The primary storage needs to be put in maintenance before doing any upgrade/reboot as mentioned in the previous mails.
-Koushik On 03-Mar-2014, at 6:07 AM, Marcus <shadow...@gmail.com> wrote: > Also, please note that in the bug you referenced it doesn't have a > problem with the reboot being triggered, but with the fact that reboot > never completes due to hanging NFS mount (which is why the reboot > occurs, inaccessible primary storage). > > On Sun, Mar 2, 2014 at 5:26 PM, Marcus <shadow...@gmail.com> wrote: >> Or do you mean you have multiple primary storages and this one was not >> in use and put into maintenance? >> >> On Sun, Mar 2, 2014 at 5:25 PM, Marcus <shadow...@gmail.com> wrote: >>> I'm not sure I understand. How do you expect to reboot your primary >>> storage while vms are running? It sounds like the host is being >>> fenced since it cannot contact the resources it depends on. >>> >>> On Sun, Mar 2, 2014 at 3:24 PM, Nux! <n...@li.nux.ro> wrote: >>>> On 02.03.2014 21:17, Andrei Mikhailovsky wrote: >>>>> >>>>> Hello guys, >>>>> >>>>> >>>>> I've recently came across the bug CLOUDSTACK-5429 which has rebooted >>>>> all of my host servers without properly shutting down the guest vms. >>>>> I've simply upgraded and rebooted one of the nfs primary storage >>>>> servers and a few minutes later, to my horror, i've found out that all >>>>> of my host servers have been rebooted. Is it just me thinking so, or >>>>> is this bug should be fixed ASAP and should be a blocker for any new >>>>> ACS release. I mean not only does it cause downtime, but also possible >>>>> data loss and server corruption. >>>> >>>> >>>> Hi Andrei, >>>> >>>> Do you have HA enabled and did you put that primary storage in maintenance >>>> mode before rebooting it? >>>> It's my understanding that ACS relies on the shared storage to perform HA >>>> so >>>> if the storage goes it's expected to go berserk. I've noticed similar >>>> behaviour in Xenserver pools without ACS. >>>> I'd imagine a "cure" for this would be to use network distributed >>>> "filesystems" like GlusterFS or CEPH. >>>> >>>> Lucian >>>> >>>> -- >>>> Sent from the Delta quadrant using Borg technology! >>>> >>>> Nux! >>>> www.nux.ro