Understanding Heap Allocations in Go with go_allocation_probe
By
blenderob
Fresh out the oven, still warm. Top of the tray.
Summary
The article discusses the author's creation of a tool called go_allocation_probe to track heap allocations in Go code and identify specific types causing excessive allocations.
Key quotes
· 2 pulledEvery heap allocation in go afaict goes through a single function - mallocgc.
So with the help of Matt Knight I wrote perhaps the most appallingly fragile code I have ever written - go_allocation_probe.
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