What Is Read Iops
Iops (Input/Output Operations per Second) Is the Standard Unit of Measurement for the Maximum Number of Reads and Writes to Non-Contiguous Storage Locations. …...
IOPS (input/output operations per second) is the standard unit of measurement for the maximum number of reads and writes to non-contiguous storage locations. … IOPS is frequently referenced by storage vendors to characterize performance in solid-state drives
What's a good IOPS?
50-100 IOPS per VM can be a good target for VMs which will be usable, not lagging. This will keep your users happy enough, instead of pulling their hair.
What is 4K IOPS?
4K IOPS means “number of I/Os per second for requests of 4KBytes of data”. 4KBytes of data isn’t very much, so transfer rate isn’t really a bottleneck in this kind of test.