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Document limited concurrency with fixed-delay tasks on virtual threads

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Closes gh-31900
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Juergen Hoeller
2023-12-26 10:59:13 +01:00
parent a428955438
commit 17d362fa85
2 changed files with 9 additions and 1 deletions
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framework-docs/modules/ROOT/pages/integration/scheduling.adoc
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@@ -252,7 +252,9 @@ application server environments, as well -- in particular on Tomcat and Jetty.
As of 6.1, `ThreadPoolTaskScheduler` provides a pause/resume capability and graceful
shutdown through Spring's lifecycle management. There is also a new option called
`SimpleAsyncTaskScheduler` which is aligned with JDK 21's Virtual Threads, using a
single scheduler thread but firing up a new thread for every scheduled task execution.
single scheduler thread but firing up a new thread for every scheduled task execution
(except for fixed-delay tasks which all operate on a single scheduler thread, so for
this virtual-thread-aligned option, fixed rates and cron triggers are recommended).