Autostart WebSphere Servers

Deployment Manager cd /opt/IBM/WebSphere/AppServer/bin/ ./wasservice.sh -add dmgr -serverName dmgr -profilePath /opt/IBM/WebSphere/AppServer/profiles/Dmgr01 service dmgr_was.init stop service dmgr_was.init start service dmgr_was.init status NodeAgent ./wasservice.sh -add node01 -serverName nodeagent -profilePath /opt/IBM/WebSphere/AppServer/profiles/AppSrv01 service node01_was.init stop service node01_was.init start service node01_was.init status #To have the node agent automatically start the Appserver JVM, set the Monitoring Policy of each JVM to […]

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how to generate and analyze a WebSphere heapdump

./was_profile/bin/wsadmin.sh -conntype SOAP -host wcl.private.lan -port 10033 -user wasadmin -password passw0rd WASX7209I: Connected to process “WebSphere_Portal” on node wcl using SOAP connector; the type of process is: unManagedProcess; WASX7029I: For help, enter: “$Help help” wsadmin> set jvm [$AdminControl completeObjectName type=JVM,process=WebSphere_Portal,*] WebSphere:name=JVM,process=WebSphere_Portal,platform=dynamicproxy,node=wcl,j2eeType=JVM,J2EEServer=WebSphere_Portal,version=6.0.2.17,type=JVM,mbeanIdentifier=JVM,cell=wcl wsadmin>$AdminControl invoke $jvm generateHeapDump   wsadmin>$AdminControl invoke $jvm dumpThreads IBM’s support assistant (ISA) is […]

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how to enable and analyze verbose garbage collection

In Web applications, memory utilization can impact system performance significantly. One of the most common memory problems is memory leak, which causes severe performance degradation. In theory, memory leaks should not happen in Java™ because it has Garbage Collection (GC). However, GC only cleans up unused objects that are not referenced anymore. Therefore, if an […]

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WebSphere: Startup behavior of an application

Startup behavior of an application: When you need to disable the auto-start option of an application go to “Enterprise Applications > Name of Application > Target specific application status”, select Application Server and click “Disable Auto Start”. To adjust the startup order go to “Enterprise Applications > Name of Application > Startup behavior” and adjust […]

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ssl certificate

IBM HTTP Server SSL process simplified – IBM HTTP Server using ikeyman install IBM HTTP Server & Plugins run ikeyman (IBM Key Manager) add CA root & intermediate certificates to signer certificates create certificate personal certificate signing request forward csr to CA add signed certificate to personal certificates configure HTTP Server httpd.conf IBM WebSphere Proxy […]

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