[j-nsp] RE : Re: Bo stream stuck error

ng plateau4185-puck at yahoo.com
Mon Nov 20 16:27:04 EST 2006

I'm seeing very high CPU load on an SSB board (I can
compare two redundant M20s).  I'm trying to find out
why this is happening.  Nothing more, there are
perhaps side effects I do not see.

I did not find the message log refered in your mail.

--- Pekka Savola <pekkas at netcore.fi> a écrit :

> On Mon, 20 Nov 2006, ng wrote:
> > I am troubleshooting a problem with a SSB on a
> M20.
> > 
> > Upon executing a "show pfe statistics error" I get
> > "many" "Bo stream stuck error".  Does anyone know
> what
> > those are?
> Do you see syslog messages, such as:
> BCHIP 0: recovering transient stream 0 stuck
> .. we had a case on this half a year ago also on
> M20.  
> What is the problem you're troubleshooting?
> In our case, some interfaces of an FPC got stuck:
> interfaces were up 
> but traffic was not working.  IS-IS on one interface
> also went down 
> with reason "Not SeenSelf". The other FPCs were
> apparently unaffected. 
> It seems FPC0 tried to recover unsuccessfully
> multiple times, with the 
> message ago.
> What we also saw was that some links on FE pics were
> continuously 
> flapping; up for 1 second, then down for hours or
> days.
> Outright I don't recall the solution.  FPC was
> replaced a couple of 
> times, but I suspect the root cause were FE pics on
> the FPC.  
> -- 
> Pekka Savola                 "You each name
> yourselves king, yet the
> Netcore Oy                    kingdom bleeds."
> Systems. Networks. Security. -- George R.R. Martin:
> A Clash of Kings

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