Il giorno ven 25 set 2020 alle ore 15:32 Gianluca Cecchi < [email protected]> ha scritto:
> > > On Fri, Sep 25, 2020 at 1:57 PM Sandro Bonazzola <[email protected]> > wrote: > >> oVirt Node 4.4.2 is now generally available >> >> The oVirt project is pleased to announce the general availability of >> oVirt Node 4.4.2 , as of September 25th, 2020. >> >> This release completes the oVirt 4.4.2 release published on September 17th >> > > Thanks fir the news! > > How to prevent hosts entering emergency mode after upgrade from oVirt 4.4.1 >> >> >> Due to Bug 1837864 <https://bugzilla.redhat.com/show_bug.cgi?id=1837864> - >> Host enter emergency mode after upgrading to latest build >> >> If you have your root file system on a multipath device on your hosts you >> should be aware that after upgrading from 4.4.1 to 4.4.2 you may get your >> host entering emergency mode. >> >> In order to prevent this be sure to upgrade oVirt Engine first, then on >> your hosts: >> >> 1. >> >> Remove the current lvm filter while still on 4.4.1, or in emergency >> mode (if rebooted). >> 2. >> >> Reboot. >> 3. >> >> Upgrade to 4.4.2 (redeploy in case of already being on 4.4.2). >> 4. >> >> Run vdsm-tool config-lvm-filter to confirm there is a new filter in >> place. >> 5. >> >> Only if not using oVirt Node: >> - run "dracut --force --add multipathâ to rebuild initramfs with the >> correct filter configuration >> 6. >> >> Reboot. >> >> >> > What if I'm currently in 4.4.0 and want to upgrade to 4.4.2? Do I have to > follow the same steps as if I were in 4.4.1 or what? > I would like to avoid going through 4.4.1 if possible. > I don't think we had someone testing 4.4.0 to 4.4.2 but above procedure should work for the same case. The problematic filter in /etc/lvm/lvm.conf looks like: # grep '^filter = ' /etc/lvm/lvm.conf filter = ["a|^/dev/mapper/mpatha2$|", "r|.*|"] > > Thanks, > Gianluca > -- Sandro Bonazzola MANAGER, SOFTWARE ENGINEERING, EMEA R&D RHV Red Hat EMEA <https://www.redhat.com/> [email protected] <https://www.redhat.com/> *Red Hat respects your work life balance. Therefore there is no need to answer this email out of your office hours. <https://mojo.redhat.com/docs/DOC-1199578>*
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