Mastering Nginx

(Ron) #1

Troubleshooting Techniques


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[debug] #0: * http write
filter limit 0
[debug] #0: * http write
filter 0000000001911050
[debug] #0: * http copy
filter: -2 "/ImageFile.jpg?file=ImageFile.jpg"
[debug] #0: * http finalize
request: -2, "/ImageFile.jpg?file=ImageFile.jpg" a:1, c:1
[debug] #0: * http run
request: "/ImageFile.jpg?file=ImageFile.jpg"
[debug] #0: * http writer
handler: "/ImageFile.jpg?file=ImageFile.jpg"
[debug] #0: * http output
filter "/ImageFile.jpg?file=ImageFile.jpg"
[debug] #0: * http copy
filter: "/ImageFile.jpg?file=ImageFile.jpg"
[debug] #0: * http postpone
filter "/ImageFile.jpg?file=ImageFile.jpg" 0000000000000000
[debug] #0: * http write
filter: l:1 f:0 s:234338
[debug] #0: * http write
filter limit 0
[debug] #0: * http write
filter 0000000000000000
[debug] #0: * http copy
filter: 0 "/ImageFile.jpg?file=ImageFile.jpg"
[debug] #0: * http writer
output filter: 0, "/ImageFile.jpg?file=ImageFile.jpg"
[debug] #0: * http writer
done: "/ImageFile.jpg?file=ImageFile.jpg"

Once the output filters have run, the request is finalized:


[debug] #0: * http finalize
request: 0, "/ImageFile.jpg?file=ImageFile.jpg" a:1, c:1

The keepalive handler is responsible for determining if the connection should


remain open:


[debug] #0: * set http
keepalive handler
[debug] #0: * http close
request
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