From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49187) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xr43G-0000sX-E8 for qemu-devel@nongnu.org; Wed, 19 Nov 2014 07:08:08 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xr437-00086q-I5 for qemu-devel@nongnu.org; Wed, 19 Nov 2014 07:08:02 -0500 Received: from srv.b72.com ([130.180.22.90]:20201) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xr437-00086J-7y for qemu-devel@nongnu.org; Wed, 19 Nov 2014 07:07:53 -0500 Date: Wed, 19 Nov 2014 12:07:47 +0000 From: "Prof. Dr. Michael Schefczyk" Message-ID: <2A6E6B95B6E5C146ACE8440760E58185BDC31CD0@EXCHANGESERVER.schefczyk.local> In-Reply-To: <546C84C1.5000901@redhat.com> References: <2A6E6B95B6E5C146ACE8440760E58185BDC31A5E@EXCHANGESERVER.schefczyk.local> <546C782E.9070803@redhat.com> <2A6E6B95B6E5C146ACE8440760E58185BDC31C30@EXCHANGESERVER.schefczyk.local> <546C8200.4070800@redhat.com> <2A6E6B95B6E5C146ACE8440760E58185BDC31C70@EXCHANGESERVER.schefczyk.local> <546C84C1.5000901@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-1; boundary="----=_Part_52_793620316.1416398869361" Subject: Re: [Qemu-devel] "File too large" error from "qemu-img snapshot" (was Re: AW: Bug Repoting Directions Request) List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini , qemu-devel ------=_Part_52_793620316.1416398869361 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Language: de-DE Yes! My level of knowledge is that one uses the qcow2 format in order to be= able to create live snapshots/backups. Otherwise one would tend to use the= more efficient raw format. Is this not correct and did I apply the backup = mechanism in the wrong way? -----Urspr=FCngliche Nachricht----- Von: Paolo Bonzini [mailto:pbonzini@redhat.com]=20 Gesendet: Mittwoch, 19. November 2014 12:54 An: Prof. Dr. Michael Schefczyk; qemu-devel Betreff: Re: AW: "File too large" error from "qemu-img snapshot" (was Re: A= W: Bug Repoting Directions Request) On 19/11/2014 12:48, Prof. Dr. Michael Schefczyk wrote: >=20 > Thank you very much. To execute the backup, I run a script. For the machi= ne in question, it looks as follows: >=20 > #!/bin/bash > dt=3D`date +%y%m%d` > qemu-img snapshot -c gatewayb72 /kvm02/gatewayb72.img qemu-img convert =20 > -f qcow2 -O qcow2 /kvm02/gatewayb72.img /backup/gatewayb72$dt.img=20 > qemu-img snapshot -d gatewayb72 /kvm02/gatewayb72.img /bin/find=20 > /backup/* -mtime +100 -exec rm {} \; Is it done while the VM is running? 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