I have one question, did anybody notice a problem with PVE9 and kernel 4.4 VMs? I need to find evidence,but it seems that there is some problem with qemu-guest-agent and 4.4 kernel and pve9 where this machines locks and just gets unresponsive.
Usually Elasticsearch doesnt recommend network drives,because of the latency. But why do you have 6 replicas for some elasticsearch clusters,isnt that too much?