Maintaining Communications Capabilities during Major Natural Disasters and other Emergency Situations

Final report from Internal Affairs and Communications "Maintaining Communications Capabilities during Major Natural Disasters and other Emergency Situations" is available on
http://www.soumu.go.jp/main_content/000146938.pdf
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flow

flowtable on FreeBSD 8.0:

net.inet.flowtable.nmbflows: 4096
net.inet.flowtable.tcp_expire: 86400
net.inet.flowtable.fin_wait_expire: 600
net.inet.flowtable.udp_expire: 300
net.inet.flowtable.syn_expire: 300
net.inet.flowtable.collisions: 1
net.inet.flowtable.max_depth: 1
net.inet.flowtable.free_checks: 2519
net.inet.flowtable.frees: 473
net.inet.flowtable.misses: 475
net.inet.flowtable.lookups: 46289
net.inet.flowtable.hits: 45814
net.inet.flowtable.enable: 1

Master Class

http://www.youtube.com/watch?v=CNjNXuGQaAE

well, berhubung dulu pernah sekolah musik, ujian di kelas musik

seringkali lebih stres/tegang daripada ujian di kelas umum (fisika, matematika,etc) :) 

The Formula That Killed Wall Street

http://www.portfolio.com/business-news/2009/03/03/Formula-That-Killed-Wall-Street?PMID=alsoin/A-Mathematical-Demise

well, why do we have to blame formula? :)

another story:
http://www.nytimes.com/2009/03/10/science/10quant.html?_r=1&hp=&pagewanted=all

nvidia cuda

CUDA Device Query (Runtime API) version (CUDART static linking)
There is 1 device supporting CUDA

Device 0: "GeForce 9500 GT"
CUDA Capability Major revision number: 1
CUDA Capability Minor revision number: 1
Total amount of global memory: 536150016 bytes
Number of multiprocessors: 4
Number of cores: 32
Total amount of constant memory: 65536 bytes
Total amount of shared memory per block: 16384 bytes
Total number of registers available per block: 8192
Warp size: 32
Maximum number of threads per block: 512
Maximum sizes of each dimension of a block: 512 x 512 x 64
Maximum sizes of each dimension of a grid: 65535 x 65535 x 1
Maximum memory pitch: 262144 bytes
Texture alignment: 256 bytes
Clock rate: 1.35 GHz
Concurrent copy and execution: Yes
Run time limit on kernels: Yes
Integrated: Yes
Support host page-locked memory mapping: Yes
Compute mode: Default (multiple host threads can use this device simultaneously)


it works now!
semester depan beli nvidia Tesla :)

Public Lecture by P Francis

Public lecture by P.Francis in Media Center from 13.00 until 14.00.
Just FYI, P.Francis is the Author of NAT RFC1631 in 1994.
He will be give presentation about Clean Slate Design of Internet.
some important points:
1.Routing table problem statement
2.So many ideas, so little impact.
2.1 industry impact in networking is hard
2.2 all players must see short term $$$
3.virtual aggregration for routing table

PAM2009(1)

I currently attend on PAM (Passive and Active Measurement) conference in Seoul National University, Seoul, South Korea.
31/03/2009: Haneda -> Gimpo
31/03/2009: Stay in Siloam Jimjilbang
01/04/2009: morning, went to several Unesco world heritage sites.
noon-afternoon, went to conference site.

1.many nice student presentations;
2.industrial panel discussion about What Flows in Todays Internet was very interesting;