From: Matt Ayres <matta@tektonic.net>
To: xen-devel@lists.xensource.com
Subject: Re: ARP cache problems / slow connect times in routed mode - Bug #596 opened
Date: Sat, 01 Apr 2006 11:05:37 -0500 [thread overview]
Message-ID: <442EA4D1.1010600@tektonic.net> (raw)
In-Reply-To: <442D95E6.3030602@tektonic.net>
Matt Ayres wrote:
> Synopsis:
>
> A user of mine has debugged this issue for me. It seems a Xen guest in
> routed mode wants to arp cache any host it connects to with the MAC
> address FE:FF:FF:FF:FF:FF. The user also identified long connection
> times due to this. While a remote host is in the arp cache connection
> times are fast (30ms or so), when it is not it can be well over 1000ms.
> They have provided me the tcpdump output that proves this. They also
> proved it is due to the ARP cache by statically adding a remote host to
> the ARP cache and noting that connection times are very low.
>
> Full debugging information is attached to the bug.
>
> Bug URL: http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=596
>
I have assigned this by to myself and marked it as INVALID. It appears
to be specific to CentOS / Fedora and my specific setup.
Thank you,
Matt Ayres
next prev parent reply other threads:[~2006-04-01 16:05 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-31 20:49 ARP cache problems / slow connect times in routed mode - Bug #596 opened Matt Ayres
2006-04-01 16:05 ` Matt Ayres [this message]
2006-04-01 16:56 ` Keir Fraser
2006-04-01 17:12 ` Matt Ayres
2006-04-01 17:32 ` Keir Fraser
2006-04-01 19:43 ` Matt Ayres
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