I would advice to use this Script from dan:
https://github.com/cernceph/ceph-scripts/blob/master/tools/ceph-gentle-reweight
I have Used it many Times and it works Great - also if you want to drain the OSDs.
Hth
Mehmet
Am 30. Mai 2019 22:59:05 MESZ schrieb Michel Raabe <rmichel@xxxxxxxxxxx>:
Hi Mike,
On 30.05.19 02:00, Mike Cave wrote:I’d like a s little friction for the cluster as possible as it is in
heavy use right now.
I’m running mimic (13.2.5) on CentOS.
Any suggestions on best practices for this?
You can limit the recovery for example
* max backfills
* recovery max active
* recovery sleep
It will slow down the rebalance but will not hurt the users too much.
Michel.
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