Lots of "No route to host" in Nginx error log

Weibin Yao nbubingo at gmail.com
Wed Jan 6 05:36:07 MSK 2010

xufengnju at 2010-1-6 10:04 wrote:
> Hi All,
> We got lots of "No route to host" in Nginx error log.
> '
> 2010/01/05 22:28:01 [error] 29366#0: *26063920 connect() failed (113: No route to host) while connecting to upstream, client:, server: test.com, request: GET /herundong/index.php HTTP/1.1, upstream: http://x.y.z.a:80/herundong/index.php, host: events.test.com  
> '
"No route to host" is the error string of system call connect.  It's  
error  value is  113.  It  means  the server can't find the route to 
the  backend server. This's the network problem, not nginx.

Weibin Yao

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