Disk Performance

http://blogs.technet.com/b/josebda/archive/2014/10/13/diskspd-powershell-and-storage-performance-measuring-iops-throughput-and-latency-for-both-local-disks-and-smb-file-shares.aspx

https://gallery.technet.microsoft.com/DiskSpd-a-robust-storage-6cd2f223

https://github.com/microsoft/diskspd

Examining and Tuning Disk Performance

https://technet.microsoft.com/en-us/library/cc938959.aspx