Story : My main server had to be moved to a different datacenter. I’ve backed up my virtual machines using ghettoVCB to a NFS datastore. I’ve copied them to another server’s internal hard-drives from the NFS datastore.
Oct 04 2011
After upgrading to ESXi 5.0 from ESXi 4.1 Update 1 because I could not install it on my LSI 1064E hardware RAID, my IBM x3250 4364 server showed poor I/O performance when downloading stuff. In the logs the message was : Device xxyyzz performance has deteriorated. I/O latency increased from average value of 80631 microseconds …