Justify default vm.vfs_cache_pressure: 1 value or increase
Bug #1770171 reported by
Bryan Quigley
This bug affects 3 people
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Ceph OSD Charm |
Fix Released
|
Medium
|
Unassigned |
Bug Description
We've had multiple reports of ceph osds swapping out due to the use of slab likely caused by vm.vfs_
The default value of 1 was set in [1] but it wasn't justified at the time - I think it should be or likely increased by some amount.
[1] https:/
Changed in charm-ceph-osd: | |
status: | Incomplete → New |
Changed in charm-ceph-osd: | |
milestone: | none → 18.08 |
Changed in charm-ceph-osd: | |
status: | Fix Committed → Fix Released |
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Well I guess the rationale is now lost in history - if we want to change this, lets justify why here and then we can tweak the defaults with a helpful comment.