Since NFS alone doesn't offer HA. What do you recommend for HA NFS? On Thu, Oct 28, 2021 at 7:37 AM Hean Seng <heans...@gmail.com> wrote:
> I have similar consideration when start exploring Cloudstack , but in > reality Clustered Filesystem is not easy to maintain. You seems have > choice of OCFS or GFS2 , gfs2 is hard to maintain and in redhat , ocfs > recently only maintained in oracle linux. I believe you do not want to > choose solution that is very propriety . Thus just SAN or ISCSI o is not > really a direct solution here , except you want to encapsulate it in NFS > and facing Cloudstack Storage. > > It work good on CEPH and NFS , but performance wise, NFS is better . And > all documentation and features you saw in Cloudstack , it work perfectly > on NFS. > > If you choose CEPH, may be you have to compensate with some performance > degradation, > > > > On Thu, Oct 28, 2021 at 12:44 AM Leandro Mendes <theflock...@gmail.com> > wrote: > > > I've been using Ceph in prod for volumes for some time. Note that > although > > I had several cloudstack installations, this one runs on top of Cinder, > > but it basic translates as libvirt and rados. > > > > It is totally stable and performance IMHO is enough for virtualized > > services. > > > > IO might suffer some penalization due the data replication inside Ceph. > > Elasticsearch for instance, the degradation would be a bit worse as there > > is replication also in the application size, but IMHO, unless you need > > extreme low latency it would be ok. > > > > > > Best, > > > > Leandro. > > > > On Thu, Oct 21, 2021, 11:20 AM Brussk, Michael < > michael.bru...@nttdata.com > > > > > wrote: > > > > > Hello community, > > > > > > today I need your experience and knowhow about clustered/shared > > > filesystems based on SAN storage to be used with KVM. > > > We need to consider about a clustered/shared filesystem based on SAN > > > storage (no NFS or iSCSI), but do not have any knowhow or experience > with > > > this. > > > Those I would like to ask if there any productive used environments out > > > there based on SAN storage on KVM? > > > If so, which clustered/shared filesystem you are using and how is your > > > experience with that (stability, reliability, maintainability, > > performance, > > > useability,...)? > > > Furthermore, if you had already to consider in the past between SAN > > > storage or CEPH, I would also like to participate on your > considerations > > > and results :) > > > > > > Regards, > > > Michael > > > > > > > > -- > Regards, > Hean Seng > -- *Regards,* *Pratik Chandrakar*
