From: hufey <hufeyy@gmail.com>
To: "Jaswinder Singh" <jaswinderlinux@gmail.com>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu
Subject: Re: realtime preemption performance difference
Date: Tue, 25 Sep 2007 05:27:27 +0800 [thread overview]
Message-ID: <88dfed9d0709241427v329aeed9jfbc298666ac483c8@mail.gmail.com> (raw)
In-Reply-To: <3f9a31f40709240448h4a9e8337t437328b5c675ecd5@mail.gmail.com>
On 9/24/07, Jaswinder Singh <jaswinderlinux@gmail.com> wrote:
> Hi all,
>
> I want to check performance difference by using realtime preemption patch :
>
> http://www.kernel.org/pub/linux/kernel/projects/rt/
>
> Please let me know from where I can download samples to test realtime
> preemption performance difference.
>
As far as I know, some embedded linux vendors such as MontaVista
provide kernel patch to export some interfaces to measure realtime
performance.
> Can someone please share performance numbers for your hardware:-
>
> 1. Interrupt latency
> 2. Task switching time
> 3. hard-realtime scheduling latency
>
> Thank you,
>
> Jaswinder Singh.
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/
>
next prev parent reply other threads:[~2007-09-24 21:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-24 11:48 Jaswinder Singh
2007-09-24 21:27 ` hufey [this message]
2007-09-26 7:11 ` Jaswinder Singh
2007-09-26 11:17 ` Ankita Garg
2007-09-26 13:30 ` Ankita Garg
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=88dfed9d0709241427v329aeed9jfbc298666ac483c8@mail.gmail.com \
--to=hufeyy@gmail.com \
--cc=jaswinderlinux@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®