Ceph adding new nodes algorithm

Registered by Kostiantyn Danylov

Superseded by https://blueprints.launchpad.net/fuel/+spec/ceph-osd-backfill-recovery-limits

Add new nodes with default weight 0.0 and then slowly increase weight to avoid large load.
Other way is to set
  osd max backfills
  osd recovery max active
Options with some small values

Blueprint information

Status:
Not started
Approver:
None
Priority:
Undefined
Drafter:
Kostiantyn Danylov
Direction:
Needs approval
Assignee:
None
Definition:
New
Series goal:
None
Implementation:
Unknown
Milestone target:
None

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