From: Fam Zheng <famz@redhat.com>
To: Peter Lieven <pl@kamp.de>
Cc: Kevin Wolf <kwolf@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
qemu-block@nongnu.org, qemu-devel@nongnu.org,
Ronnie Sahlberg <ronniesahlberg@gmail.com>
Subject: Re: [Qemu-devel] [PATCH 0/2] Fix werror=enospc for qcow2 on iscsi
Date: Thu, 22 Oct 2015 18:06:42 +0800 [thread overview]
Message-ID: <20151022100642.GB3850@ad.usersys.redhat.com> (raw)
In-Reply-To: <56289F1C.2040605@kamp.de>
On Thu, 10/22 10:32, Peter Lieven wrote:
> Am 22.10.2015 um 10:17 schrieb Fam Zheng:
> >When qcow2 is created on iscsi target with a virtual size greater than physical
> >capacity of the LUN, over time it's possible that guest fills too much data and
> >at that point, new clusters in qcow2 will be allocated beyond the end of disk.
>
> Why would you want to put a QCOW2 on a fixed size block device?
>
It can have a backing file.
Fam
next prev parent reply other threads:[~2015-10-22 10:07 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-22 8:17 [Qemu-devel] [PATCH 0/2] Fix werror=enospc for qcow2 on iscsi Fam Zheng
2015-10-22 8:17 ` [Qemu-devel] [PATCH 1/2] iscsi: Translate scsi sense into error code Fam Zheng
2015-10-22 8:31 ` Peter Lieven
2015-10-22 8:45 ` Paolo Bonzini
2015-10-22 9:11 ` Peter Lieven
2015-10-22 9:51 ` Fam Zheng
2015-10-22 9:56 ` Paolo Bonzini
2015-10-22 9:11 ` Kevin Wolf
2015-10-22 8:17 ` [Qemu-devel] [PATCH 2/2] qcow2: Translate -ERANGE to -ENOSPC Fam Zheng
2015-10-22 8:32 ` [Qemu-devel] [PATCH 0/2] Fix werror=enospc for qcow2 on iscsi Peter Lieven
2015-10-22 10:06 ` Fam Zheng [this message]
2015-10-22 8:45 ` Paolo Bonzini
2015-10-22 9:03 ` Kevin Wolf
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