[c-nsp] GSR12008|GRP-B|4OC12/ATM-MM-SC|3GE-GBIC-SC throughput?

Jason Lixfeld jason at lixfeld.ca
Wed Apr 15 13:31:24 EDT 2009


On 15-Apr-09, at 1:11 PM, Lamar Owen wrote:

> But, back to the 12012, in full-bandwidth mode, the fabric is  
> theoretically
> capable of giving 2.4Gb/s to each linecard.  In quarter-bandwidth  
> mode, you
> get 622Mb/s to each linecard.  What does 'show controllers fia' tell  
> you?  Only
> engine 0 cards are supposed to run in quarter-bandwidth mode, but,  
> given all
> the other 'undocumented' things about the GSR, who knows?   
> (undocumented
> things like 'show fabric' for instance).  I'm not even sure the  
> 12008 can be
> set up in quarter bandwidth mode; the 12012 can, though.

show cont fia tells me that 0s are a good thing ;)

bdr1.nyc-hudson-12008#show controllers fia
Fabric configuration: 2.4Gbps bandwidth, redundant fabric
Master Scheduler: Slot 17     Backup Scheduler: Slot 16
Fab epoch no 0          Halt count 0

 From Fabric FIA Errors
-----------------------
redund fifo parity 0          redund overflow 0          cell drops 0
crc32 lkup parity  0          cell parity     0          crc32      0
Switch cards present    0x001F    Slots  16 17 18 19 20
Switch cards monitored  0x001F    Slots  16 17 18 19 20
Slot:     16         17         18         19         20
Name:    csc0       csc1       sfc0       sfc1       sfc2
        --------   --------   --------   --------   --------
los    0          0          0          0          0
state  Off        Off        Off        Off        Off
crc16  0          0          0          0          0

To Fabric FIA Errors
-----------------------
sca not pres 0          req error     0          uni fifo overflow 0
grant parity 0          multi req     0          uni fifo undrflow 0
cntrl parity 0          uni req       0          crc32 lkup parity 0
multi fifo   0          empty dst req 0          handshake error   0
cell parity  0
bdr1.nyc-hudson-12008#

> Also, last question, what IOS are you running?  If you're not on  
> 12.0(32)S12,
> you can be, even without a service contract, by filing a free  
> upgrade request
> with TAC and reference either the September 24, 2008 security  
> advisories or
> the latest March 25th advisory bundle.

We're on S8, not S12.

Anything sticking out about the S8 vs. S12, or just trying to make  
sure the yard is clean?


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