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Re: Bash-4.3-rc1 - problems and other problems

From: Chet Ramey
Subject: Re: Bash-4.3-rc1 - problems and other problems
Date: Sat, 25 Jan 2014 20:51:40 -0500
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:24.0) Gecko/20100101 Thunderbird/24.2.0

On 1/25/14, 8:36 PM, Linda Walsh wrote:

> Note--- real login time <1 second max in 4.2 -- including
> my personal scripts, the 24 & 31 are w/the tracing overhead, so
> divide by ~20 -- bash43 seemed like several seconds -- most of which
> was in the suse setup.  but haven't narrowed it down anymore
> than coming up with the raw data...which I could dump on you
> if you wanted it -- up to the point where it starts to call
> my .bashrc -- i.e. before that would be all suse's intro scripts.
> I've no idea why there is such a large discrepancy at this point.

All the non-release versions of bash enable extensive, exhaustive, and
time-consuming malloc arena and allocation checking.  That slows things
considerably.  This has been true in all versions before 4.3.


``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    address@hidden    http://cnswww.cns.cwru.edu/~chet/

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