[j-nsp] juniper-nsp Digest, Vol 64, Issue 19

[Yasir Iqbal Kayani]

Hi Paul,

yeah if you please elaborate it more....thnx

On Tue, Mar 18, 2008 at 9:00 PM, <juniper-nsp-request at puck.nether.net>
wrote:

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> Today's Topics:
>
>   1. Re: PFE problem? (Paul Goyette)
>   2. Re: PFE problem? (Tomasz Szewczyk)
>   3. Re: PFE problem? (Paul Goyette)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 18 Mar 2008 05:27:00 -0700
> From: "Paul Goyette" <pgoyette at juniper.net>
> Subject: Re: [j-nsp] PFE problem?
> To: "Tomasz Szewczyk" <tomeks at man.poznan.pl>,   "Juniper-NSP Mailing
>        list" <juniper-nsp at puck.nether.net>
> Message-ID:
>        <CECCF811165B8243AF2EB1C700B01518062570E5 at antibaryon.jnpr.net>
> Content-Type: text/plain;       charset="US-ASCII"
>
> >From a soon-to-be-published knowledge base article:
>
> sanchini at nantes> show pfe statistics traffic
> [...]
> Packet Forwarding Engine hardware discard statistics:
>    Timeout                    :                    0
>    Truncated key              :                    0
>    Bits to test               :                    0
>    Data error                 :                    0
>    Stack underflow            :                    0
>    Stack overflow             :                    0
>    Normal discard             :                 3077
>    Extended discard           :                  134
>    Invalid interface          :                    0
>    Info cell drops            :                    0
>    Fabric drops               :                    0
>
> The normal discard counter, in the show pfe statistics traffic output,
> reports the number of packets (notifications) that are silently
> discarded at packet forwarding engine level, without being further
> processed by the host (CPU on the System board or on the Routing
> Engine).
> ...
>
> Paul Goyette
> Juniper Networks Customer Service
> JTAC Senior Escalation Engineer
> PGP Key ID 0x53BA7731 Fingerprint:
>  FA29 0E3B 35AF E8AE 6651
>  0786 F758 55DE 53BA 7731
>
> > -----Original Message-----
> > From: juniper-nsp-bounces at puck.nether.net
> > [mailto:juniper-nsp-bounces at puck.nether.net] On Behalf Of
> > Tomasz Szewczyk
> > Sent: Tuesday, March 18, 2008 5:09 AM
> > To: Juniper-NSP Mailing list
> > Subject: [j-nsp] PFE problem?
> > Importance: High
> >
> > Hi,
> >
> > Does anyone know what is the meaning of "regular discard" on
> > Juniper M10?
> > I've got something like this from SBR:
> > PFE Hardware Discard statistics:
> >                     0 timeout
> >                     0 truncated key
> >                     0 bits to test
> >                     0 data error
> >                     0 stack underflow
> >                     0 stack overflow
> >             253176111 regular discard
> >                 93278 extended/illegal nexthop discard
> >                111989 invalid iif
> >                     0 info cell drops
> >                     0 input drops
> >                     0 fabric drops
> >                     0 aged packets
> > and it seems to be similar to
> > Normal discard             :            253193641
> > when using "show pfe statistics traffic"
> >
> > regards
> >
> > Tomek
> > _______________________________________________
> > juniper-nsp mailing list juniper-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/juniper-nsp
> >
>
>
> ------------------------------
>
> Message: 2
> Date: Tue, 18 Mar 2008 13:56:38 +0100
> From: Tomasz Szewczyk <tomeks at man.poznan.pl>
> Subject: Re: [j-nsp] PFE problem?
> To: Paul Goyette <pgoyette at juniper.net>
> Cc: Juniper-NSP Mailing list <juniper-nsp at puck.nether.net>
> Message-ID: <47DFBC06.3080702 at man.poznan.pl>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> Paul Goyette pisze:
> > The normal discard counter, in the show pfe statistics traffic output,
> > reports the number of packets (notifications) that are silently
> > discarded at packet forwarding engine level, without being further
> > processed by the host (CPU on the System board or on the Routing
> > Engine).
> > ...
> >
> Thanks Paul,
>
> Do you know possible reason why packets are discarded? I noticed that in
> our case about 200pps are discarded and I'm wondering why.
>
> Tomek
>
> --
> Tomasz Szewczyk
> Poznan Supercomputing and Networking Center
> e-mail: tomeks at man.poznan.pl
> tel: +48 61 8582020
> fax: +48 61 8525954
>
>
>
> ------------------------------
>
> Message: 3
> Date: Tue, 18 Mar 2008 06:01:01 -0700
> From: "Paul Goyette" <pgoyette at juniper.net>
> Subject: Re: [j-nsp] PFE problem?
> To: "Tomasz Szewczyk" <tomeks at man.poznan.pl>
> Cc: Juniper-NSP Mailing list <juniper-nsp at puck.nether.net>
> Message-ID:
>        <CECCF811165B8243AF2EB1C700B01518062570E6 at antibaryon.jnpr.net>
> Content-Type: text/plain;       charset="US-ASCII"
>
> > Thanks Paul,
> >
> > Do you know possible reason why packets are discarded? I
> > noticed that in
> > our case about 200pps are discarded and I'm wondering why.
>
> firewall filter?
>
>
> ------------------------------
>
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> End of juniper-nsp Digest, Vol 64, Issue 19
> *******************************************
>



-- 
Regards,

Yasir Kayani
Service Engineer II MPBN
Ericsson Pakistan Pvt Ltd