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From: Eli Zaretskii <eliz@gnu.org>
To: Stan Shebs <stanshebs@earthlink.net>
Cc: gdb-patches@sourceware.org
Subject: Re: [RFC stub-side break conditions 0/5]  General info
Date: Fri, 06 Jan 2012 20:48:00 -0000	[thread overview]
Message-ID: <8339bso8yv.fsf@gnu.org> (raw)
In-Reply-To: <4F0755A0.9050604@earthlink.net>

> Date: Fri, 06 Jan 2012 12:12:16 -0800
> From: Stan Shebs <stanshebs@earthlink.net>
> 
> For a uniprocessor, target-side evaluation is likely to be a mixed bag; 
> it will be a win for conditional breakpoints in inner loops, but there 
> is a distinct heisenbug possibility, and it will likely be standard 
> advice to go back to host-side evaluation if the code is racy or 
> generally being erratic.
> 
> For multicore, target-side enables debugging usages that have simply not 
> been possible before, such as a conditional breakpoint on 100 cores.  
> Even if half the cores are being slowed down by evaluating the 
> conditional test, it still beats the traffic jam of GDB reading and 
> writing packets for each core!

Thanks.  It would be nice to have this explanation in the manual.


      reply	other threads:[~2012-01-06 20:48 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-05 14:56 Luis Machado
2012-01-06  7:53 ` Eli Zaretskii
2012-01-06  9:10   ` Joel Brobecker
2012-01-06 10:49   ` Luis Machado
2012-01-06 20:12   ` Stan Shebs
2012-01-06 20:48     ` Eli Zaretskii [this message]

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