From: Fabian Ebner <f.ebner@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH docs] storage: document preallocation as a common storage option
Date: Mon, 7 Feb 2022 09:06:47 +0100 [thread overview]
Message-ID: <20220207080647.25173-1-f.ebner@proxmox.com> (raw)
Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>
---
pvesm.adoc | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/pvesm.adoc b/pvesm.adoc
index 98c8c44..76992dd 100644
--- a/pvesm.adoc
+++ b/pvesm.adoc
@@ -239,6 +239,12 @@ format::
Default image format (`raw|qcow2|vmdk`)
+preallocation::
+
+Preallocation mode (`off|metadata|falloc|full`) for `raw` and `qcow2` images on
+file-based storages. The default is `metadata`, which is treated like `off` for
+`raw` images. When using network storages in combination with large `qcow2`
+images, using `off` can help to avoid timeouts.
WARNING: It is not advisable to use the same storage pool on different
{pve} clusters. Some storage operation need exclusive access to the
--
2.30.2
next reply other threads:[~2022-02-07 8:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-07 8:06 Fabian Ebner [this message]
2022-02-07 9:34 ` [pve-devel] applied: " Thomas Lamprecht
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