FTP AND UFCORS STATISTICS FOR DECEMBER 2007

January 16, 2008

FTP AND UFCORS STATISTICS FOR DECEMBER 2007

FTP server statistics for Dec 2007
Total Requests: 713505 (all FTP requests logged)
Total Data Transferred: 441546 MB (all files)

Requests for RINEX data: 673737 (94% of total requests)
2008 data: 466
2007 data: 332608 (49% of RINEX requests)
2006 data: 54667 ( 8% of RINEX requests)
2005 data: 31313 ( 4% of RINEX requests)
2004 data: 129540 (19% of RINEX requests)
2003 data: 11281 ( 1% of RINEX requests)
2002 data: 10641 ( 1% of RINEX requests)
2001 data: 42975 ( 6% of RINEX requests)
2000 data: 10154 ( 1% of RINEX requests)
1999 data: 2736
1998 data: 1337
1997 data: 773
1996 data: 17348 ( 2% of RINEX requests)
1995 data: 23893 ( 3% of RINEX requests)
1994 data: 4005

Requests for daily files. Requests for hourly files.
Total: 486333 - 421632 MB Total: 165396 - 15483 MB
Obs: 186997 - 343166 MB Obs: 18462 - 8623 MB
Nav: 0 - 0 MB Nav: 0 - 0 MB
Met: 3768 - 11 MB Met: 4403 - 3 MB
Sum: 919 - 0 MB Sum: 803 - 0 MB
Other: 294649 - 78436 MB Other: 141728 - 6850 MB

Requests for ephemerides files.
IGR: 388 - 29 MB
IGS: 152 - 12 MB
IGU: 248 - 30 MB
Brdc: 21218 - 892 MB

Other files: 2 - 0 MB


Requests from top 10 hosts (% of RINEX requests):
192.52.65.180: 143015 (21%) - 117657 MB (26%)
134.197.16.33: 134302 (19%) - 37788 MB ( 8%)
62.105.138.5: 96867 (14%) - 4016 MB ( 0%)
128.117.29.23: 71073 (10%) - 2944 MB ( 0%)
140.105.18.144: 48960 ( 7%) - 15678 MB ( 3%)
167.207.128.101: 13926 ( 2%) - 74892 MB (17%)
144.92.206.40: 12528 ( 1%) - 3961 MB ( 0%)
169.229.197.24: 9218 ( 1%) - 3020 MB ( 0%)
137.75.71.101: 8660 ( 1%) - 132 MB ( 0%)
139.17.134.127: 8607 ( 1%) - 2949 MB ( 0%)
140.172.184.10: 7496 ( 1%) - 70441 MB (16%)

Total: 554652 (82%) - 333484 MB (76%)

Unique hosts: 3616 - 441546 MB

Hosts with
1 request: 1447 (40%) - 428 MB ( 0%)
2-100 requests: 2059 (56%) - 31012 MB ( 7%)
101-1000 requests: 58 ( 1%) - 17544 MB ( 3%)
1001-10000 requests: 45 ( 1%) - 135620 MB (30%)
over 10000 requests: 7 ( 0%) - 256939 MB (58%)


Plots for "user-friendly" CORS (UFCORS) requests for last month
are available at the following web address:

http://www.ngs.noaa.gov/CORS-Proxy/UfcorsLogStatistics/corsstatisticsv3?month=Dec&year=2007

Month by month statistics can be viewed at:

http://www.ngs.noaa.gov/CORS-Proxy/UfcorsLogStatistics/corsstatisticsv3?month=All&year=2007

http://www.ngs.noaa.gov/CORS-Proxy/UfcorsLogStatistics
.

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