Never mind trying to solve the hang/busy problem. I think I have that one sussed. Just need to know what's up with the Windows error when taking a stack dump.
> -----Original Message----- > From: Jeffrey Janner [mailto:jeffrey.jan...@polydyne.com] > Sent: Tuesday, October 12, 2010 11:58 AM > To: Tomcat Users List > Subject: RE: Error getting Thread dump on Windows > > I can use Process Explorer at the windows level to get the Windows > stack > of what appears to be the runaway thread: > ntkrnlpa.exe+0x8db2e > ntkrnlpa.exe+0x29a82 > ntkrnlpa.exe+0x331a4 > hal.dll+0x6199 > hal.dll+0x63d9 > hal.dll+0x6577 > hal.dll+0x3902 > jvm.dll!AsyncGetCallTrace+0x3baf0 > > The thread is using about 25% CPU unless it gives it up for some other > threads. > > Anyway to get a TD from jconsole? > > > -----Original Message----- > > From: Jeffrey Janner [mailto:jeffrey.jan...@polydyne.com] > > Sent: Tuesday, October 12, 2010 11:35 AM > > To: Tomcat Users List > > Subject: Error getting Thread dump on Windows > > > > Tomcat 5.5.17 (running as a service) > > > > Java JDK 1.5.0_06 (yes, I know, really old) > > > > Windows Server 2003 SP2 (up to date) > > > > > > > > I have a Tomcat instance (one of many) that appears to have some > > hung/looping threads. > > > > I tried to use the system tray to take a thread dump (right-click, > pick > > thread dump) and I get an odd error from Windows: > > > > Window title: Application System Error > > > > Window contents: The system cannot file the file specified. Unable > to > > open the Event Mutex. > > > > > > > > Any clues? I've seen this sometimes on login (on another system) and > > am > > completely baffled. > > > > It occurs no matter which instance I am trying to dump. > > > > Jeff > > > > > > > > > _______________________________________________________________________ > > ___ > > > > Confidentiality Notice: This Transmission (including any > attachments) > > may contain information that is privileged, confidential, and exempt > > from disclosure under applicable law. If the reader of this message > is > > not the intended recipient you are hereby notified that any > > dissemination, distribution, or copying of this communication is > > strictly prohibited. > > > > If you have received this transmission in error, please immediately > > reply to the sender or telephone (512) 343-9100 and delete this > > transmission from your system. > _______________________________________________________________________ > ___ > > Confidentiality Notice: This Transmission (including any attachments) > may contain information that is privileged, confidential, and exempt > from disclosure under applicable law. If the reader of this message is > not the intended recipient you are hereby notified that any > dissemination, distribution, or copying of this communication is > strictly prohibited. > > If you have received this transmission in error, please immediately > reply to the sender or telephone (512) 343-9100 and delete this > transmission from your system. > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > __________________________________________________________________________ Confidentiality Notice: This Transmission (including any attachments) may contain information that is privileged, confidential, and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient you are hereby notified that any dissemination, distribution, or copying of this communication is strictly prohibited. If you have received this transmission in error, please immediately reply to the sender or telephone (512) 343-9100 and delete this transmission from your system. --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
