tomcat-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Caldarale, Charles R" <Chuck.Caldar...@unisys.com>
Subject RE: Tomcat thread dump analysis
Date Wed, 08 May 2013 21:59:28 GMT
> From: Christopher Schultz [mailto:chris@christopherschultz.net] 
> Subject: Re: Tomcat thread dump analysis

> > It would appear that logic in your application threads has either 
> > created a deadlock, or failed to unlock something before
> > returning,

> That's a tall order unless native code is involved, I believe.

Nope, it's terribly easy with java.util.concurrent.  For example, you can create Semaphore
objects, and then forget to call release() after calling acquire().  It's not block-structured
like synchronization constructs built into the Java language.

 - Chuck


THIS COMMUNICATION MAY CONTAIN CONFIDENTIAL AND/OR OTHERWISE PROPRIETARY MATERIAL and is thus
for use only by the intended recipient. If you received this in error, please contact the
sender and delete the e-mail and its attachments from all computers.


---------------------------------------------------------------------
To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
For additional commands, e-mail: users-help@tomcat.apache.org


Mime
View raw message