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RE: svn edit

From: Harvey, Edward <Edward.Harvey_at_patni.com>
Date: Thu, 30 Oct 2008 11:32:56 -0400

> Harvey, Edward wrote:
> >> Just to illustrate what I mean by "optimizing WC scans"
> and put some
> >> code where my mouth is ... here's a *very* trivial
> example. See the
> >> attached script. On my box, the less_stupid scan is consistenly
> >> 30-40% faster (with full caches!) than the stupid one,
> merely because
> >> it tries to keep accesses slightly more local.
> >>
> >
> > I'm not sure what you mean by "with full caches"
>
> s/full/hot if you prefer

If you have a warm cache, it does not matter how good your performance is, because the performance of all systems on a warm cache is so fast there's no complaint.

The test which matters is cold cache. Cold cache is typical for any environment where the server actually works on and processes files simultaneously while the user is trying to version those files.

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Received on 2008-10-30 16:32:58 CET

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