(perf) Litellm redis router fix - ~100ms improvement (#6483)

* docs(exception_mapping.md): add missing exception types

Fixes https://github.com/Aider-AI/aider/issues/2120#issuecomment-2438971183

* fix(main.py): register custom model pricing with specific key

Ensure custom model pricing is registered to the specific model+provider key combination

* test: make testing more robust for custom pricing

* fix(redis_cache.py): instrument otel logging for sync redis calls

ensures complete coverage for all redis cache calls

* refactor: pass parent_otel_span for redis caching calls in router

allows for more observability into what calls are causing latency issues

* test: update tests with new params

* refactor: ensure e2e otel tracing for router

* refactor(router.py): add more otel tracing acrosss router

catch all latency issues for router requests

* fix: fix linting error

* fix(router.py): fix linting error

* fix: fix test

* test: fix tests

* fix(dual_cache.py): pass ttl to redis cache

* fix: fix param

* perf(cooldown_cache.py): improve cooldown cache, to store cache results in memory for 5s, prevents redis call from being made on each request

reduces 100ms latency per call with caching enabled on router

* fix: fix test

* fix(cooldown_cache.py): handle if a result is None

* fix(cooldown_cache.py): add debug statements

* refactor(dual_cache.py): move to using an in-memory check for batch get cache, to prevent redis from being hit for every call

* fix(cooldown_cache.py): fix linting erropr
This commit is contained in:
Krish Dholakia 2024-10-29 13:58:29 -07:00 committed by GitHub
parent 134bd2cebb
commit 44e7ffd05c
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9 changed files with 144 additions and 45 deletions

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@ -135,7 +135,7 @@ def test_get_cache_key_text_completion():
def test_get_hashed_cache_key():
cache = Cache()
cache_key = "model:gpt-3.5-turbo,messages:Hello world"
hashed_key = cache._get_hashed_cache_key(cache_key)
hashed_key = Cache._get_hashed_cache_key(cache_key)
assert len(hashed_key) == 64 # SHA-256 produces a 64-character hex string