Is there anything in logs on guest or host around that time?
On Fri, May 20, 2016 at 7:42 AM, Eneko Lacunza <[email protected]> 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 > [email protected] > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user _______________________________________________ pve-user mailing list [email protected] http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
