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by mdaverde 1277 days ago
This is changing! (or technically, has changed!)

eBPF recently added the ability to look through internal data structures through iterators [0] so instead of parsing text we can run a program that traverses through all the task_structs and pushes the exact information we want to userspace in the form the developer wants.

So, alongside other tradeoffs, it's more flexible than syscalls.

[0] https://developers.facebook.com/blog/post/2022/03/31/bpf-ite...