In Windows Server 2012 and 2012 R2, the performance tab in task manager does not include disk performance by default. To fix this, run “diskperf -y” from an elevated command prompt. Windows 8 and 8.1 has this enabled by default.
Sys. Admin. wiki
In Windows Server 2012 and 2012 R2, the performance tab in task manager does not include disk performance by default. To fix this, run “diskperf -y” from an elevated command prompt. Windows 8 and 8.1 has this enabled by default.