[ceph-users] I use fio with randwrite io to ceph image , it's run 2000 IOPS in the first time , and run 6000 IOPS in second time

        In version 10.2.2, fio firstly run 2000 IOPS, then I break fio, and continue run fio, it run 6000 IOPS.         But in version 0.94, fio always run 6000 IOPS. With or without repeated fio.         what is the different between this two versions about this.         my config is that :  

[ceph-users] how to deploy a bluestore ceph cluster without ceph-deploy.

  hello cepher , I use ceph-10.2.2 source deploy a cluster.Since I am the source deployment , I deploy it without ceph-deploy.     how to deploy a bluestore ceph cluster without ceph-deploy.No official online documentation. Where relevant documents?

[ceph-users] how to deploy a bluestore ceph cluster without ceph-deploy

  hello cepher , I use ceph-10.2.2 source deploy a cluster.Since I am the source deployment , I deploy it without ceph-deploy.     how to deploy a bluestore ceph cluster without ceph-deploy.No official online documentation. Where relevant documents?

[ceph-users] how to deploy bluestore ceph without ceph-deploy

     hello cepher , I use ceph-10.2.2 source deploy a cluster.Since I am the source deployment , I deploy it without ceph-deploy.     how to deploy a bluestore ceph cluster without ceph-deploy.No official online documentation. Where relevant documents?

Re: [ceph-users] how to use cache tiering with proxy in ceph-10.2.2

But the 0.94 version works fine(In fact, IO was greatly improved). This problem occurs only in version 10.x. Like you said that the IO was going to the cold storage mostly .  And IO is going slowly.what can I do to improve IO performance of cache tiering in  version 10.x ? How does cache tiering w

Re: [ceph-users] how to use cache tiering with proxy in ceph-10.2.2

I have configured ceph.conf with "osd_tier_promote_max_bytes_sec" in [osd]  Attributes. But it still invalid.I do command --show-config discovery that it has not been modified. [root@node01 ~]# cat /etc/ceph/ceph.conf | grep tier osd_tier_promote_max_objects_sec=20 osd_tier_promote_max_bytes_s

Re: [ceph-users] how to use cache tiering with proxy in ceph-10.2.2

thank you very much!  On Monday, July 18, 2016 5:31 PM, Oliver Dzombic wrote: Hi, everything is here: http://docs.ceph.com/docs/jewel/ except osd_tier_promote_max_bytes_sec and other stuff, but its enough there that you can make it work. -- Mit freundlichen Gruessen / Best regard

Re: [ceph-users] how to use cache tiering with proxy in ceph-10.2.2

Where to find base docu?Official website does not update the document On Monday, July 18, 2016 5:16 PM, Oliver Dzombic wrote: Hi i suggest you to read some base docu about that. osd_tier_promote_max_bytes_sec = how much bytes per second are going on tier ceph osd pool set ssd-pool t

Re: [ceph-users] how to use cache tiering with proxy in ceph-10.2.2

what is "osd_tier_promote_max_bytes_sec" in ceph.conf file  and command "ceph osd pool set ssd-pool target_max_bytes" are not the same ? On Monday, July 18, 2016 4:40 PM, Oliver Dzombic wrote: Hi, osd_tier_promote_max_bytes_sec is your friend. -- Mit freundlichen Gruessen / Best re

[ceph-users] how to use cache tiering with proxy in ceph-10.2.2

hello cepher!    I have a problem like this :    I want to config a cache tiering to my ceph with writeback mode.In ceph-0.94,it runs ok. IO is First through hot-pool. then it flush to cold-pool.    But in ceph-10.2.2,it doesn't like tihs. IO wrties to  hot-pool and cold-pool at the same time. I

[ceph-users] is the "cleanup"label pull request (just removing something unneeded) will be merged to master？

is the "cleanup"label pull request (just removing something unneeded) will be  merged to master？___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

[ceph-users] what do pull request label "cleanup" mean?

what do pull request label "cleanup" mean? ___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

[ceph-users] how to view multiple image statistics with command “ceph daemon /var/run/ceph/rbd-$pid.asok perf dump”

Hi everyone,  I have a problem。I want to see statistics of more than one image, but show only one image Here are the steps: I create two images：[root@node173 ~]# rbd -p test lstest_10Gtest_20G I use iscsi-tgtd to mount out this two images，and iscsi-tgtd config file file like this: include /etc/t

[ceph-users] Official website of the developer mailing list address is wrong

Official website of the developer mailing list (ceph-devel) address is wrong, Who can give me a correct address to subscribe . thanks!___ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com