Can you send the list? On Thu, Jun 12, 2008 at 7:14 PM, Paul Spencer <[EMAIL PROTECTED]> wrote:
> Emmanuel Venisse wrote: > >> I'm sure you'll consume less threads if you use an external db instead of >> the embedded. >> > > I have done this and it has allowed both application run, although the > thread count is 59. Continuum consumes 21 threads and Archiva consumes 20 > threads in the Tomcat server. > > 21 threads appears to be a large number of threads. Is this tuneable? > > > >> Emmanuel >> >> On Tue, Jun 10, 2008 at 12:27 AM, Paul Spencer <[EMAIL PROTECTED]> wrote: >> >> I think I have found the cause of this error. The Continuum web >>> application and Tomcat are consuming 44 threads when all is idle. The >>> default max thread count on HP-UX is 64 per process. When Archiva is >>> added >>> to the Tomcat instance the thread count hits 64. >>> >>> Below is the database configuration in context.xml. >>> <Resource name="jdbc/continuum" >>> auth="Container" >>> type="javax.sql.DataSource" >>> username="sa" >>> password="" >>> driverClassName="org.apache.derby.jdbc.EmbeddedDriver" >>> url="jdbc:derby:/internal/continuum/db/continuum;create=true" >>> /> >>> >>> So my questions are: >>> 1) Why are so many threads being used? >>> >>> 2) How can be minimize the thread count? >>> >>> Paul Spencer >>> >>> >>> >>> >>> Paul Spencer wrote: >>> >>> Wendy Smoak wrote: >>>> >>>> On Mon, Jun 9, 2008 at 8:52 AM, Paul Spencer <[EMAIL PROTECTED]> >>>>> wrote: >>>>> >>>>> Now that I have Archiva and Continuum running in the same Tomcat >>>>> 6.0.16, >>>>> >>>>>> I >>>>>> am seeing the exception "java.lang.OutOfMemoryError: unable to create >>>>>> new >>>>>> native thread" in catalina.out. >>>>>> >>>>>> JVM = build 1.5.0.01 >>>>>> OS = HP-UX 11.11 >>>>>> >>>>>> That looks familiar. :) Who is the JDK vendor? (ISTR that something >>>>> in Redback requires a Sun JDK...) >>>>> >>>>> $ $JAVA_HOME/bin/java -version >>>> java version "1.5.0.01" Java(TM) 2 Runtime Environment, Standard >>>> Edition >>>> (build 1.5.0.01-_06_jun_2005_05_20) >>>> Java HotSpot(TM) Server VM (build 1.5.0.01 jinteg:06.06.05-04:39 PA2.0 >>>> (aCC_AP), mixed mode) >>>> >>>> >>>> >>>> java.lang.OutOfMemoryError: unable to create new native thread >>>>> I suspect the memory and/or stack configuration need to be altered, >>>>> but >>>>> >>>>>> I am >>>>>> not sure which ones to alter. Currently CATALINA_OPT = >>>>>> '-Dapplication.base=$ARCHIVA_BASE -Dapplication.home=$ARCHIVA_BASE" >>>>>> >>>>>> If the message is in the Catalina log, you probably need to give >>>>> Tomcat itself more memory. This might help: >>>>> http://wiki.apache.org/tomcat/FAQ/Memory >>>>> >>>>> >>>>> Paul Spencer >>>> >>>> >>>> >>>> >> > Paul Spencer >
