From: Lorenz Kolb <linuxppcemb@lkmail.de>
To: linuxppc-embedded@ozlabs.org
Subject: Re: Virtex TEMAC ping -s 10000 host, is it working?
Date: Fri, 16 Nov 2007 02:30:08 -0800 (PST) [thread overview]
Message-ID: <13790720.post@talk.nabble.com> (raw)
In-Reply-To: <13770288.post@talk.nabble.com>
alex_snippet wrote:
>
> Hi All!
>
> On Virtex 4FX board with TEMAC core, Linux ping working fine, but if s -
> parameter set to big values it freezes for ever...
>
> Colleagues please share your experience with ping -s 10000 host.
>
> Do you know what parameters in core or in Linux kernel must be changed to
> improve it.
>
> My customer is too hypercritical, he likes to ping :(
>
> I tried to increase LX/TX buffers in core, it increased dead line but
> there is no desirable result.
>
>
>
Hey, I can understand that customer, I like pinging as well.
And it works for me. Our design is based on ML403.
We use PLB_TEMAC (with minimum Fifos (4kB each)) and HardTEMAC
> .
> .
> .
> 10008 bytes from 192.168.0.206: icmp_seq=733 ttl=64 time=2.42 ms
> 10008 bytes from 192.168.0.206: icmp_seq=734 ttl=64 time=2.50 ms
> 10008 bytes from 192.168.0.206: icmp_seq=735 ttl=64 time=2.43 ms
> 10008 bytes from 192.168.0.206: icmp_seq=736 ttl=64 time=2.43 ms
> 10008 bytes from 192.168.0.206: icmp_seq=737 ttl=64 time=2.44 ms
> 10008 bytes from 192.168.0.206: icmp_seq=738 ttl=64 time=2.42 ms
> 10008 bytes from 192.168.0.206: icmp_seq=739 ttl=64 time=2.51 ms
> 10008 bytes from 192.168.0.206: icmp_seq=740 ttl=64 time=2.42 ms
> 10008 bytes from 192.168.0.206: icmp_seq=741 ttl=64 time=2.50 ms
> 10008 bytes from 192.168.0.206: icmp_seq=742 ttl=64 time=2.43 ms
> .
> .
> .
>
And so on...
> --- 192.168.0.206 ping statistics ---
> 850 packets transmitted, 850 received, 0% packet loss, time 849010ms
> rtt min/avg/max/mdev = 2.399/11.623/1001.859/92.782 ms, pipe 3
>
--
View this message in context: http://www.nabble.com/Virtex-TEMAC-ping--s-10000-host%2C-is-it-working--tf4812989.html#a13790720
Sent from the linuxppc-embedded mailing list archive at Nabble.com.
next prev parent reply other threads:[~2007-11-16 10:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-15 15:07 Virtex TEMAC ping -s 10000 host, is it working? alex_snippet
2007-11-16 10:30 ` Lorenz Kolb [this message]
2007-11-19 9:03 ` alex_snippet
2007-11-20 7:45 ` Lorenz Kolb
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=13790720.post@talk.nabble.com \
--to=linuxppcemb@lkmail.de \
--cc=linuxppc-embedded@ozlabs.org \
/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;
as well as URLs for NNTP newsgroup(s).