[c-nsp] pruned routes, memory still low on Cisco 7507

[neal rauhauser]

  I cleared them soft when I made the changes. I'll try a hard clear next -
thanks.




On 10/14/07, Oliver Boehmer (oboehmer) <oboehmer at cisco.com> wrote:
>
> neal rauhauser <> wrote on Sunday, October 14, 2007 6:40 PM:
>
> >   I have some 7507s under my care with RSP4s taking full routes from
> > Sprint and McLeod. We were getting tight on memory so we stopped
> > accepting all /24s except 192.0.0.0/7. The memory usage reported by
> > "sh ip bgp su" dropped from about 57 meg to half of that, but "show
> > proc mem" still appears to be dangerously low - only 2 meg free on
> > one box.
> >
> >    I'm running 12.0.32S1 and the machines have been behaving well.
> > Here is the output from show proc mem with the small ones trimmed.
> > Does IOS keep freed memory in the hands of the pool manager progress
> > instead of returning it to free?
>
> I guess the memory hasn't been released by the BGP process, right? BGP
> process allocates memory in large chunks, and as long as there are still
> some paths/nets using the chunk, it isn't returned to IOS. Please
> consider resetting the peers (clear ip bgp *).
>
>         oli
>