[Samba] 32 seconds vs 72 minutes -- expected performance difference?

[Saurabh Nanda]

>
> I tried looking at the network capture using `tcpdump -A -X` but wasn't
> able to understand anything. I tried installing wireshark on a throwaway
> cloud instance, but realised that it's a GUI program. Can you please help
> be with the network trace at
> https://www.dropbox.com/s/r8cn0qggrvmrpc3/dump.pcap?dl=0 ? It's capturing
> the network chatter for ~1min of `ls -lR` on the shared folder. Does this
> help in getting to the bottom of this problem?
>

Help in analysing the tcpdump to get to the bottom of this perf issue would
be appreciated.

-- Saurabh.