Re: [pve-devel] [PATCH qemu-server 01/13] blockdev: cmdline: add blockdev syntax support - DERUMIER, Alexandre via pve-devel

From: "DERUMIER, Alexandre via pve-devel" <pve-devel@lists.proxmox.com>
To: "pve-devel@lists.proxmox.com" <pve-devel@lists.proxmox.com>,
	"f.ebner@proxmox.com" <f.ebner@proxmox.com>,
	"f.gruenbichler@proxmox.com" <f.gruenbichler@proxmox.com>
Cc: "DERUMIER, Alexandre" <alexandre.derumier@groupe-cyllene.com>
Subject: Re: [pve-devel] [PATCH qemu-server 01/13] blockdev: cmdline: add blockdev syntax support
Date: Fri, 6 Jun 2025 09:54:05 +0000	[thread overview]
Message-ID: <mailman.282.1749203654.395.pve-devel@lists.proxmox.com> (raw)
In-Reply-To: <601629105.3366.1749198466950@webmail.proxmox.com>

[-- Attachment #1: Type: message/rfc822, Size: 13663 bytes --]

From: "DERUMIER, Alexandre" <alexandre.derumier@groupe-cyllene.com>
To: "pve-devel@lists.proxmox.com" <pve-devel@lists.proxmox.com>, "f.ebner@proxmox.com" <f.ebner@proxmox.com>, "f.gruenbichler@proxmox.com" <f.gruenbichler@proxmox.com>
Subject: Re: [pve-devel] [PATCH qemu-server 01/13] blockdev: cmdline: add blockdev syntax support
Date: Fri, 6 Jun 2025 09:54:05 +0000
Message-ID: <cec1b6bc4e24f3c7c3b8508b767999b00baf7773.camel@groupe-cyllene.com>

> 
> No manual editing needed, just use "qm set" twice with the same
> volume
> ;) Sure, those are most likely quite exotic use cases. If we want to,
> we
> could go ahead an prohibit this for PVE 9. There always is the -args
> escape hatch for people that really need it. Would also avoid cases
> where it's done accidentally, so I'm not opposed to this. We'd need
> to
> document it as a breaking change in the upgrade guide and add a check
> to
> the pve8to9 script.

>>it is very handy for testing multipath ;) 

Well, indeed, that can be an usecase.  (if you don't use qcow2,
snapshots, cache=writeback, ceph rbd with exclusive lock, .... ;)

>> we could add the "slot" to the input for deriving the node name?

I wait fiona the decision for the node-name :)

(for slot, one way could be to append deviceid  (ide0, virtio0,..) in
the encoded nodename)

[-- Attachment #2: Type: text/plain, Size: 160 bytes --]

_______________________________________________
pve-devel mailing list
pve-devel@lists.proxmox.com
https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel