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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>
This commit is contained in:
Hazel K
2024-08-18 00:34:01 -04:00
committed by GitHub
parent 3cd5f86510
commit 9ce44b24b8
12 changed files with 101 additions and 84 deletions
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packages/backend/src/server/NodeinfoServerService.ts
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@@ -134,7 +134,7 @@ export class NodeinfoServerService {
return document;
};
const cache = new MemorySingleCache<Awaited<ReturnType<typeof nodeinfo2>>>(1000 * 60 * 10);
const cache = new MemorySingleCache<Awaited<ReturnType<typeof nodeinfo2>>>(1000 * 60 * 10); // 10m
fastify.get(nodeinfo2_1path, async (request, reply) => {
const base = await cache.fetch(() => nodeinfo2(21));