Re: [ceph-users] unbalanced OSDs

2015-04-23 Thread Stefan Priebe - Profihost AG
Am 22.04.2015 um 19:31 schrieb J David: > On Wed, Apr 22, 2015 at 7:12 AM, Stefan Priebe - Profihost AG > wrote: >> Also a reweight-by-utilization does nothing. > > As a fellow sufferer from this issue, mostly what I can offer you is > sympathy rather than actual help. However, this may be bene

Re: [ceph-users] unbalanced OSDs

2015-04-22 Thread Craig Lewis
ceph osd reweight-by-utilization needs another argument to do something. The recommended starting value is 120. Run it again with lower and lower values until you're happy. The value is a percentage, and I'm not sure what happens if you go below 100. If you get into trouble with this (too much

Re: [ceph-users] unbalanced OSDs

2015-04-22 Thread J David
On Wed, Apr 22, 2015 at 7:12 AM, Stefan Priebe - Profihost AG wrote: > Also a reweight-by-utilization does nothing. As a fellow sufferer from this issue, mostly what I can offer you is sympathy rather than actual help. However, this may be beneficial: By default, reweight-by-utilization only al

[ceph-users] unbalanced OSDs

2015-04-22 Thread Stefan Priebe - Profihost AG
Hello, i've heavily unbalanced OSDs. Some are at 61% usage and some at 86%. Which is 372G free space vs 136G free space. All are up and are weightet at 1. I'm running firefly with tunables to optimal and hashpspool 1. Also a reweight-by-utilization does nothing. # ceph osd reweight-by-utiliz