I think: >From winsock.h: #define WSABASEERR 10000 #define WSAECONNABORTED (WSABASEERR+53)
>From VC.NET help files: WSAECONNABORTED=The virtual circuit was terminated due to a time-out or other failure. The application should close the socket as it is no longer usable. Dave. > Thanks Dave. > > Now if someone has windows and can grep what errno "53" means... > > > Costin > > Oxley, David wrote: > >> Costin, >> >> Here is the log produced with mod_jk HEAD: >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (681)]: ERROR: can't >> receive >> the response message from tomcat, network problems or tomcat is down. >> err=-53 >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (1051)]: Error reading >> reply >> from tomcat. Tomcat is down or network problems. >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (1188)]: ERROR: Receiving >> [from >> tomcat failed, recoverable operation. err=0 >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (681)]: ERROR: can't >> receive >> the response message from tomcat, network problems or tomcat is down. >> err=-1 >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (1051)]: Error reading >> reply >> from tomcat. Tomcat is down or network problems. >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (1188)]: ERROR: Receiving >> [from >> tomcat failed, recoverable operation. err=1 >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (681)]: ERROR: can't >> receive >> the response message from tomcat, network problems or tomcat is down. >> err=-1 >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (1051)]: Error reading >> reply >> from tomcat. Tomcat is down or network problems. >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (1188)]: ERROR: Receiving >> [from >> tomcat failed, recoverable operation. err=2 >> [Mon Feb 17 17:23:26 2003] [jk_ajp_common.c (1199)]: Error connecting >> to >> tomcat. Tomcat is probably not started or is listenning on the wrong >> port. >> Failed errno = 53 >> >> Cheers. >> Dave. >> >>> -----Original Message----- >>> From: Oxley, David [mailto:[EMAIL PROTECTED]] >>> Sent: 17 February 2003 17:00 >>> To: 'Tomcat Developers List' >>> Subject: RE: mod_jk and Apache timeouts? >>> >>> Costin, >>> >>> I will rebuild from HEAD now and give it a try. >>> But I think I may have sorted found the problem. I have changed the >>> Connector timeout to -1 in server.xml, and error 500's is no longer >>> returned. >>> Therefore on this box, mod_jk is too quick for Tomcat (I think). >>> mod_jk tries to connect and fails 3 times (before TC has restarted its >>> Connector threads) and returns an error 500 to the client. >>> >>> Dave. >>> >>> > -----Original Message----- >>> > From: Costin Manolache [mailto:[EMAIL PROTECTED]] >>> > Sent: 17 February 2003 17:02 >>> > To: [EMAIL PROTECTED] >>> > Subject: Re: mod_jk and Apache timeouts? >>> > >>> > I suspect it's a windows specific return code from recv(). >>> > >>> > The code in question calls socket_recvfull - which in turn calls >>> recv() >>> > to fill a buffer. It handles EAGAIN - but knowing windows, it may be >>> > something else. >>> > >>> > If you can do a checkout from HEAD and built again - you should see >>> > the errno at the end of the message, so we can figure out what >>> happens. >>> > >>> > The first error is the one that matters - the others are just jk >>> doing >>> > a retry. The message is bad - err=0,1,2 should be "retry=0,1,2" >>> > >>> > >>> > >>> > Costin >>> > >>> > >>> > Oxley, David wrote: >>> > >>> > > I have some strange error messages in mod_jk.log that I cannot >>> explain, >>> > > and that I need to resolve urgently. >>> > > >>> > > Server: >>> > > Dual Xeon 2.5Ghz server. >>> > > Windows 2000 Professional SP3 >>> > > Apache 2.0.44 >>> > > Tomcat 4.1.18 >>> > > Mod_jk 1.2.2 >>> > > >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (681)]: ERROR: can't >>> > receive >>> > > the response message from tomcat, network problems or tomcat is >>> down. >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (1050)]: Error reading >>> > reply >>> > > from tomcat. Tomcat is down or network problems. >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (1187)]: ERROR: >>> > > [Receiving from >>> > > tomcat failed, recoverable operation. err=0 >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (681)]: ERROR: can't >>> > receive >>> > > the response message from tomcat, network problems or tomcat is >>> down. >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (1050)]: Error reading >>> > reply >>> > > from tomcat. Tomcat is down or network problems. >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (1187)]: ERROR: >>> > > [Receiving from >>> > > tomcat failed, recoverable operation. err=1 >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (681)]: ERROR: can't >>> > receive >>> > > the response message from tomcat, network problems or tomcat is >>> down. >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (1050)]: Error reading >>> > reply >>> > > from tomcat. Tomcat is down or network problems. >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (1187)]: ERROR: >>> > > [Receiving from >>> > > tomcat failed, recoverable operation. err=2 >>> > > [Mon Feb 17 14:49:38 2003] [jk_ajp_common.c (1198)]: Error >>> > > [connecting >>> > to >>> > > tomcat. Tomcat is probably not started or is listenning on the >>> wrong >>> > port. >>> > > Failed errno = 0 >>> > > >>> > > >>> > > >>> > > The line 'ERROR: Receiving from tomcat failed, recoverable >>> operation. >>> > > err=0' happens all the time but when the above happens i.e. err=0 >>> -> >>> > err=1 >>> > > -> err=2 the browser is returned an error 500. I have a much slower >>> box >>> > > (P4 1.7Ghz) that gets the err=0 line all the time but never gets >>> the >>> > err=1 >>> > > and err=2 lines and therefore never responds with an error 500. >>> > > >>> > > I have a feeling that there is a retry that is happening but the >>> box >>> is >>> > so >>> > > quick the threads on the Tomcat side aren't refreshed before Apache >>> > gives >>> > > up. If this can be fixed by changing the config files then I think >>> this >>> > > should be noted in the docs otherwise this is a bug!?!? >>> > > >>> > > >>> > > >>> > > Here is the relevant parts of the config. >>> > > >>> > > Server.xml: >>> > > >>> > > <Connector >>> className="org.apache.coyote.tomcat4.CoyoteConnector" >>> > > >>> > > port="8009" minProcessors="5" maxProcessors="75" >>> > > >>> > > enableLookups="true" redirectPort="443" >>> > > >>> > > acceptCount="10" debug="0" connectionTimeout="20000" >>> > > >>> > > useURIValidationHack="false" >>> > > >>> > > >>> > > protocolHandlerClassName="org.apache.jk.server.JkCoyoteHandler"/> >>> > > >>> > > workers.properties: >>> > > >>> > > worker.ajp13.port=8009 >>> > > >>> > > worker.ajp13.host=localhost >>> > > >>> > > worker.ajp13.type=ajp13 >>> > > >>> > > worker.ajp13.lbfactor=1 >>> > > >>> > > worker.ajp13.cachesize=10 >>> > > >>> > > worker.ajp13.cache_timeout=600 >>> > > >>> > > >>> > > >>> > > Thanks for your help. >>> > > >>> > > >>> > > >>> > > Dave Oxley >>> > > Development Team Leader >>> > > >>> > > Workplace Systems Plc >>> > > * +44 (0)118 9515 755 >>> > > * <mailto:[EMAIL PROTECTED]> >>> > > [EMAIL PROTECTED] >>> > > * <http://www.workplace-systems.plc.uk/> >>> > > http://www.workplace-systems.plc.uk >>> > > >>> > > >>> > > >>> > > There was once a young man who, in his youth, professed his desire >>> to >>> > > become a great writer. >>> > > When asked to define great, he said, "I want to write stuff that >>> the >>> > whole >>> > > world will read, stuff that people will react to on a truly >>> emotional >>> > > level, stuff that will make them scream, cry, howl in pain and >>> > > anger!" 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