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Дата изменения: Tue May 17 05:58:32 2011
Дата индексирования: Tue Oct 2 06:22:12 2012
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Поисковые слова: annular solar eclipse
network info

Network Info.

jan 2007

Ao topology


16may11 - Requests to naic http daemon

    The http access logs for 01jan11 thru 16may11 were checked to see who was accessing the ao http daemon.
the file lists the requestors. The file info is:

Most active requestors jan11-may11
Network
 Name
 #hosts
 # accesses
192.253.128 dns.cit.cornell.edu 3
 2166558
115.195.67
hidden-master.yahoo.com 15
 410740
71.249.66 ns1.google.com 43
341233
67.195.37 hidden-master.yahoo.com 4
 283975
67.195.114 hidden-master.yahoo.com 13
 221836
192.65.175 naic.edu 80
 159859
I ignored networks with less than 1000 requests in jan-may timeperiod.

processing: xxx/http/httplog.pl

17jan07: megs/megs2 slow transfers to local network. Measure some i/o rates.

    megs (ultra10) megs2 (3.2 Ghz linux) were getting slow performance. I did some rough measurements using ftp, sftp,and scp.
 
 
cpu From cpuTo i/o Rate program Notes
aolc3 megs2 340 kb/sec sftp





aolc6 megs2 320 kb/sec sftp 2 times
aolc6 megs 92 kb/sec sftp
aolc6 agauda 15 mb/sec scp gigabit link





megs fusion01 92kb/sec ftp aolcc





megs megs2 11 mb/sec sftp or scp on same  100 mbit
switch in room.
megs2 megs 2.2 mb/sec sftp or scp on same 100 mbit
switch in room
megs megs2 160 kb/sec scp megs2 now on gigabit switch
megs still on 100 mbit.


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