[ceph-users] Blocked ops after change from filestore on HDD to bluestore on SDD

ceph at elchaka.de ceph at elchaka.de
Thu Mar 28 12:03:51 PDT 2019


Hi Uwe,

Am 28. Februar 2019 11:02:09 MEZ schrieb Uwe Sauter <uwe.sauter.de at gmail.com>:
>Am 28.02.19 um 10:42 schrieb Matthew H:
>> Have you made any changes to your ceph.conf? If so, would you mind
>copying them into this thread?
>
>No, I just deleted an OSD, replaced HDD with SDD and created a new OSD
>(with bluestore). Once the cluster was healty again, I
>repeated with the next OSD.
>
>
>[global]
>  auth client required = cephx
>  auth cluster required = cephx
>  auth service required = cephx
>  cluster network = 169.254.42.0/24
>  fsid = 753c9bbd-74bd-4fea-8c1e-88da775c5ad4
>  keyring = /etc/pve/priv/$cluster.$name.keyring
>  public network = 169.254.42.0/24
>
>[mon]
>  mon allow pool delete = true
>  mon data avail crit = 5
>  mon data avail warn = 15
>
>[osd]
>  keyring = /var/lib/ceph/osd/ceph-$id/keyring
>  osd journal size = 5120
>  osd pool default min size = 2
>  osd pool default size = 3
>  osd max backfills = 6
>  osd recovery max active = 12

I guess should decrease  this last two  parameters to 1. This should help to avoid to much pressure on your drives...

Hth
- Mehmet 

>
>[mon.px-golf-cluster]
>  host = px-golf-cluster
>  mon addr = 169.254.42.54:6789
>
>[mon.px-hotel-cluster]
>  host = px-hotel-cluster
>  mon addr = 169.254.42.55:6789
>
>[mon.px-india-cluster]
>  host = px-india-cluster
>  mon addr = 169.254.42.56:6789
>
>
>
>
>> 
>>
>----------------------------------------------------------------------------------------------------------------------------------
>> *From:* ceph-users <ceph-users-bounces at lists.ceph.com> on behalf of
>Vitaliy Filippov <vitalif at yourcmc.ru>
>> *Sent:* Wednesday, February 27, 2019 4:21 PM
>> *To:* Ceph Users
>> *Subject:* Re: [ceph-users] Blocked ops after change from filestore
>on HDD to bluestore on SDD
>>  
>> I think this should not lead to blocked ops in any case, even if the 
>> performance is low...
>> 
>> -- 
>> With best regards,
>>    Vitaliy Filippov
>> _______________________________________________
>> ceph-users mailing list
>> ceph-users at lists.ceph.com
>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>> 
>> _______________________________________________
>> ceph-users mailing list
>> ceph-users at lists.ceph.com
>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>> 
>
>_______________________________________________
>ceph-users mailing list
>ceph-users at lists.ceph.com
>http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com


More information about the ceph-users mailing list