I have dedicated server with esxi6.
I uploaded many iso from vsphere window client and i have 5 vms on it with 2 X1 TB HD SATA.
The upload was quick but just now it is taking forever to upload.
These are the results from esx logs . i am sure what are good results so i am posting here
One warning is this
Device t10.ATA_____TOSHIBA_DT01ACA100____ _____________________________237DXREPS performance has deteriorated. I/O latency increased from average value of 10650 microseconds to 324540 microseconds. warning 2/19/2017 9:12:49 PM
I saw the disk performace and it show this