Date: Thu, 10 Jun 2010 00:25:12 +0200 From: Max Laier <max@love2party.net> To: Nick Rogers <ncrogers@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: arp(8) performance w/ many aliases assigned to an interface Message-ID: <201006100025.12881.max@love2party.net> In-Reply-To: <AANLkTilr85LkICGxU0B-Bjr5cDcUhOYjEykOhzGRWRGQ@mail.gmail.com> References: <AANLkTikLZCREKNUdon_kRHtzvPkk-XbbXF9ghUuBjoGw@mail.gmail.com> <201006092330.30750.max@love2party.net> <AANLkTilr85LkICGxU0B-Bjr5cDcUhOYjEykOhzGRWRGQ@mail.gmail.com>
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On Wednesday 09 June 2010 23:56:27 Nick Rogers wrote: > Thanks a lot, I have been trying to get a meaningful response on this issue > for about a week now. Guess I finally got the right list. Thanks again! I saw your post before on -net etc, just never found the time ... and then I forgot. So it was more the right timing, than the right list :-) > Can this change make it into 8.1-RELEASE? It looks like it might be too late, I'll ask once the HEAD commit is done, but I wouldn't count on it. > On Wed, Jun 9, 2010 at 5:30 PM, Max Laier <max@love2party.net> wrote: > > On Wednesday 09 June 2010 23:21:05 Max Laier wrote: > > > Hello Nick, > > > > > > On Wednesday 09 June 2010 20:17:43 Nick Rogers wrote: > > > > Is there something that can be done to speedup the call to > > > > if_indextoname(), or would it be worthwhile for me to submit a patch > > > > that > > > > > > adds the ability to skip the interface lookup as an arp(8) option? > > > > > > how about the attached: > > > > > > # time arp -an > /dev/null > > > 0.171u 0.462s 0:00.63 100.0% 21+1538k 0+0io 0pf+0w > > > # time arp.patched -an > /dev/null > > > 0.005u 0.000s 0:00.00 0.0% 0+0k 0+0io 0pf+0w > > > > > > # arp -an | wc -l > > > > > > 1095 > > > > > > I'll commit this soon unless somebody objects. > > > > ... make that s/long/int64_t/ ... I keep forgetting that long is 32bit > > sometimes. > > !DSPAM:4c100e18981892214220659!
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