On 05/12 15:49, Anton Marchukov wrote: > Hello All. > > The fixed hook is only in 3.6. The hook version in 3.5 does not work. > Although we can install the hook from 3.6 into 3.5 as it should be > compatible and this is how it was done on the test slave.
I was talking about using the hooks before installing the ssds, but if that can be done reliably also before the upgrade it's also a solution that will help scratch our current itches sooner. > > Also just to remind some drawbacks of that solution as it was: > > 1. It was not puppetized (not a drawback, just a reminder). > 2. It will break vm migration. Means we will have to manually move the vms > when we do host maintenance or need to automate this as fabric task. ^ well, the machines being slaves I think there's no problem having to stop them to migrate them, we have already experience with both fabric and jenkins so I guess it should not be hard to automate with those tools ;) > > Anton. > > On Thu, May 12, 2016 at 3:36 PM, David Caro <dc...@redhat.com> wrote: > > > On 05/11 18:44, Eyal Edri wrote: > > > On Wed, May 11, 2016 at 6:27 PM, David Caro <dc...@redhat.com> wrote: > > > > > > > On 05/11 18:21, Eyal Edri wrote: > > > > > On Wed, May 11, 2016 at 5:36 PM, Nadav Goldin <ngol...@redhat.com> > > > > wrote: > > > > > > > > > > > Hi, > > > > > > ovirt-srv11 host is in an empty cluster called > > 'Production_CentOS', its > > > > > > quite a strong machine with 251GB of ram, currently it has no VMs > > and > > > > as > > > > > > far as I can tell isn't used at all. > > > > > > I want to move it to the 'Jenkins_CentOS' cluster in order to add > > more > > > > VMs > > > > > > and later upgrade the older clusters to el7(if we have enough > > slaves > > > > in the > > > > > > Jenkins_CentOS cluster, we could just take the VMs down in the > > Jenkins > > > > > > cluster and upgrade). this is unrelated to the new hosts > > > > ovirt-srv17-26. > > > > > > > > > > > > > > > > > There is no reason to keep such a strong server there when we can > > use it > > > > > for many more slaves on Jenkins. > > > > > If we need that extra server in Production DC (for hosted engine > > > > redundancy > > > > > and to allow maintenance) then lets take the lower end new servers > > from > > > > > 17-26 and replace it with the strong one. > > > > > We need to utilize our servers, I don't think we're at 50% > > utilization > > > > > even, looking at the memory consumption last time i checked when all > > > > slaves > > > > > were working. > > > > > > > > As we already discussed, I strongly recommend implementing the local > > disk > > > > vms, > > > > and keep an eye to the nfs load and net counters > > > > > > > > > > I agree, and this is the plan, though before that we need: > > > > > > > > > 1. backup & upgrade the HE instance to 3.5 (local hook is a 3.6, i > > > prefer using it with engine 3.6) > > > 2. reinstall all servers from 01-10 to use the SSD > > > > ^ Do we need that? can't we start using the local disk hook on the new > > servers? > > > > > > > > > Once we do that we can start moving all VMs to use the local disk hook. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > I'm not sure why it was put there, so posting here if anyone > > objects or > > > > > > I'm missing something > > > > > > > > > > > > > > > > > > Thanks > > > > > > > > > > > > Nadav. > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > > Infra mailing list > > > > > > Infra@ovirt.org > > > > > > http://lists.ovirt.org/mailman/listinfo/infra > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > Eyal Edri > > > > > Associate Manager > > > > > RHEV DevOps > > > > > EMEA ENG Virtualization R&D > > > > > Red Hat Israel > > > > > > > > > > phone: +972-9-7692018 > > > > > irc: eedri (on #tlv #rhev-dev #rhev-integ) > > > > > > > > > _______________________________________________ > > > > > Infra mailing list > > > > > Infra@ovirt.org > > > > > http://lists.ovirt.org/mailman/listinfo/infra > > > > > > > > > > > > -- > > > > David Caro > > > > > > > > Red Hat S.L. > > > > Continuous Integration Engineer - EMEA ENG Virtualization R&D > > > > > > > > Tel.: +420 532 294 605 > > > > Email: dc...@redhat.com > > > > IRC: dcaro|dcaroest@{freenode|oftc|redhat} > > > > Web: www.redhat.com > > > > RHT Global #: 82-62605 > > > > > > > > > > > > > > > > -- > > > Eyal Edri > > > Associate Manager > > > RHEV DevOps > > > EMEA ENG Virtualization R&D > > > Red Hat Israel > > > > > > phone: +972-9-7692018 > > > irc: eedri (on #tlv #rhev-dev #rhev-integ) > > > > -- > > David Caro > > > > Red Hat S.L. > > Continuous Integration Engineer - EMEA ENG Virtualization R&D > > > > Tel.: +420 532 294 605 > > Email: dc...@redhat.com > > IRC: dcaro|dcaroest@{freenode|oftc|redhat} > > Web: www.redhat.com > > RHT Global #: 82-62605 > > > > _______________________________________________ > > Infra mailing list > > Infra@ovirt.org > > http://lists.ovirt.org/mailman/listinfo/infra > > > > > > > -- > Anton Marchukov > Senior Software Engineer - RHEV CI - Red Hat > _______________________________________________ > Infra mailing list > Infra@ovirt.org > http://lists.ovirt.org/mailman/listinfo/infra -- David Caro Red Hat S.L. Continuous Integration Engineer - EMEA ENG Virtualization R&D Tel.: +420 532 294 605 Email: dc...@redhat.com IRC: dcaro|dcaroest@{freenode|oftc|redhat} Web: www.redhat.com RHT Global #: 82-62605
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