Hi -
I'm running on Linux, so:
ps -auxw | grep jr
root 1251 0.0 0.0 1728 220 ? S Dec01 0:00 sh ./jrun
start jlive
root 1325 0.0 4.4 143308 11444 ? S Dec01 0:02
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1371 0.0 4.4 143308 11444 ? S Dec01 0:09
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1372 0.0 4.4 143308 11444 ? S Dec01 0:26
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1373 0.0 4.4 143308 11444 ? S Dec01 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1374 0.0 4.4 143308 11444 ? S Dec01 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1375 0.0 4.4 143308 11444 ? S Dec01 11:51
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1376 0.0 4.4 143308 11444 ? S Dec01 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1377 0.0 4.4 143308 11444 ? S Dec01 0:01
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1378 0.0 4.4 143308 11444 ? S Dec01 0:03
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1379 0.0 4.4 143308 11444 ? S Dec01 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1380 0.0 4.4 143308 11444 ? S Dec01 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 1381 0.0 4.4 143308 11444 ? S Dec01 1:29
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 12447 0.0 4.4 143308 11444 ? S Dec03 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 31398 0.0 4.4 143308 11444 ? S 08:49 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 31535 0.0 4.4 143308 11444 ? S 09:11 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 31536 0.0 4.4 143308 11444 ? S 09:11 0:00
/usr/java/jdk1.3/bin/i386/native_threads/java -Djrun.rootdir=/usr/loc
root 31639 0.0 0.2 1364 524 pts/2 S 09:16 0:00 grep jr
The 4.4 is % of physical RAM. jlive is the Jrun server name. As you can see
it appears
that one of the JVM's has the bulk of CPU time attributed to it. The rest
just seem to be there to annoy me.
--On Tuesday, December 12, 2000 11:01 PM -0500 Scott Stirling
<[EMAIL PROTECTED]> wrote:
> JRun can only use as much memory as you let it when you configure the JVM
> it runs in. If you didn't configure anything, then Sun 1.2/1.3 JVMs use
> 64 MB max memory, and IBM JVMs use 1/2 physical RAM max. But they don't
> allocate all that memory unless they need it.
>
> What do you mean by "15 Java instances?" That could help clarify what
> we're talking about. I would take Java instance to mean an instance of
> the JVM, which would imply 15 instances of JRun. Where are you reading
> that there are 15 instances of Java? And how did you determine the
> memory usage?
>
> Scott Stirling
> West Newton, MA
>
> -----Original Message-----
> From: Eric Larson [mailto:[EMAIL PROTECTED]]
> Sent: Tuesday, December 12, 2000 11:33 AM
> To: JRun-Talk
> Subject: Number of JVM Instances
>
>
> Can anyone outline what determines the number of Java instances that are
> running? I have a site that runs apache/jrun and averages about 23 apache
> instances that occupy about 100MB of RAM and 15 Jave instances that use
> about 200 MB of RAM. A connection to Jrun is established in one of the
> apache virtual hosts directive blocks.
>
> Most of the site currently uses PHP; I am porting the rest to JSP. The
> small portion of the site that is currently running under JRun handles
> perhaps 50-100 page views per day. The number of Java instances and memory
> consumption thereof seems to be way out of proportion to the requirements.
>
> Any ideas on tuning under this circumstance?
>
> -Eric
>
>
>
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