nginx error log

[Igor Sysoev]

On Fri, 12 Jan 2007, Igor Sysoev wrote:

> On Fri, 12 Jan 2007, Jeremy Hubert wrote:
>
>> I'm using nginx on a fairly high traffic site and I've noticed that my 
>> error log is growing really quickly. It seems to be filling up with "closed 
>> keepalive connection" statements.
>> 
>> 2007/01/12 10:04:49 [info] 23278#0: *2295 client 216.73.65.67 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:49 [info] 23278#0: *2749 client 81.182.163.223 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:49 [info] 23278#0: *4069 client 216.124.112.140 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:49 [info] 23282#0: *4046 client 195.93.60.72 closed 
>> keepalive connection
>> 2007/01/12 10:04:50 [info] 23281#0: *4078 client 216.124.112.140 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:50 [error] 23278#0: *4073 open() "/home/jhubert/ 
>> kidzworld/public/img/upload/quiz/qq11070482738906.jpg" failed (2: No such 
>> file or directory), client: 68.109.74.237, server: www.kidzworld.com, URL: 
>> "/img/upload/quiz/qq11070482738906.jpg", host: "www.kidzworld.com"
>> 2007/01/12 10:04:50 [info] 23281#0: *4082 client 216.124.112.140 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:50 [info] 23281#0: *4088 client 216.124.112.140 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:50 [info] 23281#0: *1915 client 87.247.70.33 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:50 [info] 23281#0: *4091 client 216.124.112.140 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:51 [info] 23282#0: *4050 client 24.239.239.67 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:51 [info] 23282#0: *4049 client 24.239.239.67 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:51 [info] 23282#0: *4035 client 90.26.128.152 closed 
>> keepalive connection (104: Connection reset by peer)
>> 2007/01/12 10:04:51 [info] 23282#0: *3997 client 200.38.11.107 closed 
>> keepalive connection
>> 2007/01/12 10:04:51 [info] 23279#0: *2952 client 213.217.198.50 closed 
>> keepalive connection
>> 
>> I'm wondering if this is normal?
>
> Yes, it's normal. You may increase the error log level to the "warn" level.

The messages "client ... closed keepalive connection (104: Connection
reset by peer)" mean usually that MSIE closed keepalive connection: it
closes keepalive connection using the RST packet.


Igor Sysoev
http://sysoev.ru/en/