$ blog / tag
#go
14 posts
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Allocator Internals: Size Class, Fragmentation, Scavenger →
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From 19 Goroutines to Exit 137: A Go Concurrency OOM Postmortem →
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GMP Scheduler and Netpoller: I/O Waiting Costs Zero CPU →
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GOMAXPROCS Caps Parallelism, Not Concurrency →
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Keep-Alive Pins Retries: 429 Retry Without a New Connection Hits the Same Pod Forever →
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Load Shedding with TryAcquire: Fast Rejection Beats Slow Queuing →
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Memory Three-Layer Model: cgroup to Allocator to Heap →
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OOM Diagnostic Decision Tree: Drill Down from pprof →
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OS Vocabulary: Process, Thread, Kernel, Syscall →
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Runtime Environment: Socket, Container, Stack, Heap, cgo →
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Shared Resource Blast Radius: When One Dies, Everyone Dies →
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The Wrong Fix: GOMEMLIMIT on the Wrong Process, and Git Archeology →
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Crop, Resize, Fill: Four Image-Processing Lessons Learned →
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One Load Path for Stills and Animation →