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Update the default PG number to 128

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Signed-off-by: Alwin Antreich <a.antreich@proxmox.com>
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Alwin Antreich 2018-11-28 10:26:40 +01:00 committed by Thomas Lamprecht
parent 168665d4d4
commit 5a54ef446d
1 changed files with 2 additions and 2 deletions
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pveceph.adoc
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@ -285,10 +285,10 @@ A pool is a logical group for storing objects. It holds **P**lacement
**G**roups (PG), a collection of objects. **G**roups (PG), a collection of objects.
When no options are given, we set a When no options are given, we set a
default of **64 PGs**, a **size of 3 replicas** and a **min_size of 2 replicas** default of **128 PGs**, a **size of 3 replicas** and a **min_size of 2 replicas**
for serving objects in a degraded state. for serving objects in a degraded state.
NOTE: The default number of PGs works for 2-6 disks. Ceph throws a NOTE: The default number of PGs works for 2-5 disks. Ceph throws a
"HEALTH_WARNING" if you have too few or too many PGs in your cluster. "HEALTH_WARNING" if you have too few or too many PGs in your cluster.
It is advised to calculate the PG number depending on your setup, you can find It is advised to calculate the PG number depending on your setup, you can find