[PATCH 3/3] utrace-based ftrace "process" engine, v2

Ingo Molnar mingo at elte.hu
Sun Mar 22 12:53:20 UTC 2009


* Ingo Molnar <mingo at elte.hu> wrote:

>  Total download size: 329 M
> 
> That size of a _compressed_ debuginfo kernel package is obscene. 
> We can fit 4 years of full Linux kernel Git history into that size 
> - 60,000+ commits, full metadata and full 20 million lines of code 
> flux included!
> 
> Uncompressed it blows up to gigabytes of on-disk data.
> 
> And this download has to be repeated for _every_ minor kernel 
> upgrade.

Have to correct my memories about how many commits the kernel repo 
has: 132,019 commits. That massive history fits into 298 MB. (!)

	Ingo




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