Zig std.Thread.Pool server: p99 latency spikes only under concurrent requests
I'm designing a small HTTP service in Zig built on the documented blocking std.http.Server with request handling dispatched through std.Thread.Pool (using spawnWg and a std.Thread.WaitGroup ). Assume a recent pre-1.0 release, since async/await was removed and explicit threads are the supported concurrency model. The design goal is predictable tail latency: s