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For quick analysis of the options and health of a Java VM I used the jconsole tool, that is part of the Java SDK. Now there is also VisualVM, that not only provides information about the options and health (CPU, … Continue reading
Category Archives: Java
I recently tried to optimize an Alfresco 4 installation in a 1GB Ubuntu VM and reduction of the default 512m for MaxPermSize was too much, the Tomcat instance goes down after startup and first call to /alfresco. Considering the remaining … Continue reading
Ubuntu announced to discontinue packaging of Sun/Oracle’s Java for Ubuntu, because Oracle changed the licensing. Please be careful with upgrades on these packages, since it may drop your Java installation on the system, not only the browser plug-in. So I … Continue reading