From: Thomas Lamprecht Date: Thu, 29 Nov 2018 11:43:33 +0000 (+0100) Subject: pveceph: add pg_num for easier search X-Git-Url: https://git.proxmox.com/?p=pve-docs.git;a=commitdiff_plain;h=90682f35982513fdecf9109cd15235fa982413fc pveceph: add pg_num for easier search Signed-off-by: Thomas Lamprecht --- diff --git a/pveceph.adoc b/pveceph.adoc index a888b4a..6015206 100644 --- a/pveceph.adoc +++ b/pveceph.adoc @@ -282,14 +282,14 @@ Creating Ceph Pools [thumbnail="screenshot/gui-ceph-pools.png"] A pool is a logical group for storing objects. It holds **P**lacement -**G**roups (PG), a collection of objects. +**G**roups (`PG`, `pg_num`), a collection of objects. -When no options are given, we set a -default of **128 PGs**, a **size of 3 replicas** and a **min_size of 2 replicas** -for serving objects in a degraded state. +When no options are given, we set a default of **128 PGs**, a **size of 3 +replicas** and a **min_size of 2 replicas** for serving objects in a degraded +state. 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 the formula and the PG calculator footnote:[PG calculator