Alright, thanks for your explanation! Are the "mod_jk: error flushing" messages more or less harmless? If so, I prefer sticking to 1.2.6 for the moment.
Durk > Hi Durk, > > the flushing has been changed in May 2005 around the time of version > 1.2.13 or 1.2.14. Previously there were a lot of calls to ap_rflush() > during the writing of responses. Because that produced many problems > (not only log messages) concerning performance and memory requirements, > these calls have been made optional. > > So updating to 1.2.19 really changes the flushing behaviour (and the > log statement is not there any longer). The old behaviour (lots of > flushing, but without the annoying log messages) can be configured with > newer mod_jk with "JkOptions +FlushPackets". That should only be > necessary, if your application has complex timing requirements. Per > default the switch is off. > > Regards, > > Rainer > > Durk Strooisma schrieb: >>> Hi Durk, >>> >>> are you really talking about mod_jk? >> >> Yep, the package "apache2-jakarta-tomcat-connectors" contains (from >> the included README file): >> 1. mod_jk + Ajp13Connector >> 2. mod_jk2 + CoyoteConnector + JkCoyoteHandler >> 3. mod_webapp + WarpConnector >> >> 2 is experimental, 3 is deprected, we're using option 1; mod_jk. >> >>> If yes: which version of nod_jk >>> are you using? It would be nice, if you could check version 1.2.19. >> >> It was kinda hard to figure out the version... I've grepped in >> /usr/lib/apache2/mod_jk.so for '1.2', and it came up with "1.2.6-dev". >> >> Source for the "apache2-jakarta-tomcat-connectors" package was a >> tarball called "jakarta-tomcat-connectors-4.1.30-src.tar.gz". 4.1.30 >> seems to be the version of connector bundle. I found the jk-version in >> jakarta-tomcat-connectors-4.1.30-src/jk/native/common/jk_version.h, >> which shows: 1.2.6, just as expected. >> >> Replacing this version with 1.2.9 isn't quite easy considering >> maintenance. The version that came with the SUSE-distribution ensures >> stability/compatibility (at least I may hope so considering it's an >> enterprise grade distro) and is easier maintainable (security updates >> just come with the update tool). >> >> Well, I COULD do some tests with other versions of mod_jk on the >> testing system, but as long as the issue doesn't harm the >> functionality of the web applications, I'm hesitating a little in >> investing my time and downtime of the system. >> >> But then again, IF a new version of mod_jk would eliminate the error >> messages, we still don't know why or what it actually was. >> >> Durk >> >>> Regards, >>> >>> Rainer >>> >>> Durk Strooisma wrote: >>>> Hi all! >>>> >>>> I'm wondering the same. >>>> >>>> I've got four servers (two production machines and their testing >>>> counter parts) running SUSE Linux Enterprise Server 9 with Apache 2, >>>> Tomcat 5, and ModJK. Below the relevant packages are shown: >>>> >>>> apache2 2.0.49-27.59 >>>> apache2-prefork 2.0.49-27.59 >>>> apache2-jakarta-tomcat-connectors 5.0.19-29.1 >>>> jakarta-tomcat 5.0.19-29.1 >>>> >>>> Since June 2006 I'm getting lots of "mod_jk: Error flushing \n" on >>>> one production system (and its testing system as well), but >>>> everything seems to work fine... The other production system isn't >>>> affected. >>>> >>>> It's kind of annoying that there's no timestamp shown in the error >>>> message. Debugging is really tough this way. I'm wondering what it >>>> means and whether it's harmless or not. Like Kevin states, nowhere >>>> on the internet this question seems to answered. >>>> >>>> Thanks in advance! >>>> >>>> Durk >>>> >>>> >>>>> Hello there, >>>>> >>>>> Does anyone know what is this 'mod_jk: error flushing' about? I am >>>>> using Tomcat 5.0, Apache and Mod_JK in production environment and >>>>> keep getting this error in error log. I do google search and find >>>>> lots of persons asking this question but no answer. Can anybody >>>>> having experience with this shed a light on what it might be and >>>>> how to resolve it? >>>>> >>>>> Thanks a lot, >>>>> >>>>> Kevin Song >>>> >>>> >>>> >>>> --------------------------------------------------------------------- >>>> To start a new topic, e-mail: users@tomcat.apache.org >>>> To unsubscribe, e-mail: [EMAIL PROTECTED] >>>> For additional commands, e-mail: [EMAIL PROTECTED] >>>> >>> >>> -- >>> kippdata informationstechnologie GmbH >>> Bornheimer Str. 33a >>> 53111 Bonn >>> >>> Tel. 0228/98549-0 >>> Fax 0228/98549-50 >>> www.kippdata.de >>> ======= >>> kippdata informationstechnologie GmbH >>> Bornheimer Str. 33a >>> D-53111 Bonn >>> Germany >>> >>> Tel. +49/228/98549-0 >>> Fax +49/228/98549-50 >>> www.kippdata.de >>> >>> --------------------------------------------------------------------- >>> To start a new topic, e-mail: users@tomcat.apache.org >>> To unsubscribe, e-mail: [EMAIL PROTECTED] >>> For additional commands, e-mail: [EMAIL PROTECTED] >> >> >> >> >> --------------------------------------------------------------------- >> To start a new topic, e-mail: users@tomcat.apache.org >> To unsubscribe, e-mail: [EMAIL PROTECTED] >> For additional commands, e-mail: [EMAIL PROTECTED] >> > > --------------------------------------------------------------------- > To start a new topic, e-mail: users@tomcat.apache.org > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]