[GH-ISSUE #913] [BUG] Memory leaks caused by time.After #1469

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opened 2026-03-07 22:09:48 +03:00 by kerem · 1 comment

kerem commented

2026-03-07 22:09:48 +03:00

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Originally created by @biningo on GitHub (Sep 3, 2024).
Original GitHub issue: https://github.com/hibiken/asynq/issues/913

Originally assigned to: @hibiken on GitHub.

Describe the bug
timer.After() creates a new timer object each time it is called. Which can cause a memory leak in the for loop.
github.com/hibiken/asynq@d04888e748/subscriber.go (L61-L74)
github.com/hibiken/asynq@d04888e748/syncer.go (L60-L85)
To Reproduce

Expected behavior
Creating the timer object before the for loop.

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Environment (please complete the following information):

OS: Linux
Version of asynq package v0.24.1

Additional context

Originally created by @biningo on GitHub (Sep 3, 2024). Original GitHub issue: https://github.com/hibiken/asynq/issues/913 Originally assigned to: @hibiken on GitHub. **Describe the bug** timer.After() creates a new timer object each time it is called. Which can cause a memory leak in the for loop. https://github.com/hibiken/asynq/blob/d04888e74845fc7434c6a50755e62ec6ffda5911/subscriber.go#L61-L74 https://github.com/hibiken/asynq/blob/d04888e74845fc7434c6a50755e62ec6ffda5911/syncer.go#L60-L85 **To Reproduce** **Expected behavior** Creating the timer object before the for loop. **Screenshots** **Environment (please complete the following information):** - OS: Linux - Version of `asynq` package v0.24.1 **Additional context**

kerem

2026-03-07 22:09:48 +03:00

closed this issue
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kerem commented

2026-03-07 22:09:49 +03:00

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@pior commented on GitHub (Nov 6, 2024):

No longer an issue on Go 1.23

https://github.com/hibiken/asynq/pull/914#issuecomment-2439589978

@pior commented on GitHub (Nov 6, 2024): No longer an issue on Go 1.23 https://github.com/hibiken/asynq/pull/914#issuecomment-2439589978

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starred/asynq#1469

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