Nginx TCP Delays

[Khalid Shaikh]

Team,
Here is another sample point.  See the 9 second delay on the server I keep
speaking about.  This problem shows across multiple servers.  The one we are
investigating is http://67.159.60.59/status.  Same nginx.conf across all.

root at pa:~# clear; ./status.rb
Active connections: 17442
server accepts handled requests
 291457 291457 499538
Reading: 242 Writing: 3838 Waiting: 13362
http://208.53.158.42/status     0.07 seconds

Active connections: 11545
server accepts handled requests
 8720635 8720635 13904180
Reading: 154 Writing: 1370 Waiting: 10021
http://67.159.60.37/status      0.03 seconds

Active connections: 3807
server accepts handled requests
 3758087 3758087 27448407
Reading: 44 Writing: 213 Waiting: 3550
http://66.90.101.97/status      0.04 seconds

Active connections: 8855
server accepts handled requests
 6865763 6865763 10978021
Reading: 133 Writing: 988 Waiting: 7734
http://208.53.158.75/status     0.03 seconds

Active connections: 10571
server accepts handled requests
 194174 194174 467424
Reading: 106 Writing: 2147 Waiting: 8318
http://67.159.60.59/status      9.03 seconds

Active connections: 8354
server accepts handled requests
 4314517 4314517 6679147
Reading: 195 Writing: 1954 Waiting: 6205
http://208.53.158.200/status    0.03 seconds
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