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176 points zorlack | 1 comments | | HN request time: 0.325s | source

I've frequently found myself using [nvitop](https://github.com/XuehaiPan/nvitop) to diagnose GPU/CPU contention issues.

The two best things about it are:

- It's easy to install if I can access pip in the container

- It makes a compelling screenshot (which helps me communicate with coworkers.)

With those two lessons in mind: Here is Sping!

Purpose: Help observe and diagnose latency issues at layer 4+ (TCP/HTTP/HTTPS)

Two good things about it:

- It's easy to install if you have pip. (Available at [service-ping-sping](https://pypi.org/project/service-ping-sping/) on PyPi)

- It makes a compelling screenshot.

Not sure if this is the kind of thing that anyone else would be interested in. But I've enjoyed making it and intend to keep using it.

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guessmyname ◴[] No.45011531[source]
> It's easy to install if you have pip. (Available at service-ping-sping on PyPi)

Consider rewriting the program in Go, then you’ll have a statically linked binary that’s much easier to install (less dependencies) and will be much faster too.

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1. import ◴[] No.45012827[source]
Not here to advise rewriting from scratch but I found myself considering using go/rust/c stuff instead of Python in the last few years. Less headache and more predictable