[25454] in North American Network Operators' Group
Re: BGP and memory
daemon@ATHENA.MIT.EDU (Ron Buchalski)
Wed Oct 13 19:34:16 1999
Message-ID: <19991013232800.19868.qmail@hotmail.com>
From: "Ron Buchalski" <rbuchals@hotmail.com>
To: jared@puck.Nether.net, rbuchals@hotmail.com
Cc: alex@virgin.relcom.eu.net, nanog@merit.edu
Date: Wed, 13 Oct 1999 16:28:00 PDT
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Errors-To: owner-nanog-outgoing@merit.edu
>From: Jared Mauch <jared@puck.Nether.net>
>To: Ron Buchalski <rbuchals@hotmail.com>
>CC: alex@virgin.relcom.eu.net, nanog@merit.edu
>Subject: Re: BGP and memory
>Date: Wed, 13 Oct 1999 15:55:57 -0400
>
>
> Or buy third party memory instead of supporint
>Ron's children, or his stock portfolio ;)
>
Memory's cheap, as long as you continue to buy the right boxes for it!
-rb
> - jared
>
>On Wed, Oct 13, 1999 at 10:58:46AM -0700, Ron Buchalski wrote:
> >
> > The problem is, it's probably cheaper to engineer a box with more low
>cost
> > memory than it is to pay a high salary to a programmer to write small
>code.
> >
> > At least, it is in _this_ part of the world... ;-)
> >
> > -rb
> >
> > >From: "Alex P. Rudnev" <alex@virgin.relcom.eu.net>
> > >To: nanog@merit.edu
> > >Subject: BGP and memory
> > >Date: Wed, 13 Oct 1999 18:22:30 +0400 (MSD)
> > >
> > >
> > >Amazing fact:
> > >
> > >Come back to this talks about BGP and memory, I calculated the size of
> > >total BGP information in the 'show ip bgp' cisco output. No doubt, it's
> > >not all attributes printed here, but on the other hand it's the text
>view,
> > >not the binary presentation.
> > >
> > >Results are:
> > >
> > > 118113 lines
> > > 10065161 bytes (10Mb)
> > >
> > >100 bytes/route , in the text form, average.
> > >
> > >Compare to
> > >
> > >65955 network entries and 159898 paths using 12154642 bytes of memory
> > >31322 BGP path attribute entries using 2800660 bytes of memory
> > >14718 BGP route-map cache entries using 235488 bytes of memory
> > >1712 BGP filter-list cache entries using 27392 bytes of memory
> > >178 received paths for inbound soft reconfiguration
> > >BGP activity 540738/474776 prefixes, 5007746/4847848 paths
> > >3037709 prefixes revised.
> > >
> > >and note - this is BINARY form...
> > >
> > >No, if someone want to implement the core BGP in the 8 MB ram, he can
>do
> > >it as well (through the cost of his work + cost of debug should be much
> > >greater than the cost of 128RAM memory -:)).
> > >
> > >Aleksei Roudnev, Network Operations Center, Relcom, Moscow
> > >(+7 095) 194-19-95 (Network Operations Center Hot Line),(+7 095)
>230-41-41,
> > >N 13729 (pager)
> > >(+7 095) 196-72-12 (Support), (+7 095) 194-33-28 (Fax)
> > >
> > >
> >
> > ______________________________________________________
> > Get Your Private, Free Email at http://www.hotmail.com
>
>--
>Jared Mauch | pgp key available via finger from jared@puck.nether.net
>clue++; | http://puck.nether.net/~jared/ My statements are only mine.
>END OF LINE |
>
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