Hi Olivier, You need to update the VM Template, not the IMAGE. You can find the CACHE attribute in the Storage (DISK) section under advance.
Cheers Ruben On Wed, Mar 26, 2014 at 12:40 PM, Olivier Sallou <olivier.sal...@irisa.fr>wrote: > Hi, > I have opennebula 4.2 over KVM and was trying to use the CACHE attribute > to set it to 'writeback' (according to > > http://archives.opennebula.org/documentation:archives:rel4.2:template#i_o_devices_section > ). > I indeed face very slow disk I/O though using ext3 filesystem and virtio. > > I have tagged my image with a tag CACHE, but I do not see it in > generated template. I have the DEV_PREFIX (used for virtio), but no CACHE. > > Any idea of what is going wrong ? There is no eror in the logs > > Thanks > > Olivier > > -- > Olivier Sallou > IRISA / University of Rennes 1 > Campus de Beaulieu, 35000 RENNES - FRANCE > Tel: 02.99.84.71.95 > > gpg key id: 4096R/326D8438 (keyring.debian.org) > Key fingerprint = 5FB4 6F83 D3B9 5204 6335 D26D 78DC 68DB 326D 8438 > > _______________________________________________ > Users mailing list > Users@lists.opennebula.org > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org > -- -- Ruben S. Montero, PhD Project co-Lead and Chief Architect OpenNebula - Flexible Enterprise Cloud Made Simple www.OpenNebula.org | rsmont...@opennebula.org | @OpenNebula
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