11-12 23:05 GMT+08:00 min fang : > Hi cepher, I tried to use the following command to create a img, but > unfortunately, the

Re: [ceph-users] about PG_Number

for re-balance and recovery. In the other side, if you have 1 OSDs but only set pg = 8. That mean some disks have no chance to using. Best wishes, Mika 2015-11-13 16:26 GMT+08:00 wah peng <wah_p...@yahoo.com.sg>: > why data lost happens? thanks. > > On 2015/11/13 星期五 16:13,

Re: [ceph-users] about PG_Number

By the way, here is a useful tool to calculate pg. http://ceph.com/pgcalc/ Best wishes, Mika 2015-11-18 11:46 GMT+08:00 Vickie ch <mika.leaf...@gmail.com>: > Hi wah peng, > Hope you don't mind. Just for reference. > A extreme case. If your ceph cluster have 3 osd disks o

Re: [ceph-users] about PG_Number

Hi wah peng, Just a thought. If you have a large amount of OSDs but less pg number. You will find your data write unevenly. Some OSD have no change to write data. In the other side, pg number too large but OSD number too small that have a chance to cause data lost. Best wishes, Mika

Re: [ceph-users] troubleshooting ceph

One more thing, did you check the setting of firewall？ Best wishes, Mika 2015-10-16 14:54 GMT+08:00 Vickie ch <mika.leaf...@gmail.com>: > Hi Artie, > Did you check your mon ？ How many monitors in this cluster？ > > > > Best wishes, > Mika > > > 2015-10-1

Re: [ceph-users] troubleshooting ceph

Hi Artie, Did you check your mon ？ How many monitors in this cluster？ Best wishes, Mika 2015-10-16 9:23 GMT+08:00 Artie Ziff : > Hello Ceph-users! > > This is my first attempt at getting ceph running. > > Does the following, in isolation, indicate any potential

[ceph-users] Deploy osd with btrfs not success.

Hi cephers, Have anyone ever created osd with btrfs in Hammer 0.94.3 ? I can create btrfs partition successfully. But once use "ceph-deploy" then always get error like below. Another question there is no parameter " -f " with mkfs. Any suggestion is appreciated.

[ceph-users] How to observed civetweb.

Dear cephers, Just upgrade radosgw from apache to civetweb. It's really simple to installed and used. But I can't find any parameters or logs to adjust(or observe) civetweb. (Like apache log). I'm really confuse. Any ideas? Best wishes, Mika ___

Re: [ceph-users] How to observed civetweb.

erformance > > *Kobi Laredo* > *Cloud Systems Engineer* | (*408) 409-KOBI* > > On Tue, Sep 8, 2015 at 8:20 AM, Yehuda Sadeh-Weinraub <yeh...@redhat.com> > wrote: > >> You can increase the civetweb logs by adding 'debug civetweb = 10' in >> your ceph.conf. The o

Re: [ceph-users] НА: Question

Hi , I've do that before and when I try to write file into rbd. It's get freeze. ​Beside resource, is there any other reason not recommend to combined mon and osd? ​ Best wishes, Mika 2015-08-18 15:52 GMT+08:00 Межов Игорь Александрович me...@yuterra.ru: Hi! You can run mons on the

[ceph-users] Can not active osds (old/different cluster instance?)

Dear all, I try to create osds and get an error message (old/different cluster instance?). And osd can create but not active. This server ever build osds before. Pls give me some advises. OS：rhel7 ceph：0.80 firefly Best wishes, Mika ___ ceph-users

[ceph-users] Problem of ceph can not find socket /tmp/radosgw.sock and Internal server error

Dear Cephers, One day radosgw totally died. I tried to restart radosgw but I found /tmp/radosgw.sock is missing. Even service radosgw is exist that checked by using ps aux. The process will die later. I got Internal server error from web page. How can I re-create /tmp/radosgw.sock？ And ​We

[ceph-users] Question about change bucket quota.

Dear Cephers, When a bucket created, the default quota setting is unlimited. Is there any setting can change this？ That's admin no need to change bucket quota one by one. Best wishes, Mika ___ ceph-users mailing list ceph-users@lists.ceph.com

Re: [ceph-users] radosgw did not create auth url for swift

Dear all, I tried another way that use command ceph-deploy to create radosgw. After that I can get list or create container finally. But new problem is if I tried to upload files or delete container that radosgw will return the message Access denied. Totally have no idea. Any help will be

Re: [ceph-users] radosgw did not create auth url for swift

GMT+08:00 Vickie ch mika.leaf...@gmail.com: Dear all, I tried another way that use command ceph-deploy to create radosgw. After that I can get list or create container finally. But new problem is if I tried to upload files or delete container that radosgw will return the message Access

[ceph-users] radosgw did not create auth url for swift

Hi all, I want to use swift-client to connect ceph cluster. I have done s3 test on this cluster before. So I follow the guide to create a subuser and use swift client to test it. But always got an error 404 Not Found How can I create the auth page？Any help will be appreciated. - 1

[ceph-users] RBD image can ignore the pool limit

Hello Cephers, I have a question about pool quota. Is pool quota support RBD？ My cluster is Hammer 0.94.1 that have 1 Mon and 3 OSD. Each OSD server have 3 disk. My question is when I set pool quota size 1G on pool rbd. I still can create a image abc = 3G. After I mount and

Re: [ceph-users] Placement Groups fail on fresh Ceph cluster installation with all OSDs up and in

Hi The weight is reflect spaces or ability of disks. For example, the weight of 100G OSD disk is 0.100(100G/1T). Best wishes, Vickie 2015-02-10 22:25 GMT+08:00 B L super.itera...@gmail.com: Thanks for everyone!! After applying the re-weighting command (*ceph osd crush reweight osd.0

Re: [ceph-users] Placement Groups fail on fresh Ceph cluster installation with all OSDs up and in

Vickie, Thanks for your reply! You can find the dump in this link: https://gist.github.com/anonymous/706d4a1ec81c93fd1eca Thanks! B. On Feb 10, 2015, at 12:23 PM, Vickie ch mika.leaf...@gmail.com wrote: Hi Beanos： Would you post the reult of $ceph osd dump？ Best wishes, Vickie

Re: [ceph-users] Placement Groups fail on fresh Ceph cluster installation with all OSDs up and in

Open another terminal and use command ceph -w watch pg and pgs status . Best wishes, Vickie 2015-02-10 19:16 GMT+08:00 Vickie ch mika.leaf...@gmail.com: Hi Beanos： So you have 3 OSD servers and each of them have 2 disks. I have a question. What result of ceph osd tree. Look like the osd status

[ceph-users] Applied crush rules to pool but not working.

Dear cephers： My cluster( 0.87) got an odd incident. The incident is when I marked the default crush rule replicated_ruleset and set new rule called new_rule1. Content of rule new_rule1 is just like replicated_ruleset. Only difference is ruleset number . After applied new map into crush then used

[ceph-users] Question about CRUSH rule set parameter min_size max_size

Hi , CRUSH map have two parameter are min_size and max_size. Explanation about min_size is *If a pool makes fewer replicas than this number, CRUSH will NOT select this rule*. The max_size is *If a pool makes more replicas than this number, CRUSH will NOT select this rule* Default setting of

[ceph-users] about command ceph osd map can display non-existent object

Hello cephers, After input command ceph osd map rbd abcde-no-file. I can get the result like this： *osdmap e42 pool 'rbd' (0) object '* *abcde-no-file' - pg 0.2844d191 (0.11) - up ([3], p3) acting ([3], p3)* But the object abcde-no-file is not exist. Why ceph osd map can mapping the

Re: [ceph-users] issue with activate osd in ceph with new partition created

Is any errors disply when execute ceph-deploy osd prepare ？ Best wishes, Mika 2014-10-31 17:36 GMT+08:00 Subhadip Bagui i.ba...@gmail.com: Hi, Can anyone please help on this Regards, Subhadip

[ceph-users] Use 2 osds to create cluster but health check display active+degraded

Hi all, Try to use two OSDs to create a cluster. After the deply finished, I found the health status is 88 active+degraded 104 active+remapped. Before use 2 osds to create cluster the result is ok. I'm confuse why this situation happened. Do I need to set crush map to fix this problem？

Re: [ceph-users] Use 2 osds to create cluster but health check display active+degraded

size=? 2014-10-29 11:40 GMT+03:00 Vickie CH mika.leaf...@gmail.com mailto:mika.leaf...@gmail.com: Der Irek： Thanks for your reply. Even already set osd_pool_default_size = 2 the cluster still need 3 different hosts right？ Is this default number can be changed by user

Re: [ceph-users] Use 2 osds to create cluster but health check display active+degraded

Best wishes, Mika 2014-10-29 17:05 GMT+08:00 Irek Fasikhov malm...@gmail.com: ceph osd tree please :) 2014-10-29 12:03 GMT+03:00 Vickie CH mika.leaf...@gmail.com: Dear all, Thanks for the reply. Pool replicated size is 2. Because the replicated size parameter already write into ceph.conf

Re: [ceph-users] Fwd: Error zapping the disk

Hi Sakhi： I got this problem before. Host OS is Ubuntu 14.04 3.13.0-24-generic. In the end I use fdisk /dev/sdX delete all partition and reboot. Maybe you can try. Best wishes, Mika 2014-10-29 17:13 GMT+08:00 Sakhi Hadebe shad...@csir.co.za: Hi Support, Can someone please help me with

[ceph-users] How to calculate file size when mount a block device from rbd image

Hello all, I have a question about how to calculate file size when mount a block device from rbd image . [Cluster information：] 1.The cluster with 1 mon and 6 osds. Every osd is 1T. Total spaces is 5556G. 2.rbd pool：replicated size 2 min_size 1. num = 128. Except rbd pool other pools is empty.