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when I run ls on /dev/disk/by-id I see same disk by two different number one with scsi and one with wwn which one should I use? ls -la /dev/disk/by-id/ |grep part2 |grep sde lrwxrwxrwx 1 root root 10 Aug 24 16:35 scsi-36c81f660e2ff3a002926a14604c4fc5d-part2 -> ../../sde2 lrwxrwxrwx 1 root...

I have five node cluster up and running in network X. We are moving datacenter and moving this hardware to new network segment Y. What is best way to redo this? I want to keep all installation and just change IP/netmask/gateway and have cluster back up and running. Then I am redo IPs for LXC...

Which one gives me better performance? I am using is privilege LXC for this LXC I am going to use full 1tb SSD that is available on host. host has two 1TB SSD and going to use two LXC one SSD per host. But OS will be located on separate disk.