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fix(backend): memory leak in memory caches (#14363)

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* encapsulate `MemoryKVCache<T>`

* remove infinity caches

* encapsulate other caches

* add missing awaits to internally synchronize caches

* implement pull-through caching

* tune cache lifetimes

* optimize cache GC by stopping early

* summarize changes in CHANGELOG.md

* Fix timeout comments

Co-authored-by: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>

* add comments about awaiting the redis write

---------

Co-authored-by: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
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Hazel K 2024-08-18 00:34:01 -04:00 • committed by GitHub
parent 3cd5f86510
commit 9ce44b24b8
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12 changed files with 101 additions and 84 deletions
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packages/backend/src/queue/processors/DeliverProcessorService.ts
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@ -45,7 +45,7 @@ export class DeliverProcessorService {
private queueLoggerService: QueueLoggerService,
) {
this.logger = this.queueLoggerService.logger.createSubLogger('deliver');
this.suspendedHostsCache = new MemorySingleCache<MiInstance[]>(1000 * 60 * 60);
this.suspendedHostsCache = new MemorySingleCache<MiInstance[]>(1000 * 60 * 60); // 1h
}
@bindThis