Hi Wahyu, I guess that the warnings related to FCoE are not that important. I forgot to mention, that the images of the virtual machines are on the physical server.
Thanks & Regards, Peter On 03/01/2012 01:02 AM, Wahyu Darmawan wrote: > Hi Peter, > > I saw from your log message that you've lost connection to the storage device > which you use in the server machine. My suggestion is please examine the > connection between server and storage. > CMIIW. > > Rgds, > Wahyu > > > Powered by Telkomsel BlackBerry® > > -----Original Message----- > From: Peter Hopfgartner<[email protected]> > Sender: [email protected] > Date: Wed, 29 Feb 2012 08:53:09 > To: Discussion about the virtualization on CentOS<[email protected]> > Reply-To: Discussion about the virtualization on CentOS > <[email protected]> > Subject: [CentOS-virt] Guests pausing suddenly > > We have a CentOS 6.2 server with KVM. That server hosts 2 virtual > machines, both with Centos 6.2, too. > > Regularly, one or both of the virtual machines pass to state "pause" > without apparent reason. > On resume, I do get have messages, like the following in /var/log/messages. > > Feb 28 21:50:45 achernar fcoemon: Failed to connect to lldpad > Feb 29 08:23:56 achernar kernel: sd 0:0:0:0: [sda] Unhandled error code > Feb 29 08:23:56 achernar kernel: sd 0:0:0:0: [sda] Result: > hostbyte=DID_OK driverbyte=DRIVER_TIMEOUT > Feb 29 08:23:56 achernar kernel: sd 0:0:0:0: [sda] CDB: Write(10): 2a 00 > 06 db 70 78 00 00 38 00 > Feb 29 08:23:56 achernar kernel: end_request: I/O error, dev sda, sector > 115044472 > Feb 29 08:23:56 achernar kernel: Buffer I/O error on device dm-0, > logical block 14252047 > Feb 29 08:23:56 achernar kernel: lost page write due to I/O error on dm-0 > Feb 29 08:23:56 achernar kernel: Buffer I/O error on device dm-0, > logical block 14252048 > Feb 29 08:23:56 achernar kernel: lost page write due to I/O error on dm-0 > Feb 29 08:23:56 achernar kernel: Buffer I/O error on device dm-0, > logical block 14252049 > Feb 29 08:23:56 achernar kernel: lost page write due to I/O error on dm-0 > Feb 29 08:23:56 achernar kernel: Buffer I/O error on device dm-0, > logical block 14252050 > Feb 29 08:23:56 achernar kernel: lost page write due to I/O error on dm-0 > Feb 29 08:23:56 achernar kernel: Buffer I/O error on device dm-0, > logical block 14252051 > Feb 29 08:23:56 achernar kernel: lost page write due to I/O error on dm-0 > Feb 29 08:23:56 achernar kernel: Buffer I/O error on device dm-0, > logical block 14252052 > Feb 29 08:23:56 achernar kernel: lost page write due to I/O error on dm-0 > Feb 29 08:23:56 achernar kernel: Buffer I/O error on device dm-0, > logical block 14252053 > Feb 29 08:23:56 achernar kernel: lost page write due to I/O error on dm-0 > Feb 29 08:23:57 achernar fcoemon: error 111 Connection refused > > > I could not find any sensible message on the pysical host, neither in > /var/log/messages nor in /var/log/libvirt. > > We do have an almost identical server, same hardware, same software > which does not have this problem. > > How could I proceed to better diagnose the cause of the troubles? > > Regards, > -- Peter Hopfgartner R3 GIS Srl - GmbH Via Johann Kravogl-Str. 2 I-39012 Meran/Merano (BZ) web : www.r3-gis.com mail : [email protected] phone: +39 0473 494949 fax : +39 0473 069902 ATTENZIONE! Le informazioni contenute nella presente e-mail e nei documenti eventualmente allegati sono confidenziali. La loro diffusione, distribuzione e/o riproduzione da parte di terzi, senza autorizzazione del mittente è vietata e può violare il D. Lgs. 196/2003. In caso di ricezione per errore, Vogliate immediatamente informare il mittente del messaggio e distruggere la e-mail. ACHTUNG! Die in dieser Nachricht oder in den beigelegten Dokumenten beinhalteten Informationen sind streng vertraulich. Ihre Verbreitung und/oder ihre Wiedergabe durch Dritte ist ohne Erlaubnis des Absenders verboten und verstößt gegen das Legislativdekret 196/2003. Sollten Sie diese Mitteilung irrtümlicherweise erhalten haben, bitten wir Sie uns umgehend zu informieren und anschließend die Mitteilung zu vernichten. WARNING! This e-mail may contain confidential and/or privileged information. If you are not the intended recipient (or have received this e-mail in error) please notify the sender immediately and destroy this e-mail. Any unauthorised copying, disclosure or distribution of the material in this e-mail is strictly forbidden and could be against the law (D. Lgs. 196/2003) _______________________________________________ CentOS-virt mailing list [email protected] http://lists.centos.org/mailman/listinfo/centos-virt
