It may be the case that the drive is faulty, I would just recommend checking these things before jumping to that conclusion, in case there is something else happening.
hi all   on my Dell t410 running Esxi 6.7 i keep getting datastore timeouts for one of my Dell disks. I have moved slots still same issue. Also i have changed the timeout settings on Esxi. after a reboot it runs for few days and then i get sam error. ScsiDeviceIO: 10347: READ CAPACITY on device "naa.690b11c01b61e80023ce5687082d3046" from Plugin "NMP" failed. I/O error2019-01-17T13:14:25.118Z cpu10:2099236)WARNING: ScsiDeviceIO: 10347: READ CAPACITY on device "naa.690b11c01b61e80023ce5687082d3046" from Plugin "NMP" failed. I/O error )ScsiDevice: 9827: Operation attach device not supported on device:naa.690b11c01b61e80023ce5687082d3046 in state:All Paths Down Timeout
ESXi datastore timeouts