Assistance with >~95% CPU usage when calling pread64 when using LUKS
abraunegg
alex.braunegg at gmail.com
Mon Mar 11 17:32:10 UTC 2019
On Monday, 11 March 2019 at 08:29:56 UTC, Boris-Barboris wrote:
> Sorry, I skimmed through the issues quickly. Given the sparsity
> of info in the logs, I would be caughtious in assuming the
> program internal state.
Agreed there - I have a feeling it is related to the use of
encryption & the overheads with that.
> I can recommend trying to compile an easy to use instruction
> for "callgrind" trace generation (there is a good page on dlang
> wiki about it), wich, given a debug build of a program, should
> give you an insight about what's happening.
>
> I don't think there's much use of statically analyzing a source
> code, you should try to extract more runtime info from the
> issue reporters.
Thanks - will look into that.
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