Eneko probably onto something - any power management enabled?
On Fri, May 20, 2016 at 7:52 AM, Christopher Meyering <christopher.meyer...@dia-software.de> wrote: > Hi, > > the servers are "brand new" (oldest bought about 4 months ago). > The following bios is used: > Vendor: Intel Corporation > Version: SE5C610.86B.01.01.0009.060120151350 > Release Date: 06/01/2015 > > the logs on the guest don't say anything (bad luck: they lay on the > partition which went ro), and in host syslog / kern.log isn't anything > strange either. > > I forget a thing: > The guests drive live in an zfs store on the raid systems. > Maybe it's important to know this. > > I'm thinking of switching to ubuntu virtual kernel, but i'm not quite sure > if it will help or break even more stuff. > > greetings, > chris > > > Am 20.05.2016 um 08:42 schrieb Brian ::: >> >> Is there anything in logs on guest or host around that time? >> >> On Fri, May 20, 2016 at 7:42 AM, Eneko Lacunza <elacu...@binovo.es> wrote: >>> >>> Hi, >>> >>> El 20/05/16 a las 08:19, Christopher Meyering escribió: >>>> >>>> Hi folks, >>>> >>>> Maybe someone of you has some idea how to get rid of my strange >>>> "ro-filesytem" problem. >>>> >>>> First of all some basics: >>>> Proxmox runs on a potent host, powering the kvm-guests with 2 raids. (1 >>>> ssd raid & 2 sas raid) >>>> In our pve cluster we currently run 4 identical hosts with overall 50 >>>> kvm >>>> guests on it. >>>> >>>> Every guest runs ubuntu server 14.04 with webservers, mysql & solr >>>> services. >>>> >>>> Since 3 weeks ago some guests started to fall into ro-state root >>>> filesystems at night without any noticeable reason. >>>> The stress on the hosts and guests is quite normal at these times and >>>> the >>>> problems occure on different times between 01:00 and 06:30 in the >>>> morning. >>>> Occurently i can see some serious cpu soft locks with over 40s stuck >>>> time. >>> >>> >>> This is on the PVE hosts? What brand/model are the servers, BIOS >>> version/date? (dmidecode) >>> >>> If BIOS is old (pre-2010 I think), there can be power management >>> problems. >>> You can also check power management in BIOS/UEFI and limit power saving >>> to >>> see if that helps. >>> >>> Cheers >>> Eneko >>> >>> -- >>> Zuzendari Teknikoa / Director Técnico >>> Binovo IT Human Project, S.L. >>> Telf. 943493611 >>> 943324914 >>> Astigarraga bidea 2, planta 6 dcha., ofi. 3-2; 20180 Oiartzun (Gipuzkoa) >>> www.binovo.es >>> >>> >>> _______________________________________________ >>> pve-user mailing list >>> pve-user@pve.proxmox.com >>> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user >> >> _______________________________________________ >> pve-user mailing list >> pve-user@pve.proxmox.com >> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > -- > > Mit freundlichem Gruß > Christopher Meyering > Technical Consultant > > DIA Connecting Software > ------------------------------------------------------------------------ > > DIA Connecting Software GmbH & Co. KG · Menkestraße 23 · 26419 Schortens > Fon 04461 / 899 89 39 · Fax 04461 / 899 89 41 > www.dia-software.de <http://www.dia-software.de> · > christopher.meyer...@dia-software.de > <mailto:christopher.meyer...@dia-software.de> > > Persönlich haftende Gesellschafterin: DIA Connecting Software Beteiligungs > GmbH > Handelsregister Wilhelmshaven HR B 131 604 > Geschäftsführer: Dipl.-Ing. Ansgar Gallas, Marco Walther > Registergericht: Amtsgericht Oldenburg > Handelsregister Wilhelmshaven: HR A 13 08 89 > Umsatzsteuer-Identifikationsnummer: DE813971952 > > Die Information in dieser Email ist vertraulich und ist ausschließlich für > den Adressaten bestimmt. Jeglicher Zugriff auf diese Email durch andere > Personen als den Adressaten ist untersagt. > Sollten Sie nicht der für diese Email bestimmte Adressat sein, ist Ihnen > jede Veröffentlichung, Vervielfältigung oder Weitergabe wie auch das > Ergreifen oder Unterlassen von Maßnahmen im Vertrauen > auf erlangte Information untersagt. In dieser Email enthaltene Meinungen > oder Empfehlungen unterliegen den Bedingungen des jeweiligen > Kundenverhältnisses mit dem Adressaten. > > _______________________________________________ > pve-user mailing list > pve-user@pve.proxmox.com > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user _______________________________________________ pve-user mailing list pve-user@pve.proxmox.com http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user