otter

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Bumps [golangci/golangci-lint-action](https://github.com/golangci/golangci-lint-action) from 4 to 6. Release notes Sourced from golangci/golangci-lint-action's releases. v6.0.0 What's Changed This version removes annotations option (because it was useless), and removes the default output format...

dependabot[bot]

## Description 1. **More Accurate Timing**: `time.Sleep` puts the current goroutine to sleep and then wakes it up after the specified time. The actual sleep duration might be slightly longer...

Disdjj

[BUG] The checkedAdd method will not return maxInt64 in case of overflow

1

## Description The [checkedAdd](https://github.com/maypok86/otter/blob/e57f61b947ff2308dd2e02ee181cef634b8dfd66/stats.go#L83) will return (maxInt64 - 2) instead of maxInt64 as the comment saying. (A possible fix could be: `((naiveSum >> 63) ^ 1)` => `int64((uint64(naiveSum)>>63)^1)`) ## To...

tangwenqiang

Set to invalid hashmap in concurrent situation

6

`func (m *Map[K, V]) Delete(key K) node.Node[K, V]` and `func (m *Map[K, V]) Set(n node.Node[K, V]) node.Node[K, V]` can run concurrently, when `Delete` run into this [line](https://github.com/maypok86/otter/blob/main/internal/hashtable/map.go#L379) and `Set` run...

woodliu

is there a function to return the number of hits for an "object"?

3

e.g. .HitCount() return the number of times the key is hit etc. possible to make it so that it returns both the value and hit count at the same time?...

kolinfluence

v2 contracts

43

Just random thoughts about new contracts...

maypok86

can someone please do a benchmark on core utilization. e.g. 48, 196 cpu core, 384 cpu core comparison with others

36

curious on the lock contention and performance on multicore systems. the original s3-fifo measured up to 16cores only.

kolinfluence

feat: add exporter & prometheus exporter

2

## Description Adding Stats exporter package and prometheus exporter ## Related issue(s) ## :white_check_mark: Checklist for your Pull Request #### Related changes (conditional) - Tests - [X] If I added...

proost

# Clarification and motivation 1. Now offheap caches are included in the benchmarks: `bigcache` and `fastcache`. Comparison with which does not look fair. 2. I would like to add more...

maypok86

Thundering herd avoiding LoaderFunc on misses

2

# Clarification and motivation My go-to cache library for Go so far has been bluele/gcache - probably much less performant than many other alternatives but it has a very handy...

comunidadio