On Mon, Aug 23, 2021 at 8:29 PM Christopher Schultz < ch...@christopherschultz.net> wrote:
> Piyush, > > On 8/22/21 03:54, Piyush Sharma wrote: > > On Fri, Aug 20, 2021 at 10:40 PM Christopher Schultz < > > ch...@christopherschultz.net> wrote: > > > >> Piyush, > >> > >> On 8/20/21 06:36, Piyush Sharma wrote: > >>>> > >>>> Hello, > >>>> > >>>> I am using Apache Tomcat 9.0.46 version on docker container. > >>>> > >>>> There is a problem, where the base path was wrongly set by automation > >>>> script due to which it starts for few seconds, listen port 8080 and > then > >>>> stop, due to that container exit after sometime. > >>>> > >>> > >>> Now how can we debug such issue, which shows any error / problem in > >> tomcat > >>>> configuration. > >>>> > >>>> I tried with "jpda start" or "debug" options, but that didn't help me. > >> Is > >>>> there any option to debug tomcat related issues or problems. > >>>> > >>>> "catalina.sh configtest" will show any error in xml or properties but > >> will > >>>> not help to debug tomcat startup problem. > >>>> > >>>> *Note:* I am just deploying with the helloworld war file. nothing much > >> in > >>>> code as of now. > >> > >> Maybe just fix your automation script to use the right path? > >> > >> It's hard to understand what the problem is given the information you > >> have presented. > >> > >> -chris > >> > >> > > Thanks Chris > > > > I have removed automation and harded everything and created a new docker > > image. > > Now when I try to start the container, it starts for a few seconds and > > stops (port 8080 listens for a while). Nothing in logs. > > > > $ catalina.sh run (tried with "jpda start" or "debug" options as well) > > $ ps aux |grep java --> show the process for few seconds > > $ netstat -ntpl |grep 8080 --> shows the port for few seconds > > > > I am wondering if I can debug such issues, when it starts for a few > seconds > > and then stops. Is there any memory , config file or any other issues? > > > > Any debug option whether tomcat > > What do the logs say? -chris > > Nothing in logs, also I noticed that tomcat starts after multiple retries.. Means it starts successfully 1 time out of 5 times. Also, I have commented 8005 and 8009 ports. Don't know what is happening.. at least it should print any error or info. I have even been given 2 GB RAM which is I guess more than enough to start. Thanks Piyush
