Version 5.8.1964 I need to change ip on heartbeat channel. I`ve found in Q&A: Q. How can I change Heartbeat or Synchronization Channel IPs? A. Change of the IP addresses used for internal HA communication can be performed through the replication manager. Follow the steps below to modify or add a...

Can i be sure, that during upgrade from version 5.8.1964 (at first one storage, then second, so as not to interrupt the operation of servers) all data in my HA storage will no be lost?

If Round Robin iscsi multipathing (the fist path to storage on the same host and the second on the other host) used then access to discs is very slow. If we use Fixed path from the host to storage on the same host access is much faster.

StarWind 5.8.1964 ESX 5 upd 1, ha cluster. Two servers DL380g6, 6 HDD 300 Gb, RAID 5, controller with battery. Starwind installed in Win 2008 R2, 2 GB RAM, 2 CPU Starwind HA storage 1300 Gb And we have very low speed in virtual machines! For example, 10 MB/sec for network read from virtual machine, ...