Hi Swen, We also used drbd-reactor, but it failed twice in our testing. So we stopped it for further testing.
On Fri, Nov 3, 2023 at 3:45 PM <m...@swen.io> wrote: > Hi Pratik, > > How do you want to achieve HA for the controller? We are using > drbd-reactor and it worked everytime and never failed in our tests. > > Regards, > Swen > > -----Ursprüngliche Nachricht----- > Von: Pratik Chandrakar <chandrakarpra...@gmail.com> > Gesendet: Freitag, 3. November 2023 06:25 > An: users@cloudstack.apache.org > Betreff: Re: Comparing Hyperconverged + Converged Setup with Cloudstack + > Linbit > > Hi Swen, > After enabling HA for Linstor controller, it failed to start from the > secondary node twice and also failed to start after rebooting the existing > controller. > > On Thu, Oct 19, 2023 at 12:48 PM <m...@swen.io> wrote: > > > Hey Pratik, > > > > can you elaborate more on this stability problems? We are doing also a > > CS > > + Linstor PoC at the moment and we did a lot of stress testing it > > + without > > any problems on linstor side. I am curious if we did miss some tests. > > We are using a place count of 2 in a 3 node cluster. > > > > Regards, > > Swen > > > > -----Ursprüngliche Nachricht----- > > Von: Pratik Chandrakar <chandrakarpra...@gmail.com> > > Gesendet: Donnerstag, 19. Oktober 2023 07:15 > > An: users@cloudstack.apache.org > > Betreff: Re: Comparing Hyperconverged + Converged Setup with > > Cloudstack + Linbit > > > > Hi Bryan, > > > > We did a small PoC with Cloudstack + Linbit SDS(3 Time replica) in a > > hyperconverged setup. There was no issue with HA, the VMs successfully > > restarted from different nodes. However, we did face stability > > problems with Linbit HA, which prevented us from provisioning new > > storage or virtual machines. > > > > On Wed, Oct 18, 2023 at 3:42 PM Bryan Tiang <bryantian...@hotmail.com> > > wrote: > > > > > Hi Guys, > > > > > > We are doing some evaluation with Cloudstack + Linbit SDS. > > > > > > Has anyone had any experience using these with a Converged or > > > Hyperconverged setup? > > > > > > My understanding is that Converged is the best for HA Because: > > > > > > • If any storage node goes down, there is zero downtime. (3 Time > > > Replica) • If any compute node goes down, it will be restarted in > > > another node as part of HA feature. > > > > > > But what about Hyperconverged setup? Can we also set zero downtime > > > with storage and fast VM recovery? > > > > > > Regards, > > > Bryan > > > > > > > > > -- > > *Regards,* > > *Pratik Chandrakar* > > > > > > > > -- > *Regards,* > *Pratik Chandrakar* > > > -- *Regards,* *Pratik Chandrakar*
