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From "Cato, Christopher" <cc...@rational.com>
Subject RE: How many tomcat processes ??? (more than 20 for me...)
Date Tue, 27 Mar 2001 11:14:32 GMT
Httpd (apache) usually starts a number of processes specified in httpd.conf.

Below is an excerpt of my ps -ef output:
root     29819     1  0 Mar22 ?        00:00:02
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29864 29819  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29865 29864  0 Mar22 ?        00:00:08
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29866 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29867 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29868 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29869 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29870 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29871 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29872 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29873 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29874 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29875 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29876 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29877 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29878 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29879 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29880 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29881 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29882 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29883 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29884 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29885 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29886 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29887 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29888 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29889 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29890 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29891 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29892 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29893 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29894 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29895 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29896 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29897 29864  0 Mar22 ?        00:00:01
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29898 29864  0 Mar22 ?        00:00:00
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
root     29899 29864  0 Mar22 ?        00:00:08
/usr/local/jdk1.3/bin/i386/native_threads/java -Dtomcat.home=
nobody    3562   612  0 Mar25 ?        00:00:00 httpd
nobody    3563   612  0 Mar25 ?        00:00:00 httpd
nobody    3564   612  0 Mar25 ?        00:00:00 httpd
nobody    3565   612  0 Mar25 ?        00:00:00 httpd
nobody    3566   612  0 Mar25 ?        00:00:00 httpd
nobody    3567   612  0 Mar25 ?        00:00:00 httpd
nobody    3568   612  0 Mar25 ?        00:00:00 httpd
nobody    3569   612  0 Mar25 ?        00:00:00 httpd
nobody    3570   612  0 Mar25 ?        00:00:00 httpd
nobody    3571   612  0 Mar25 ?        00:00:00 httpd

So, yours looks okay to me.. Mine looks somewhat the same...

> -----Original Message-----
> From: Samuel Arnod-Prin [mailto:sarnodprin@smile.ch]
> Sent: den 27 mars 2001 13:05
> To: tomcat-user@jakarta.apache.org
> Subject: Re: How many tomcat processes ??? (more than 20 for me...)
> 
> 
> of course, I meant threads for process,
> what I wanted to underline is that there could be a link 
> between httpd and
> tomcat..
> httpd is started because I use mod_jk
> but I don't understand why httpd creates more processes when 
> I do nothing... as
> tomcat does
> 
> "Cato, Christopher" wrote:
> 
> > The processes are not processes but rather Threads and they 
> are displayed as
> > processes due to the Linux implementation of Threads. Why 
> is HTTPD started?
> > Dont know, look at your startup script for tomcat. It 
> probably runs tomcat
> > as mod_jk which requires HTTPD.
> >
> > > -----Original Message-----
> > > From: Samuel Arnod-Prin [mailto:sarnodprin@smile.ch]
> > > Sent: den 27 mars 2001 11:51
> > > To: tomcat-user@jakarta.apache.org
> > > Subject: How many tomcat processes ??? (more than 20 for me...)
> > >
> > >
> > > Hello to all,
> > >
> > > I've got currently a big problem. I have too many tomcat
> > > processes. I'm
> > > running under Linux Mandrake, latest version.
> > > I've made a simple test, I called bin/startup.sh without
> > > calling any web
> > > page.
> > > /usr/local/jdk1.3/jre/bin/exe/ja means java 
> --Dtomcat_home.... so a
> > > tomcat process
> > >
> > > What is happening ? Why do I have httpd process ?? My machine
> > > is not on
> > > a open network and noone can access my machine.  If I
> > > shutdown tomcat, I
> > > don't have any process anymore
> > >
> > > At 10:57, I did bin/startup.sh and then ps- fe at 11.37 !!
> > >
> > > sam       5828     1  0 10:57 pts/1    00:00:02
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5837  5828  0 10:57 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5838  5837  0 10:57 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5839  5837  0 10:57 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5840  5837  0 10:57 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5847  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5848  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5849  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5850  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5851  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5852  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5853  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5854  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5855  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5856  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5857  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5858  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5859  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5860  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5861  5837  0 10:58 pts/1    00:00:09
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5862  5837  1 10:58 pts/1    00:00:24
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5863  5837  1 10:58 pts/1    00:00:40
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5864  5837  2 10:58 pts/1    00:00:57
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5865  5837  3 10:58 pts/1    00:01:17
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5866  5837  4 10:58 pts/1    00:01:36
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5867  5837  5 10:58 pts/1    00:02:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5868  5837  6 10:58 pts/1    00:02:25
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5869  5837  7 10:58 pts/1    00:02:53
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5870  5837  8 10:58 pts/1    00:03:20
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       5871  5837  0 10:58 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > nobody    5960  3858  0 11:15 ?        00:00:00
> > > /usr/share/apache/bin/httpd
> > > nobody    5966  3858  0 11:19 ?        00:00:00
> > > /usr/share/apache/bin/httpd
> > > nobody    5978  3858  0 11:23 ?        00:00:00
> > > /usr/share/apache/bin/httpd
> > > nobody    5981  3858  0 11:27 ?        00:00:00
> > > /usr/share/apache/bin/httpd
> > > nobody    5990  3858  0 11:31 ?        00:00:00
> > > /usr/share/apache/bin/httpd
> > > sam       6000  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       6001  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       6002  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       6003  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       6004  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       6005  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       6006  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > nobody    6007  3858  0 11:35 ?        00:00:00
> > > /usr/share/apache/bin/httpd
> > > sam       6008  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       6009  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > sam       6010  5837  0 11:35 pts/1    00:00:00
> > > /usr/local/jdk1.3/jre/bin/exe/ja
> > > root      6024  2072  0 11:37 pts/3    00:00:00 ps -fe
> > >
> > >
> 

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