> On 13 Mar 2020, at 18:55, Alan G <alan+ov...@griff.me.uk> wrote: > > I've observed that oVirt considers cache/buffer memory as "used”.
Where do you see that? > So a host can report, for example, 10% memory utilisation when hosting 0 VMs. > A reboot of the host will of course free all that memory and the host will > again report something close to 0%. > > This caused me a shock a few weeks ago when I thought my cluster was running > out of memory. > > Given that the kernel will give back the buffer memory as required, is it not > perhaps a bit misleading to count it as "used"? it is not counted as used, https://github.com/oVirt/vdsm/blob/95d734bace00b87a17d333ac1871a489b1812160/lib/vdsm/host/api.py#L131 > > > ---- On Fri, 13 Mar 2020 17:47:34 +0000 Michal Skrivanek > <michal.skriva...@redhat.com> wrote ---- > > > On 10 Mar 2020, at 15:46, Noua TOUKOUROU <noua.toukou...@uni.lu > > <mailto:noua.toukou...@uni.lu>> wrote: > > > > > > Hi, > > > > My ovirt engine is showing wrong host's memory usage. Even when this one > > has no VM. > > How to fix it ? > > What’s wrong with it? > > > > > Thanks > > _______________________________________________ > > Users mailing list -- users@ovirt.org <mailto:users@ovirt.org> > > To unsubscribe send an email to users-le...@ovirt.org > > <mailto:users-le...@ovirt.org> > > Privacy Statement: https://www.ovirt.org/privacy-policy.html > > <https://www.ovirt.org/privacy-policy.html> > > oVirt Code of Conduct: > > https://www.ovirt.org/community/about/community-guidelines/ > > <https://www.ovirt.org/community/about/community-guidelines/> > > List Archives: > > https://lists.ovirt.org/archives/list/users@ovirt.org/message/XBHQUIDKZDNIKPNWGWIL67EVJA2QYXKG/ > > > > <https://lists.ovirt.org/archives/list/users@ovirt.org/message/XBHQUIDKZDNIKPNWGWIL67EVJA2QYXKG/> > > > _______________________________________________ > Users mailing list -- users@ovirt.org <mailto:users@ovirt.org> > To unsubscribe send an email to users-le...@ovirt.org > <mailto:users-le...@ovirt.org> > Privacy Statement: https://www.ovirt.org/privacy-policy.html > <https://www.ovirt.org/privacy-policy.html> > oVirt Code of Conduct: > https://www.ovirt.org/community/about/community-guidelines/ > <https://www.ovirt.org/community/about/community-guidelines/> > List Archives: > https://lists.ovirt.org/archives/list/users@ovirt.org/message/FNYIXMSBRHV2A3U55UG2P2WAQ5P5CFXO/ > > <https://lists.ovirt.org/archives/list/users@ovirt.org/message/FNYIXMSBRHV2A3U55UG2P2WAQ5P5CFXO/> > >
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