Oops, sorry, please ignore my previous message. On Tue, Nov 11, 2014 at 10:11 AM, Gary Gregory <garydgreg...@gmail.com> wrote:
> Wrong list. You probably want > https://tomcat.apache.org/lists.html#tomcat-users > > Gary > > On Tue, Nov 11, 2014 at 10:06 AM, Anil Ambati <aamb...@us.ibm.com> wrote: > >> I was asked to post this question in this forum. >> >> We have a requirement to read the PID file created by the Tomcat server >> process on Windows, but we are not able to using RandomAccessFile or >> FileInputStream because the file seems to be >> locked by the Tomcat process. >> >> Why does the Tomcat server keep the PID file locked, preventing other >> processes to even read the file? Is there a work around or solution for >> this problem? >> >> >> Christopher Schultz wrote this in Tomcat user forum: >> ---------------------------------------------------- >> I took a quick look, and it looks like the PID file is being created >> with a file option FILE_FLAG_DELETE_ON_CLOSE which causes the OS to >> delete the file off the disk when all file handles are closed. So, >> closing the file handle will result in the PID file being deleted. >> >> This option was added because the PID file wasn't being removed if the >> service crashed, which kept the service from restarting (oops). >> >> https://issues.apache.org/jira/browse/DAEMON-183 >> >> It seems like an option to control what happens on startup when the >> PID file already exists would be a good idea. You'll have to ask the >> procrun folks about what the options are. It seems reasonable to be >> able to read the PID file, since not being able to read it makes it >> kind of useless other than as a lock-file (i.e. its contents are >> irrelevant). >> >> >> Regards, >> ------------------------------ >> *Anilkumar Ambati* 4205 S Miami Blvd >> WebSphere Virtual Enterprise Development Durham, 27703-9141 Phone: >> +1-919-254-6152 USA Mobile: +1-919-434-5674 e-mail: >> aamb...@us.ibm.com >> ------------------------------ >> "You have no responsibility to live up to what other people think you >> ought to accomplish." -Richard Feynman (1918-1988) >> > > > > -- > E-Mail: garydgreg...@gmail.com | ggreg...@apache.org > Java Persistence with Hibernate, Second Edition > <http://www.manning.com/bauer3/> > JUnit in Action, Second Edition <http://www.manning.com/tahchiev/> > Spring Batch in Action <http://www.manning.com/templier/> > Blog: http://garygregory.wordpress.com > Home: http://garygregory.com/ > Tweet! http://twitter.com/GaryGregory > -- E-Mail: garydgreg...@gmail.com | ggreg...@apache.org Java Persistence with Hibernate, Second Edition <http://www.manning.com/bauer3/> JUnit in Action, Second Edition <http://www.manning.com/tahchiev/> Spring Batch in Action <http://www.manning.com/templier/> Blog: http://garygregory.wordpress.com Home: http://garygregory.com/ Tweet! http://twitter.com/GaryGregory
