TODO

TODO: (now)
------------------------------------------------------------------------------------------------------------
TODO: (later)
	Passenger: 
		- Clean up the probe receiving/handling code : merge it into one function
		
--------------------------------------------------------------------------------------------------------------
KNOWN BUGS:
	- if we send initial syn, timestamp is not recorded -- FIXME

--------------------------------------------------------------------------------------------------------------
TODO: (sometime)
	- add driver-side connection_add_rtt_estimate() code
	- handle sequence space wrapping :: PAWS
	- DONE(?) 64bit clean: some of the unittest code is not 64bit clean; who knows about rest (lame)
	- profile stuff to find out why slow
	- write an update function to write to somewhere the updates

-----------------------------------------------------------------------------------------------------------------
NOTES

cvs -d :pserver:anon@cvs.planet-lab.org:/cvs checkout plcmdline
./plcsh -r user -u capveg@cs.umd.edu -c 'system.listMethods()'
./plcsh -r user -u capveg@cs.umd.edu -c 'AdmGetNodes([],[ "hostname", "boot_state", "nodenetwork_id","ip"])'


----

Planetlab brokenness:
1145562017.099650 open("passenger.r365/data.216.130.244.91-22747", O_WRONLY|O_APPEND|O_CREAT, 0666) = 86 <1.011424>
1145562130.265640 open("passenger.r365/data.72.29.76.71-23483", O_WRONLY|O_APPEND|O_CREAT, 0666) = 11 <1.171127>
1145562204.838152 open("passenger.r365/data.62.99.138.52-24019", O_WRONLY|O_APPEND|O_CREAT, 0666) = 89 <1.379706>
1145562280.221477 open("passenger.r365/data.167.7.218.5-24517", O_WRONLY|O_APPEND|O_CREAT, 0666) = 99 <1.506587>
1145562926.738583 open("passenger.r365/data.216.120.241.242-28958", O_WRONLY|O_APPEND|O_CREAT, 0666) = 161 <1.275985>
1145563221.163969 write(189, "202.57.0.19:80 :: new connection"..., 222) = 222 <1.276195>
1145563461.830102 open("passenger.r365/data.62.166.138.212-32757", O_WRONLY|O_APPEND|O_CREAT, 0666) = 69 <1.170591>
1145563571.517208 open("passenger.r365/data.66.45.120.139-33549", O_WRONLY|O_APPEND|O_CREAT, 0666) = 30 <1.484505>
1145563726.648005 open("passenger.r365/data.64.26.172.56-34581", O_WRONLY|O_APPEND|O_CREAT, 0666) = 121 <1.000987>
1145564471.577400 open("passenger.r365/data.208.2.209.194-39616", O_WRONLY|O_APPEND|O_CREAT, 0666) = 43 <1.392507>
1145564971.727222 open("passenger.r365/data.66.33.211.131-42882", O_WRONLY|O_APPEND|O_CREAT, 0666) = 9 <1.373533>
1145565222.713370 open("passenger.r365/data.206.246.241.158-44580", O_WRONLY|O_APPEND|O_CREAT, 0666) = 56 <1.248658>
1145565292.321547 open("passenger.r365/data.72.29.74.195-45037", O_WRONLY|O_APPEND|O_CREAT, 0666) = 62 <1.166323>
1145565608.319898 open("passenger.r365/data.219.118.71.36-47063", O_WRONLY|O_APPEND|O_CREAT, 0666) = 134 <1.206167>
1145565762.303480 open("passenger.r365/data.213.61.126.89-48022", O_WRONLY|O_APPEND|O_CREAT, 0666) = 131 <1.291558>
1145565847.535892 open("passenger.r365/data.69.80.208.229-48618", O_WRONLY|O_APPEND|O_CREAT, 0666) = 24 <1.192267>
1145565887.860416 open("passenger.r365/data.70.85.248.194-33175", O_WRONLY|O_APPEND|O_CREAT, 0666) = 91 <1.267347>
1145566267.371432 write(25, "ut TTL 14 iteration=2\t time=1145"..., 4096) = 4096 <1.177351>
1145566307.146484 open("passenger.r365/data.66.181.193.74-51597", O_WRONLY|O_APPEND|O_CREAT, 0666) = 42 <1.025843>


Follow up:
- ran passenger + fast_wget at the same time as a tcpdump, and tcpdump was dropping *more* packets than
	passenger (passenger ignores non-DF packets).  So, problem is probably not in our code