VMware ESXi 5 cluster of 6 hosts. I am seeing a high number of the following:
Device naa.60060e80105ae030056eaff30000001f
performance has deteriorated. I/O latency
increased from average value of 28332
microseconds to 1173389 microseconds.
warning
I have been trying to pinpoint what is causing this problem and have not had any luck.