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Re: [Fkt-devel] performance issues in fxt
From: |
Samuel Thibault |
Subject: |
Re: [Fkt-devel] performance issues in fxt |
Date: |
Thu, 25 Aug 2011 17:23:23 +0200 |
User-agent: |
Mutt/1.5.21+34 (58baf7c9f32f) (2010-12-30) |
François Trahay, le Thu 25 Aug 2011 17:19:53 +0200, a écrit :
> Actually fxt_next_ev calls 'read' several times, leading to a large overhead.
> I managed to modify it so it reads 4KB blocks (reducing the number of calls
> to
> read and thus the total overhead) and the performance increases a lot: each
> call to fxt_next_ev now cost approx 200ns.
Mmm, shouldn't we be able to simply use fread & co instead of read & co?
Samuel
- [Fkt-devel] performance issues in fxt, François Trahay, 2011/08/25
- Re: [Fkt-devel] performance issues in fxt,
Samuel Thibault <=
- Re: [Fkt-devel] performance issues in fxt, François Trahay, 2011/08/25
- Re: [Fkt-devel] performance issues in fxt, Samuel Thibault, 2011/08/26
- Re: [Fkt-devel] performance issues in fxt, François Trahay, 2011/08/26
- Re: [Fkt-devel] performance issues in fxt, Vincent Danjean, 2011/08/26
- Re: [Fkt-devel] performance issues in fxt, François Trahay, 2011/08/26
- Re: [Fkt-devel] performance issues in fxt, Samuel Thibault, 2011/08/26