[c-nsp] Extremely slow performing show running-config

[Phil Mayers]

Jason Koh wrote:
> Hi there.
> 
> 1. The time taken for show run is about 7-10 minutes long
> 
> 2. #sh start
> Using 67275 out of 391160 bytes
> Can't really tell how much lines are there. It's a lot.

For comparison, we've got:

Using 220185 out of 1964024 bytes

...and ~8300 lines in the config and an nvgen (sh run/wr mem/copy run 
start) takes ~70 seconds.

However, we're on a sup720

> 
> 3. ROM: System Bootstrap, Version 12.1(11r)E1, RELEASE SOFTWARE (fc1)
> BOOTLDR: c6sup2_rp Software (c6sup2_rp-PS-M), Version 12.2(18)SXD4, RELEASE
> SOFTWARE (fc1)
> System image file is "sup-bootflash:c6k222-ps-mz.122-18.SXD4.bin"

You should probably consider upgrading that, but I have no idea if it'll 
correct the problem.