Hi Folks,

FYI: we have an evaluation license for a performance and trace tool for java 
for today. Curious as I am we tested it with opennms (1.6.1-1 on SunOS 5.10 
sparc 64 bit, but opennms is running with 32 bit. Java Version 1.6.0_12 Sun, 
JVM 11.2-b01 Sun).

Here is one thing we found: the reason why the login (we are using ldap) takes 
a little bit more than 10 seconds is an exception taking about 10 seconds. I 
added the trace from the tool dynatrace, maybe someone is interested in this - 
I hope it's not a mistake in our config, as there are no error messages and 
everything is working I dont think so.

It's a pitty that the license will expire today and when you start to work we 
will be out of office, otherwise I could test other things of interest for you. 
I did a quick check why going to the "Reports -> KSC Performance, Nodes, 
Domain" takes so long and found out that it's a bunch of small sql requests 
against the postgres db, all are relatively fast, but it's the sum of them. I 
previously thought it might be disc access to all the RRD files (we have a lot 
of them), but maybe I will return once more to db tuning. Maybe there are just 
too many nodes in the db or something like this (vacuumd is running). Nice tool 
this dynatrace, maybe they will give you a license for free  ;-)


-Michael

PS: will be out of office for some time taking my holidays next weeks...




Exception Details
Type:   exception       Throwing Class: 
org.apache.xerces.xni.parser.XMLConfigurationException
Message:        http://xml.org/sax/features/allow-dtd-events-after-endDTD 
Agent:  open...@xxxxxx:18135    API:    Exception       Thread Name:    
btpool0-4 <31449424>

Exception StackTrace

Method  Class   Line

checkFeature    org.apache.xerces.util.ParserConfigurationSettings      -
checkFeature    org.apache.xerces.parsers.XML11Configuration    -
setFeature      org.apache.xerces.util.ParserConfigurationSettings      -
setFeature      org.apache.xerces.parsers.XML11Configuration    -
<init>  org.apache.xerces.parsers.AbstractSAXParser     -
<init>  org.apache.xerces.parsers.SAXParser     -
<init>  org.apache.xerces.parsers.SAXParser     -
<init>  org.apache.xerces.jaxp.SAXParserImpl    -
newSAXParser    org.apache.xerces.jaxp.SAXParserFactoryImpl     -
validate        org.apache.taglibs.standard.tlv.JstlBaseTLV     177
validate        org.apache.taglibs.standard.tlv.JstlCoreTLV     118
validate        org.apache.jasper.compiler.TagLibraryInfoImpl   897
validateXmlView org.apache.jasper.compiler.Validator    1875
validate        org.apache.jasper.compiler.Validator    1843
generateJava    org.apache.jasper.compiler.Compiler     195
compile org.apache.jasper.compiler.Compiler     409
compile org.apache.jasper.JspCompilationContext 592
service org.apache.jasper.servlet.JspServletWrapper     344
serviceJspFile  org.apache.jasper.servlet.JspServlet    470
service org.apache.jasper.servlet.JspServlet    364
service javax.servlet.http.HttpServlet  820
handle  org.mortbay.jetty.servlet.ServletHolder 487
doFilter        org.mortbay.jetty.servlet.ServletHandler$CachedChain    1093
doFilter        org.extremecomponents.table.filter.AbstractExportFilter 49
doFilter        org.mortbay.jetty.servlet.ServletHandler$CachedChain    1084
doFilter        org.opennms.web.StoreRequestPropertiesFilter    71
doFilter        org.mortbay.jetty.servlet.ServletHandler$CachedChain    1084
doFilter        org.acegisecurity.util.FilterChainProxy$VirtualFilterChain      
265
invoke  org.acegisecurity.intercept.web.FilterSecurityInterceptor       107
doFilter        org.acegisecurity.intercept.web.FilterSecurityInterceptor       
72




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