From: Eli Zaretskii <eliz@gnu.org>
To: Sandra Loosemore <sandra@codesourcery.com>
Cc: Paul_Koning@dell.com, gdb@sourceware.org,
gdb-patches@sourceware.org, pedro@codesourcery.com
Subject: Re: [remote protocol] support for disabling packet acknowledgement
Date: Fri, 25 Jul 2008 13:41:00 -0000 [thread overview]
Message-ID: <uod4mytbo.fsf@gnu.org> (raw)
In-Reply-To: <48765B8A.6080805@codesourcery.com>
> Date: Thu, 10 Jul 2008 14:57:14 -0400
> From: Sandra Loosemore <sandra@codesourcery.com>
> CC: gdb@sourceware.org, gdb-patches@sourceware.org, Pedro Alves <pedro@codesourcery.com>
>
> Paul Koning wrote:
>
> > I'm not sure this is a good idea.
> >
> > For one thing, if you want to work on performance, there are much more
> > dramatic changes to the protocol that could be done that would help
> > much more. I can't believe that the cost of acks is significant
> > compared to all the other bottlenecks.
>
> You'll note the documentation says turning off acks may be desirable to reduce
> communication overhead *or* "for other reasons". In fact, it is the "other
> reasons" that motivated this patch. We are working on designing the extensions
> to the remote protocol to support nonstop mode, and we realized that we simply
> cannot do it in combination with using +/- acks on the asynchronous responses.
Then please just say so in the docs.
next prev parent reply other threads:[~2008-07-25 13:41 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-10 18:59 Sandra Loosemore
2008-07-10 19:09 ` Paul Koning
2008-07-10 19:59 ` Sandra Loosemore
2008-07-10 20:13 ` Paul Koning
2008-07-10 22:33 ` Daniel Jacobowitz
2008-07-11 0:22 ` Sandra Loosemore
2008-07-11 0:43 ` Daniel Jacobowitz
2008-07-11 13:43 ` Paul Koning
2008-07-11 14:35 ` Daniel Jacobowitz
[not found] ` <20080710223312.GA19058__14539.8706700236$1215729298$gmane$org@caradoc.them.org>
2008-07-11 3:05 ` Frank Ch. Eigler
2008-07-11 3:25 ` Daniel Jacobowitz
2008-07-11 15:11 ` Pedro Alves
2008-07-11 15:24 ` Daniel Jacobowitz
2008-07-11 15:54 ` Paul Koning
2008-07-11 17:59 ` Pedro Alves
2008-07-11 18:54 ` Paul Koning
2008-07-11 19:10 ` Pedro Alves
2008-07-25 13:41 ` Eli Zaretskii [this message]
2008-07-25 14:14 ` Sandra Loosemore
2008-07-26 5:54 ` Eli Zaretskii
-- strict thread matches above, loose matches on Subject: below --
2008-07-10 17:23 Pedro Alves
2008-07-10 18:44 ` Paul Koning
2008-07-10 19:08 ` Daniel Jacobowitz
2008-07-25 13:39 ` Eli Zaretskii
2008-08-11 19:40 ` Daniel Jacobowitz
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