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| author | Paul Bourke <paul.bourke@oracle.com> | 2018-04-24 14:07:25 +0100 |
|---|---|---|
| committer | Paul Bourke <paul.bourke@oracle.com> | 2018-04-25 17:24:24 +0100 |
| commit | 36f33f089bbda9bcc7e451b69413907cce8e3bb6 (patch) | |
| tree | f155f1c0b346065e9c516939ea820337cc263461 /doc | |
| parent | cc6960dd040f312e7fb1e500b5110d543d36b5d8 (diff) | |
| download | kolla-ansible-36f33f089bbda9bcc7e451b69413907cce8e3bb6.tar.gz kolla-ansible-36f33f089bbda9bcc7e451b69413907cce8e3bb6.zip | |
Reduce the default values for Ceph pgs
Required to keep Ceph working once we move to Luminous 12.2.1
Change-Id: I8d3e56f2053c939ea313c60cc04c0ff79dd27d25
Closes-Bug: 1763356
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/source/reference/ceph-guide.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/doc/source/reference/ceph-guide.rst b/doc/source/reference/ceph-guide.rst index 401a3c67d..864a3e13a 100644 --- a/doc/source/reference/ceph-guide.rst +++ b/doc/source/reference/ceph-guide.rst @@ -126,6 +126,18 @@ RadosGW is optional, enable it in ``/etc/kolla/globals.yml``: .. end +.. note:: + + Regarding number of placement groups (PGs) + + Kolla sets very conservative values for the number of PGs per pool + (`ceph_pool_pg_num` and `ceph_pool_pgp_num`). This is in order to ensure + the majority of users will be able to deploy Ceph out of the box. It is + *highly* recommended to consult the official Ceph documentation regarding + these values before running Ceph in any kind of production scenario. + +.. end + RGW requires a healthy cluster in order to be successfully deployed. On initial start up, RGW will create several pools. The first pool should be in an operational state to proceed with the second one, and so on. So, in the case of |