To add some extra information regarding this matter; it is not just a matter of ACS supporting other technologies such as Gluster; hypervisors need to support the storage type in order to enable ACS to expose its configuration to users.
On Fri, Nov 17, 2017 at 12:26 PM, Rubens Malheiro <[email protected] > wrote: > I believe the best solution for replication is GlusterFS, I have a working > although I can never make cloudstack operate natively I use glusterfs and > nfs-ganesha > I'm sorry, my english > > On Fri, Nov 17, 2017 at 7:48 AM, William Alianto <[email protected]> > wrote: > > > Hi, > > > > Sorry for the late reply. So I summarized that NFS with DRDB is enough > for > > POC purpose but not recommended for large scale production, where ceph > > would be more suitable. > > > > Thanks for the insight for this problem. > > > > -- > > Regards, > > > > William > > > > > > On 09-Nov-17 19:28:49, Ivan Kudryavtsev <[email protected]> > wrote: > > Hi. I wouldn't recommend go with HA NFS, because you have to use it in > sync > > mode which leads to poor performance. > > > > I suggest using ceph with ssd (or even optane for log devices), because > > it's the thing which is supposed to be clustered and kvm "knows" how to > use > > it properly and handle node outages via librados. > > > > But, still, nfs sync over drbd and keepalived should work, but not a > > scalable solution, of course. > > > > 9 нояб. 2017 г. 19:10 пользователь "Makrand" > > написал: > > > > > Hi William, > > > > > > The HA capabilities for storage are offered by OS/Vendor you're using > for > > > storage. Different projects use a different solution for storage HA. > (HA > > > mostly a paid/premium affair). e.g. for one of the zone, we are using > > LUNs > > > coming from Hitachi storage array. Hitachi array is the > enterprise-class > > > thing which has HA built in. > > > > > > If you're just starting and want to test things. I would recommend > using > > > something like FreeNAS. This software-defined storage that caters ZFS. > > ZFS > > > offers a software RAID and has lots of features. Plus you can get both > > > NFS/iSCSI. > > > > > > If you're having time in hand, try DRBD (DRBD just replicates the > blocks > > > from disk to disk over the network). You create highly available NFS > (ACS > > > supports both primary and sec on NFS. Just make sure you have > sufficient > > > network bandwidth between hypervisor hosts and storage system) cluster > > > using DRBD on Linux. This would be a bit time consuming to set up. > > > > > > > > > > > > > > > -- > > > Makrand > > > > > > > > > On Thu, Nov 9, 2017 at 9:41 AM, William Alianto wrote: > > > > > > > Hi, > > > > > > > > I'm currently still learning about ACS deployment. I have seen about > > the > > > > solution for HA management server and hypervisor, but I still don't > > know > > > > how to create HA storage cluster for Primary and Secondary storage. I > > > would > > > > think of making HA NFS storage using HA proxy or maybe using > something > > > like > > > > Ceph Cluster. Would there be any better option for the HA storage > > > solution? > > > > > > > > -- > > > > Regards, > > > > > > > > William > > > > > > -- Rafael Weingärtner
