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Re: Impact of 4G/4G split [Re: CONFIG_SOFTWARE_SUSPEND...]

From: Alan Cox <alan redhat com>
To: Development discussions related to Fedora Core <fedora-devel-list redhat com>
Subject: Re: Impact of 4G/4G split [Re: CONFIG_SOFTWARE_SUSPEND...]
Date: Fri, 2 Apr 2004 19:10:16 -0500

On Fri, Apr 02, 2004 at 03:11:28PM -0800, Per Bjornsson wrote:
> What is the performance impact of the 4G/4G split? I thought that it was
> actually somewhat severe (haven't measured it myself though), so that

I did some measurements on my laptop and its about 10%. Some things like
high speed networking seem to hurt a lot more and a few fairly bogus
tests like 1000 thread cycling are way worse. 

Alan

References:
- CONFIG_SOFTWARE_SUSPEND: on resume machine reboots at "restarting tasks"
  - From: Aleksey Nogin
- Re: CONFIG_SOFTWARE_SUSPEND: on resume machine reboots at "restarting tasks"
  - From: Jeremy Katz
- Impact of 4G/4G split [Re: CONFIG_SOFTWARE_SUSPEND...]
  - From: Per Bjornsson

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