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I've seen this behaviour and it comes from the JVM not JServ. I've been
able to duplicate the same behaviour from a command-line java
application.
David Engberg wrote:
>
> ----------------------------------------------------------------
> BEFORE YOU POST, search the faq at <http://java.apache.org/faq/>
> WHEN YOU POST, include all relevant version numbers, log files,
> and configuration files. Don't make us guess your problem!!!
> ----------------------------------------------------------------
>
> We run a high-volume web site on Solaris JServ 1.1, and have occasionally
> found extra Java processes hanging out on the JServ boxes.
>
> If our original JServ process has a PID of 1234, the new Java processes
> have a parent process ID (PPID) of 1324, indicating that they were somehow
> spawned from the original.
>
> We don't have any native code calling 'fork' anywhere, but we do
> occasionally call 'Runtime.exec()' to execute a few non-Java programs (e.g.
> 'uptime'). These exec calls are bracketed by a "try...finally" that calls
> 'destroy()' on the child process after a certain amount of time if they are
> unresponsive.
>
> My best guess is that the 'exec' call may occasionally screw up during its
> initialization and leave an untended child JServ process sitting around,
> but I can't seem to find a way to verify or prevent that.
>
> Has anyone seen anything like this before? Could this be something in
> JServ itself?
>
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