[c-nsp] Enabling IPv6 on 2951 with VRF consumed 240MB of RAM. Why?

Lukasz Bromirski lukasz at bromirski.net
Wed Jan 26 03:34:45 EST 2011


On 2011-01-26 01:44, Jay Nakamura wrote:
> So, here is top part of sh proc mem sorted
>
>   PID TTY  Allocated      Freed    Holding    Getbufs    Retbufs Process
>   310   0 1746803856  971712708  450082968          0          0 BGP Router
>   158   0  212638192   94411816  121685252          0          0 IP RIB Update
>    83   0  736073272 4103108932   79536900          0          0 BGP Scanner
>     0   0  189564756   98708008   73904172          0          0 *Init*

Hm, was the memory allocation connected somehow with the deaggregation
of the IPv4 prefixes you're receiving/holding?

How many IPv4 prefixes you do have in global and in VRFs? I doubt
it's connected with IPv6, at least without looking at the configuration.

If indeed IPv6 is not yet configured, but you decided to add it to
BGP config, are there any IPv6 prefixes you're receiving on the IPv4
transport session?

-- 
"There's no sense in being precise when |               Łukasz Bromirski
  you don't know what you're talking     |      jid:lbromirski at jabber.org
  about."               John von Neumann |    http://lukasz.bromirski.net


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