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Add support for background eviction of idle objects

See original GitHub issue

Versions

Pool: 0.9.0.M1
Database: PostgreSQL 11.4
Java: 1.8.0_202"
OS: mac OS/ GKE

Current Behavior

Idle connections are never closed regardless of maxIdleTime option
It’s not clear what is the algorithm which decides how many idle connection to be kept.
Inconsistent number of idle connections depending on maxIdleTime or initialSize options.

Steps to reproduce

I’ve created a simple repository which can be used to reproduce the issue - https://github.com/petromir/r2dbc-pool-idle-connection-issue

Expected behavior/code

Cleaning idle connections once the maxIdleTime passes.
An explicit option for minimum idle connections.

Issue Analytics

State:
Created 2 years ago
Comments:18 (17 by maintainers)

Top GitHub Comments

1reaction

simonbaslecommented, May 7, 2021

as a side note, the reactor-pool activity-based eviction ALWAYS happens. Background eviction runs in addition to that if configured, but configuring background eviction doesn’t disable activity-based eviction.

0reactions

mp911decommented, May 11, 2021

This one is on our radar in preparation for the upcoming release. The polishing of this one required a broader brush.

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