Hi All,
Yesterday I created bug 50906 for this issue: 
https://issues.apache.org/bugzilla/show_bug.cgi?id=50906

Since then I've got some more details to add:

- I'm running with nginx in front of tomcat
- The 60 second timeout is happening in nginx and not tomcat
- Regardless of whether or not I'm using libtcnative, I don't see the 
terminating "0\r\n\r\n" being sent by tomcat to nginx
- When *not* using libtcnative, the connection is closed after writing the 
response; there's a FIN, in addition to ACK on the last TCP packet from tomcat. 
Nginx seems to use this to infer the end of the response and add the 
"0\r\n\r\n" to the reply sent to the client.
- When using libtcnative, there is no FIN on the last TCP ACK packet, and the 
connection stays open. One minute later nginx times out waiting for the 
response to complete and adds the "0\r\n\r\n" to the response to the client.
- I notice that if I use curl to make a request directly to tomcat (instead of 
going through nginx), then I do see the terminating "0\r\n\r\n". I still see a 
difference in that tomcat disconnects immediately after the reply when *not* 
using the native library.

Any ideas?

Thanks,
Chris

On March 9, 2011 04:56:22 pm Mark Thomas wrote:
> On 09/03/2011 21:49, Chris wrote:
> > Hi,
> > I'm using Tomcat 7.0.8 on Ubuntu 10.10.
> > 
> > When using the APR based Tomcat Native Library (libtcnative), responses 
> > from Tomcat are being sent with a chunked encoding, but the "0" terminating 
> > the chunked response isn't sent until exactly 1 minute later.
> > 
> > The response is being written to an 
> > org.apache.catalina.connector.CoyoteOutputStream. The following calls are 
> > made:
> > out.write(resp);
> > out.flush();
> > out.close();
> > 
> > If I just remove the libtcnative-1.so, so that Tomcat loads without using 
> > it, then the response still uses chunked encoding, but the terminating "0" 
> > is sent immediately, with the rest of the response.
> > 
> > Any ideas would be appreciated.
> 
> Sounds like a bug. Please create a bugzilla entry.
> 
> Mark
> 
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