[c-nsp] PA-POS-2OC3
Clinton Work
clinton at scripty.com
Thu Nov 25 02:07:22 EST 2004
The following 7206/NPE400 hits about 75% CPU pushing one PA-POS-OC3SMI
to line rate.
You should be able to handle two OC3 ports with a NPE-G1. The following
router is
carrying full BGP routes and has netflow enable on all interfaces. Most
of the CPU is being
used for packet forwarding (CEF).
IOS (tm) 7200 Software (C7200-K4P-M), Version 12.0(23)Sx, EARLY
DEPLOYMENT RELEASE SOFTWARE (fc1)
cisco 7206VXR (NPE400) processor with 491520K/32768K bytes of memory.
Slot 0: C7200-I/O-2FE/E
Slot 1: PA-FE-TX
Slot 2: PA-POS-OC3SMI
Slot 4: PA-4E
Slot 6: PA-FE-TX
router>show proc cpu | ex 0.00
CPU utilization for five seconds: 78%/61%; one minute: 69%; five
minutes: 66%
PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process
35 13987648 51540040 271 0.16% 0.04% 0.05% 0 IP Input
105 21213304 50232768 422 0.16% 0.07% 0.07% 0 BGP Router
107 1403250564 4453987 315061 16.12% 9.33% 6.83% 0 BGP Scanner
router#show ip cef sum
IP CEF with switching (Table Version 16545804), flags=0x0, bits=8
158304 routes, 0 reresolve, 0 unresolved (0 old, 0 new), peak 152815
158304 leaves, 10455 nodes, 34302192 bytes, 9454201 inserts, 9295897
invalidations
router#show int pos2/0
POS2/0 is up, line protocol is up (APS working - active)
Hardware is Packet over Sonet
Internet address is x.x.x.x/30
MTU 4470 bytes, BW 155000 Kbit, DLY 100 usec, rely 255/255, load 178/255
Encapsulation HDLC, crc 32, loopback not set
Keepalive set (10 sec)
Scramble enabled
Carrier delay is 8 msec
Last input 00:00:00, output 00:00:00, output hang never
Last clearing of "show interface" counters 1w6d
Queueing strategy: fifo
Output queue 0/40, 9448 drops; input queue 0/75, 43 drops, 569 flushes
30 second input rate 111340000 bits/sec, 26871 packets/sec
30 second output rate 108401000 bits/sec, 27768 packets/sec
3763124545 packets input, 492412749 bytes, 59 no buffer
Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
0 parity
483 input errors, 483 CRC, 0 frame, 13054 overrun, 0 ignored, 0 abort
140830260 packets output, 2672112207 bytes, 0 underruns
0 output errors, 0 applique, 0 interface resets
0 output buffer failures, 0 output buffers swapped out
0 carrier transitions
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