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Switch to simple lru cache

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Ajay
2026-03-10 15:01:32 -04:00
parent 1e440ff053
commit 529eb8f949
3 changed files with 19 additions and 24 deletions
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26
package-lock.json generated
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@@ -9,6 +9,7 @@
"version": "0.1.0",
"license": "AGPL-3.0-only",
"dependencies": {
"@ajayyy/simple-lru-cache": "^1.1.2",
"axios": "^1.13.6",
"better-sqlite3": "^11.2.1",
"cron": "^2.1.0",
@@ -17,7 +18,6 @@
"express-rate-limit": "^6.7.0",
"form-data": "^4.0.4",
"lodash": "^4.17.23",
"lru-cache": "^10.2.0",
"lz4-napi": "^2.2.0",
"pg": "^8.8.0",
"rate-limit-redis": "^3.0.1",
@@ -51,6 +51,12 @@
"node": ">=18"
}
},
"node_modules/@ajayyy/simple-lru-cache": {
"version": "1.1.2",
"resolved": "https://registry.npmjs.org/@ajayyy/simple-lru-cache/-/simple-lru-cache-1.1.2.tgz",
"integrity": "sha512-X1SRyVSK9xTyFQoZPf66IxtraRQbLkFWl93TRBtKft3V7NU8/KGuPWlIddilvxYwkrjSHKU6WYNN0mCgHBYYhg==",
"license": "MIT"
},
"node_modules/@ampproject/remapping": {
"version": "2.2.0",
"resolved": "https://registry.npmjs.org/@ampproject/remapping/-/remapping-2.2.0.tgz",
@@ -3859,14 +3865,6 @@
"url": "https://github.com/sponsors/sindresorhus"
}
},
"node_modules/lru-cache": {
"version": "10.2.0",
"resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-10.2.0.tgz",
"integrity": "sha512-2bIM8x+VAf6JT4bKAljS1qUWgMsqZRPGJS6FSahIMPVvctcNhyVp7AJu7quxOW9jwkryBReKZY5tY5JYv2n/7Q==",
"engines": {
"node": "14 || >=16.14"
}
},
"node_modules/luxon": {
"version": "1.28.1",
"resolved": "https://registry.npmjs.org/luxon/-/luxon-1.28.1.tgz",
@@ -6137,6 +6135,11 @@
}
},
"dependencies": {
"@ajayyy/simple-lru-cache": {
"version": "1.1.2",
"resolved": "https://registry.npmjs.org/@ajayyy/simple-lru-cache/-/simple-lru-cache-1.1.2.tgz",
"integrity": "sha512-X1SRyVSK9xTyFQoZPf66IxtraRQbLkFWl93TRBtKft3V7NU8/KGuPWlIddilvxYwkrjSHKU6WYNN0mCgHBYYhg=="
},
"@ampproject/remapping": {
"version": "2.2.0",
"resolved": "https://registry.npmjs.org/@ampproject/remapping/-/remapping-2.2.0.tgz",
@@ -8878,11 +8881,6 @@
"is-unicode-supported": "^0.1.0"
}
},
"lru-cache": {
"version": "10.2.0",
"resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-10.2.0.tgz",
"integrity": "sha512-2bIM8x+VAf6JT4bKAljS1qUWgMsqZRPGJS6FSahIMPVvctcNhyVp7AJu7quxOW9jwkryBReKZY5tY5JYv2n/7Q=="
},
"luxon": {
"version": "1.28.1",
"resolved": "https://registry.npmjs.org/luxon/-/luxon-1.28.1.tgz",

2
package.json
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@@ -27,7 +27,7 @@
"express-rate-limit": "^6.7.0",
"form-data": "^4.0.4",
"lodash": "^4.17.23",
"lru-cache": "^10.2.0",
"@ajayyy/simple-lru-cache": "^1.1.2",
"lz4-napi": "^2.2.0",
"pg": "^8.8.0",
"rate-limit-redis": "^3.0.1",

15
src/utils/redis.ts
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@@ -7,7 +7,7 @@ import { RedisReply } from "rate-limit-redis";
import { db } from "../databases/databases";
import { Postgres } from "../databases/Postgres";
import { compress, uncompress } from "lz4-napi";
import { LRUCache } from "lru-cache";
import { LRUCache } from "@ajayyy/simple-lru-cache/dist/index";
import { shouldClientCacheKey } from "./redisKeys";
import { ZMember } from "@redis/client/dist/lib/commands/generic-transformers";
@@ -79,15 +79,12 @@ const activeRequestPromises: Record<string, Promise<string>> = {};
const resetKeys: Set<RedisCommandArgument> = new Set();
const cache = config.redis.clientCacheSize ? new LRUCache<RedisCommandArgument, string>({
maxSize: config.redis.clientCacheSize,
sizeCalculation: (value) => value.length,
ttl: 1000 * 60 * 30,
ttlResolution: 1000 * 60 * 15
ttl: 1000 * 60 * 30
}) : null;
// Used to cache ttl data
const ttlCache = config.redis.clientCacheSize ? new LRUCache<RedisCommandArgument, number>({
max: config.redis.clientCacheSize / 10 / 4, // 4 byte integer per element
ttl: 1000 * 60 * 30,
ttlResolution: 1000 * 60 * 15
maxElements: config.redis.clientCacheSize / 10 / 4, // 4 byte integer per element
ttl: 1000 * 60 * 30
}) : null;
// For redis
@@ -406,8 +403,8 @@ export function getRedisStats(): RedisStats {
avgWriteTime: writeResponseTime.length > 0 ? writeResponseTime.reduce((a, b) => a + b, 0) / writeResponseTime.length : 0,
memoryCacheHits: memoryCacheHits / (memoryCacheHits + memoryCacheMisses),
memoryCacheTotalHits: memoryCacheHits / (memoryCacheHits + memoryCacheMisses + memoryCacheUncachedMisses),
memoryCacheLength: cache?.size ?? 0,
memoryCacheSize: cache?.calculatedSize ?? 0,
memoryCacheLength: cache?.currentElementCount ?? 0,
memoryCacheSize: cache?.currentSize ?? 0,
lastInvalidation,
lastInvalidationMessage
};