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From lichtner <licht...@bway.net>
Subject Re: how to keep the server process alive on Fedora Linux
Date Fri, 20 Jan 2006 20:58:07 GMT

I think on unix any process that crashes (SEGV) should produce a core. Th
e os does for you, I think.

On Fri, 20 Jan 2006, Dave Colasurdo wrote:

> I'm wondering if the JVM is crashing.  Anyone know if/where the sun JDK
> produces a core dump file?   Does a JVM property need to be specified to
> produce a core dump?
>
> -Dave-
>
> Kevan Miller wrote:
> > Qingtian,
> > Thanks for keeping after this...
> >
> > What was the date/time of the last log entry in var/log/geronimo.log?
> > Are you running the server in the foreground (e.g. geronimo.sh run)  or
> > background (e.g. geronimo.sh start). Are you putting any load on  the
> > server?
> >
> > I did run a short 8 hour test on Mac OS X and didn't observe any  signs
> > of distress (no memory leak, etc). Will set up a longer run on  Linux,
> > tomorrow...
> >
> > --kevan
> >
> > On Jan 19, 2006, at 9:51 PM, Qingtian Wang wrote:
> >
> >> OK, this time it lived more than one day (more than two days). I found
> >> it dead this morning, and "ps" command shows nothing. The process is
> >> gone.
> >>
> >> Looking in geronimo.out and geronimo.log doesn't give much a clue. Is
> >> there any other log I could check? I am not real versed with Linux; is
> >> there some sys log that would show when and how the process got
> >> killed?
> >>
> >> Thanks!
> >> Qingtian
> >>
> >>
> >>
> >>
> >>
> >> On 1/16/06, Paul McMahan <paulmcmahan@gmail.com> wrote:
> >>
> >>> Intriguing problem..  Could the Geronimo process still be running
> >>> but is
> >>> just inaccessible?  You can check by waiting until the server has
> >>> seemingly
> >>> terminated and then type :
> >>>
> >>>  ps -ef | grep geronimo
> >>>
> >>>  If you see something like :
> >>>
> >>>  username  4589     1 11 13:41 pts/2    00:00:39
> >>> /usr/java/j2sdk1.4.2_10/bin/java -Djava.endorsed.dirs=
> >>> -Dorg.apache.geronimo.base.dir [remainder truncated by me]
> >>>
> >>>  then geronimo may have become inaccessible due to, perhaps, an IP
> >>> address
> >>> change (thanks to Leigh Williamson for this suggestion).
> >>>
> >>>  As a test of this theory I changed the IP address on my redhat
> >>> linux system
> >>> and was still able to access the admin console. But command line
> >>> utilities
> >>> such as shutdown.sh and deploy.sh no longer worked:
> >>>
> >>>  [pmcmahan@frylock geronimo-1.0]$ bin/deploy.sh list-modules
> >>>      Error: Unable to connect to server at deployer:geronimo:jmx --
> >>>      javax.naming.NameNotFoundException: JMXConnector
> >>>
> >>>
> >>>  Best wishes,
> >>>  Paul
> >>>
> >>>
> >>> On 1/16/06, Qingtian Wang <qingtian.wang@gmail.com > wrote:
> >>>
> >>>> Hi,
> >>>>
> >>>> I am running on Fedora as a normal user. Once started, the server  runs
> >>>> fine until the next day, it is stopped with no clear warning in the
> >>>> geronomo.out log file. How can I keep the server alive all the time.
> >>>> Do I have to be a root user when starting the server?
> >>>>
> >>>> Thanks!
> >>>> Qingtian
> >>>>
> >>>
> >>>
> >
> >
>

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