From: Fiona Ebner <f.ebner@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH docs 2/4] qm: hard disk controllers: recommend VirtIO controllers
Date: Fri, 17 Feb 2023 17:08:34 +0100 [thread overview]
Message-ID: <20230217160836.142368-3-f.ebner@proxmox.com> (raw)
In-Reply-To: <20230217160836.142368-1-f.ebner@proxmox.com>
Quoting from [0]:
> In general, I advise against using AHCI in production as better
> performance (and dev support) can be achieved through virtio.
[0]: https://lists.nongnu.org/archive/html/qemu-devel/2023-02/msg03915.html
Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
---
qm.adoc | 3 +++
1 file changed, 3 insertions(+)
diff --git a/qm.adoc b/qm.adoc
index 629e913..6fc6f5e 100644
--- a/qm.adoc
+++ b/qm.adoc
@@ -155,6 +155,9 @@ Bus/Controller
^^^^^^^^^^^^^^
QEMU can emulate a number of storage controllers:
+TIP: It is highly recommended to use the *VirtIO SCSI* or *VirtIO Block*
+controller for performance reasons and because they are better maintained.
+
* the *IDE* controller, has a design which goes back to the 1984 PC/AT disk
controller. Even if this controller has been superseded by recent designs,
each and every OS you can think of has support for it, making it a great choice
--
2.30.2
next prev parent reply other threads:[~2023-02-17 16:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-17 16:08 [pve-devel] [PATCH docs 0/4] qm: more visible recommendations for virtio devices/controllers Fiona Ebner
2023-02-17 16:08 ` [pve-devel] [PATCH docs 1/4] qm: hard disk controllers: reword and update section Fiona Ebner
2023-02-17 16:08 ` Fiona Ebner [this message]
2023-02-17 16:08 ` [pve-devel] [PATCH docs 3/4] qm: emulated devices: mention that virtio devices are better maintained Fiona Ebner
2023-02-17 16:08 ` [pve-devel] [PATCH docs 4/4] qm: emulated devices: make recommendation for virtio devices more visible Fiona Ebner
2023-02-24 15:41 ` [pve-devel] applied-series: [PATCH docs 0/4] qm: more visible recommendations for virtio devices/controllers Thomas Lamprecht
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230217160836.142368-3-f.ebner@proxmox.com \
--to=f.ebner@proxmox.com \
--cc=pve-devel@lists.proxmox.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.
Service provided by Proxmox Server Solutions GmbH | Privacy | Legal