Free mini course
Your Database Is Idle. Your Pool Is Empty.
Postgres is at two percent CPU and your checkout endpoint is timing out anyway. The database is not the bottleneck. The pool in front of it is. Ten connections, zero free, and forty requests standing in line for a slot.
This Short draws the mechanism moving: clients check out connections, three report queries hold theirs for eight seconds each, the waiter queue backs up, and the database sits there doing nothing. Then the fix: a statement timeout so no query can hold a slot forever, a release i
Watch on YouTubePostgres is at two percent CPU and your checkout endpoint is timing out anyway. The database is not the bottleneck. The pool in front of it is. Ten connections, zero free, and forty requests standing in line for a slot.
This Short draws the mechanism moving: clients check out connections, three report queries hold theirs for eight seconds each, the waiter queue backs up, and the database sits there doing nothing. Then the fix: a statement timeout so no query can hold a slot forever, a release i
Frequently asked questions
What is Your Database Is Idle. Your Pool Is Empty. about?
Postgres is at two percent CPU and your checkout endpoint is timing out anyway. The database is not the bottleneck. The pool in front of it is.
Which topics does this mini course relate to?
Node.js, Databases, PostgreSQL, Backend Development, Web Development, JavaScript.