BI performance counter: Current Disk Queue Length

Applies to

Operating System

Description

Returns the number of requests queued on the volume.

Due to SANs and virtualization this counter is no longer valid to use.

Resolved by

DBAs

Suggested solutions

  1. To determine disk performance issues, refer to Avg. Disk Read / sec and Avg. Disk Write / sec counters

Additional research

Examining and Tuning Disk Performance
SQL Server disk performance metrics

See more

Check out SpotLight, a free, cloud based SQL Server monitoring tool to easily detect, monitor, and solve SQL Server performance problems on any device

 

⇐ Back to index