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Make MON filter OSDs by block layout to prevent "refusing to start PGs of this pool" errors on misconfiguration

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Vitaliy Filippov
2023-09-16 17:52:17 +03:00
parent 27d0d5b06a
commit ff479a102d
4 changed files with 58 additions and 22 deletions
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docs/config/pool.en.md
+10 -11
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@@ -205,9 +205,8 @@ This parameter usually doesn't require to be changed.
- Default: 131072
Block size for this pool. The value from /vitastor/config/global is used when
unspecified. If your cluster has OSDs with different block sizes then pool must
be restricted by [osd_tags](#osd_tags) to only include OSDs with matching block
size.
unspecified. Only OSDs with matching block_size are used for each pool. If you
want to further restrict OSDs for the pool, use [osd_tags](#osd_tags).
Read more about this parameter in [Cluster-Wide Disk Layout Parameters](layout-cluster.en.md#block_size).
@@ -216,10 +215,9 @@ Read more about this parameter in [Cluster-Wide Disk Layout Parameters](layout-c
- Type: integer
- Default: 4096
"Sector" size of virtual disks in this pool. The value from
/vitastor/config/global is used when unspecified. Similar to block_size, the
pool must be restricted by [osd_tags](#osd_tags) to only include OSDs with
matching bitmap_granularity.
"Sector" size of virtual disks in this pool. The value from /vitastor/config/global
is used when unspecified. Similarly to block_size, only OSDs with matching
bitmap_granularity are used for each pool.
Read more about this parameter in [Cluster-Wide Disk Layout Parameters](layout-cluster.en.md#bitmap_granularity).
@@ -229,10 +227,11 @@ Read more about this parameter in [Cluster-Wide Disk Layout Parameters](layout-c
- Default: none
Immediate commit setting for this pool. The value from /vitastor/config/global
is used when unspecified. Similar to block_size, the pool must be restricted by
[osd_tags](#osd_tags) to only include OSDs with compatible immediate_commit.
Compatible means that a pool with non-immediate commit will work with OSDs with
immediate commit enabled, but not vice versa.
is used when unspecified. Similarly to block_size, only OSDs with compatible
bitmap_granularity are used for each pool. "Compatible" means that a pool with
non-immediate commit will use OSDs with immediate commit enabled, but not vice
versa. I.e., pools with "none" use all OSDs, pools with "small" only use OSDs
with "all" or "small", and pools with "all" only use OSDs with "all".
Read more about this parameter in [Cluster-Wide Disk Layout Parameters](layout-cluster.en.md#immediate_commit).