[nsp] AS5300 loosing memory

Jason Houx coldiso at houx.org
Wed Aug 20 16:14:38 EDT 2003


Just to add to this - We too { AS7106 } started seeing the same issue
today and had been blocking the previous problems at the core.  Our 
AS5248's and AS5300 had been having the problem all day.  We just updated 
our core for the Nachi Worm and this looks to have slowed down the pace. 
We do have a TAC case open on this.  It will be interesting to see what 
they have to say ;-)  -  Anyone interested in me updating the list with 
TAC findings?  

------------------------------------------------------------
    (_ )     Jason Houx, CCNA <coldiso at houx.org>
 \\\'',) ^   Com.net Inc.
   \/  \(    Bright.net Network Operations
   .\._/_)
   OpenBSD   Unix - live free or DIE!
------------------------------------------------------------


On Wed, 20 Aug 2003, Siva Valliappan wrote:

> there are newer documents on CCO to combat the below worms.  you can find
> them on:
> 
> http://www.cisco.com/warp/public/707/advisory.html
> 
> cheers
> .siva
> 
> On Wed, 20 Aug 2003, Siva Valliappan wrote:
> 
> > Hi Jay,
> >
> >    you end users might be infected with blaster or some variant (sobig,
> > nachi, etc).  it sounds like you are fast-switching on those routers
> > and they are consuming all the available memory in building cache
> > tables.
> >
> > check the below url out on how to deal with such types of worms.
> >
> > http://www.cisco.com/warp/customer/63/ts_codred_worm.shtml
> >
> > cheers
> > .siva
> >
> > On Wed, 20 Aug 2003, Jay Nakamura wrote:
> >
> > >
> > > We have suddenly having issues with our as5300s.  We were running
> > > 12.2(15)T5, I noticed gradual memory leak over days but one day free memory
> > > just dropped and most of our 5300s started crashing.  Reboot helped for
> > > couple hours but it started using up memory again.  I switched over to
> > > 12.2(17a) but that hasn't solved the problem.
> > >
> > > If I do "sh proc mem", it seems that "IP Input" is hogging the RAM.  If I do
> > > "clear ip route *", the free memory will increase to normal level but it
> > > will again keep dropping.
> > >
> > > I am unsure as to the cause of the problem.  Any suggestions on what to look
> > > for or what I can do?
> > >
> > > --
> > >
> > > -- J.S. Nakamura --                 Phone  (812)337-5070 x213
> > > -- Kiva Networking --               Fax    (812)337-5082
> > >                                     email  jnakamur at kiva.net
> > >
> > >
> > > _______________________________________________
> > > cisco-nsp mailing list  cisco-nsp at puck.nether.net
> > > https://puck.nether.net/mailman/listinfo/cisco-nsp
> > > archive at http://puck.nether.net/pipermail/cisco-nsp/
> > >
> >
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