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Loopers

v0.4.8 Feature

This release adds 4 notable features for engineering teams evaluating rollout.

✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Summary

AI summary

Fix memory leaks and prevent OOM crashes under high concurrency.

Full changelog

Changelog

  • 5034802eac521355083483528a09a3816afef570 Optimize budget throughput by using single unified Lua script
  • 4557587d11a8d3db99df14a37b714ed2c35a7d9b chore: add LOOPERS_SKIP_BUDGET_CHECK env var for diagnostic testing
  • 46d6b9e964c6483b7a45306b2e70a34fa0458028 chore: remove internal documents from git tracking
  • ad0f46e42e73cadc433060215a783b97dfecfc4b feat(budget): introduce dynamic LeaseManager architecture for proxy requests
  • bfaa9885f9dfe7d84bce1f80bdcaf149440f4480 feat: implement Go Micro-Batcher to drastically reduce Redis load and increase throughput
  • c69e49a94bfad6b7c681d1d0eb6f165fce98f1bd fix(core): close resp.Body in modifyResponse to prevent connection and goroutine leak
  • 254a9621052f281041326a77996a846a875b685f fix(core): prevent OOM with sync.Pool and Adaptive Concurrency Limiting
  • 67b4cf7ecbb65e0614f68668f1d8c38066a0ab7d fix: increase reverse proxy MaxIdleConnsPerHost to prevent TCP TIME_WAIT exhaustion and handshake storms
  • 40e73fdd8eb01cad73e9c9e456e8a225be61c831 fix: resolve cache stampede and FD exhaustion under high load using singleflight
  • 7c20ce412e10d9e350f599b179b1f176b968196c fix: resolve memory spikes and budget leak under high concurrency
  • f42185e83e67cccb7d910b4d44ed597f1b05dda8 perf: add local TTL cache to eliminate Redis read bottlenecks
  • 890221951eb87b61cd333b50d7e2198cd47113c6 perf: replace tiktoken with O(1) heuristic to eliminate tokenization CPU bottleneck
  • 785b13298b89f9a9ea584210c6f6118e54cf6512 style: run gofmt to fix CI formatting check
  • bb77d742856930c6d550c798dc7a774d7112edfb style: run gofmt to fix CI formatting checks
  • d6600a36599976313b30eaaad958821bca3754d3 style: run gofmt to fix formatting issues

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Beta — feedback welcome: [email protected]