From: Christian Ebner <c.ebner@proxmox.com>
To: pbs-devel@lists.proxmox.com
Subject: [pbs-devel] [PATCH proxmox-backup] docs: tuning: list default and maximum values for `gc-cache-capacity`
Date: Fri, 16 May 2025 09:44:46 +0200 [thread overview]
Message-ID: <20250516074446.20660-1-c.ebner@proxmox.com> (raw)
Explicitly mention that the value sets the available cache slots and
not only mention the value being set to 0 disables the cache, but
rather give also the default and maximum values.
Reported in the community forum:
https://forum.proxmox.com/threads/164869/post-771224
Signed-off-by: Christian Ebner <c.ebner@proxmox.com>
---
docs/storage.rst | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/docs/storage.rst b/docs/storage.rst
index 2e648b8dc..4a8d8255e 100644
--- a/docs/storage.rst
+++ b/docs/storage.rst
@@ -456,7 +456,9 @@ There are some tuning related options for the datastore that are more advanced:
the access time has already been updated during phase 1 of garbage collection.
This avoids multiple updates and increases GC runtime performance. Higher
values can reduce GC runtime at the cost of increase memory usage, setting the
- value to 0 disables caching.
+ value to 0 disables caching. The given value sets the number of available
+ cache slots, 1048576 (= 1024 * 1024) being the default, 8388608 (= 8192 *
+ 1024) the maximum value.
If you want to set multiple tuning options simultaneously, you can separate them
with a comma, like this:
--
2.39.5
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next reply other threads:[~2025-05-16 7:45 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-16 7:44 Christian Ebner [this message]
2025-06-04 11:32 ` Fabian Grünbichler
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