Avoid parallel running a load function for the same key

Question

Avoid parallel running a load function for the same key

advoretsky opened this issue 9 months ago · 2 comments

It's worth to implement parallel run of the load function for the same key on cache miss. Without it under load cache may proxy multiple requests to a backend for the same key.

Answer 1 · 2024-04-16T21:05:59.000Z

Thank you for fixing this. I consider this issue can be closed

Answer 2 · 2024-06-01T00:20:10.000Z

adding search keywords: LoadableCache, loader called multiple times. (I'm running v4.1.5 and it took me a while to track down this bug; I did an issue search but didn't find this until I git blamed the singleflight lines in v4.1.6 and saw that they're new.)