mirror of https://github.com/k3s-io/k3s
46c36fc04f
Automatic merge from submit-queue Fix goroutine leak in federation service controller <!-- Thanks for sending a pull request! Here are some tips for you: 1. If this is your first time, read our contributor guidelines https://github.com/kubernetes/kubernetes/blob/master/CONTRIBUTING.md and developer guide https://github.com/kubernetes/kubernetes/blob/master/docs/devel/development.md 2. If you want *faster* PR reviews, read how: https://github.com/kubernetes/kubernetes/blob/master/docs/devel/faster_reviews.md 3. Follow the instructions for writing a release note: https://github.com/kubernetes/kubernetes/blob/master/docs/devel/pull-requests.md#release-notes --> **What this PR does / why we need it**: Fixes a memory leak **Which issue this PR fixes** *(optional, in `fixes #<issue number>(, #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #33186 **Special notes for your reviewer**: Every second new goroutines are created and are getting blocked waiting for the lock in the event queue. only one worker will get a lock when there are some events to process, so all the goroutines which are created every second waits for the lock forever and causes the memory/goroutine leak. As a fix the new worker will be created only when there is no worker exist. and only one worker per cluster either waits for the event or processes all the events and goes out of existence. ```release-note Fixes memory/goroutine leak in Federation Service controller. ``` |
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