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To: gentoo-dev@g.o
From: Zac Medico <zmedico@g.o>
Subject: Re: emerge world taking excessive CPU/real time
Date: Sat, 31 Oct 2009 17:32:40 -0700
Zac Medico wrote:
> Robert Bradbury wrote:
>> I commonly run:
>>   emerge --pretend --update --verbose --deep --newuse world
>> at least once every day to provide a list of recently updated packages
>> that I need to re-emerge.
>>
>> I've noticed recently (in the last 1-2 weeks) that it seems to be taking
>> a very long time.  The one I've got running now has on the order of 8+
>> CPU minutes which seems very long.  I think this used to take <2 minutes.
> 
> Maybe it's backtracking for some reason. If that's the case, should
> see some related messages about backtracking.

In portage-2.1.7.3 the maximum backtrack count has been reduced from
30 to 5, and there's also a new --backtrack=COUNT option that you
can use to control it.
-- 
Thanks,
Zac


References:
emerge world taking excessive CPU/real time
-- Robert Bradbury
Re: emerge world taking excessive CPU/real time
-- Zac Medico
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Updated Jun 29, 2012

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