[CASSANDRA-8398] Expose time spent waiting in thread pool queue

• Type: Improvement
• Status: Resolved
• Priority: Low
• Resolution: Fixed
• Fix Version/s: 4.0-alpha1, 4.0
• Labels: lhf
• Assignee: Dikang Gu
• Reporter: T Jake Luciani

Authors

Dikang Gu

Reviewers

T Jake Luciani

• Created: 01/Dec/14 14:51
• Updated: 15/May/20 07:59
• Resolved: 06/Dec/16 23:09

Description

We are missing an important source of latency in our system, the time waiting to be processed by thread pools. We should add a metric for this so someone can easily see how much time is spent just waiting to be processed.