[c-nsp] ASR1001 RAM

[Gabriel]

I'm now filtering the full tables on these routers. In this situation,
would those outputs still be relevant?

On Tue, Aug 12, 2014 at 5:59 PM, Antonio Soares <amsoares at netcabo.pt> wrote:
> Can you share these outputs from both routers ?
>
> "show cef fib"
> "show cef table"
>
>
> Regards,
>
> Antonio Soares, CCIE #18473 (RS/SP)
> amsoares at netcabo.pt
> http://www.ccie18473.net
>
> -----Original Message-----
> From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Gabriel
> Sent: terça-feira, 12 de Agosto de 2014 14:36
> To: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] ASR1001 RAM
>
> Hi,
>
> we have 2 ASR1001 in one location. They each receive a full table from different providers and have an iBGP session between them. One of them generated this message today:
>
> *Aug 11 23:11:16.983: %FIB-2-FIBDOWN: CEF has been disabled due to a low memory condition. It can be re-enabled by configuring "ip cef [distributed]"
>
> For some reason, it only saw 500k prefixes today (I'm assuming the provider is doing some aggregation before sending the full table?).
> I had to put some filtering in place and then re-enabled CEF. IOS-XE version is 3.07.01.S.152-4.S1
>
> We have the exact same setup in another location (with different ISPs). The only difference is the IOS-XE version: 3.06.00.S.152-2.S. I saw one of these exceed 500k and there were no error messages whatsoever.
>
>
>
> On Mon, Aug 11, 2014 at 9:35 PM, Rich Lewis <RLewis at sis.tv> wrote:
>> Those memory figures below are from an ASR1001 running IOS-XE 03.09.00.S / 15.3(2)S.
>>
>> What was the image that you ran into memory issues with? Just so I
>> know to avoid it! :-)
>>
>>
>>> -----Original Message-----
>>> From: Gustav UHLANDER [mailto:gustav.ulander at steria.se]
>>> Sent: 09 August 2014 23:33
>>>
>>> Yea that depends on sw version.
>>> We ran into the issue when upgrading to a newer image on routers that
>>> receive full feeds from upstream.
>>> Sent it to tac and they said it was memory issue.
>>>
>>> Skickas med OWA för iPad
>>> ________________________________________
>>>> Från: cisco-nsp <cisco-nsp-bounces at puck.nether.net> för Rich Lewis
>>>> <RLewis at sis.tv>
>>>> Skickat: den 6 augusti 2014 21:30:55
>>>>
>>>>
>>>> FWIW, we have full tables on an ASR1001 with 4GB RAM, and with
>>>> add-path
>>>> enabled:
>>>>
>>>> 503890 network entries using 124964720 bytes of memory
>>>> 982424 path entries using 110031488 bytes of memory BGP using
>>>> 281251490 total bytes of memory
>>>>
>>>> I guess it depends what else you're doing, but 4GB would seem ample
>>>> on the face of it.
>>
>>
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