[169042] in North American Network Operators' Group
Re: 7206 VXR NPE-G1 throughput
daemon@ATHENA.MIT.EDU (joel jaeggli)
Mon Feb 10 12:14:30 2014
Date: Mon, 10 Feb 2014 09:12:50 -0800
From: joel jaeggli <joelja@bogus.com>
To: Vlade Ristevski <vristevs@ramapo.edu>, nanog@nanog.org
In-Reply-To: <52F8F6FA.5010709@ramapo.edu>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
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On 2/10/14, 7:57 AM, Vlade Ristevski wrote:
> Thanks for the link. When I looked at it, the PPS and bandwidth didn't
> really match what I see on my network so I'm curious to see what people=
> are actually seeing. It looks like their test is done using very small
> packets (64K). Our traffic is mostly web with a lot of Video (netflix =
,
> Hulu, youtube, Flash etc) so we're dealing with a lot less packets that=
> are much larger. Based on the numbers I posted, we' would be at the BW=
> limit without even coming close the PPS limit (if we were running the
> traffic through the 7206).
so those pps numbers are worst case (small packet) but the acl count
/distribution and so on are going to impact what you actually get in the
downward direction.
>=20
> On 2/10/2014 10:41 AM, joel jaeggli wrote:
>> On 2/10/14, 7:17 AM, Vlade Ristevski wrote:
>>> We are looking to double the bandwidth on one of our circuits from
>>> 300Mbps to 600Mbps. We currently use a Cisco 7206VXR with an NPE-G1
>>> card. These seem like very popular routers so I'm hoping a few people=
on
>>> this list have them deployed. If you or a customer have these deploye=
d,
>>> how much bandwidth have you seen them handle? This will be handling d=
orm
>>> traffic at a college so it's mostly download. The 7206 handles our 30=
0
>>> Mbps circuit just fine, but we are moving it to our 600Mbps circuit. =
At
>>> peak we've seen the following numbers for that circuit:
>>>
>>>
>>> 30 second input rate 559982000 bits/sec, 55809 packets/sec
>>> 30 second output rate 55429000 bits/sec, 32598 packets/sec
>>> 267756984712 packets input, 333325152556755 bytes, 0 no buffer
>>>
>>> This is the interface that connects to our provider. As you can see i=
ts
>>> almost all download traffic. Our ASR1002 handles it without a sweat b=
ut
>>> I'm a little skeptical of whether the 7206 will hold up.
>> I wouldn't expect a g1 to do much more than half a gig...
>>
>> https://supportforums.cisco.com/servlet/JiveServlet/download/561469-95=
12/routerperformance.pdf
>>
>>
>>> Answers on and off list are appreciated.
>>>
>>> Thanks,
>>>
>>>
>>
>=20
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