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Go packages and tools for Linux perf

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While reading [this](https://goo.gl/jMYCwx) perf.data file, program memlat says that there are no events inside, but I see them via perf script. I've figured out why is this and it's because...

this will reduce about 80% memory alloc counts. ![截屏2023-04-13 下午4 14 47](https://user-images.githubusercontent.com/52686065/231697356-17b4e397-5cf6-49c9-9cfe-776d65f89f04.png)

Crashes due to some header parsing issue when attempting to read a perf sched recording. Specifically, it looks to attempt to call `skip()` over a buffer of much shorter length...

The scoping bug causes incorrect interpretation of perf.data files that include more than one kind of sample, through every entry in File.idToAttr pointing to a single shared value.

Perf recording taking on arm64 (Apple M1, ubuntu VM in VMWare). May affect other platforms. To reproduce, just take a perf recording with `--call-graph=dwarf`: ``` perf record --call-graph dwarf ```...