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Category Archives: JMX
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Detecting Java Threads in Deadlock with Groovy and JMX
Unfortunately, Java applications taking advantage of multiple threads can at times run into the dreaded deadlock condition. Fortunately, the Java Platform makes deadlock detection relatively easy. In fact, the built-in (since J2SE 5) ThreadMXBean (a Pl… Continue reading
Posted in Groovy, Java (General), JMX, Syndicated
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Monitoring Key JVM Characteristics with Groovy, JMX, and RuntimeMXBean
Since J2SE 5, Platform MBeans have been available that allow some key characteristics regarding the JVM to be monitored and (even managed in some cases) via JMX. In addition, many JVM-based applications add their own JMX-enabled features for monitoring… Continue reading
Posted in GlassFish, Groovy, JMX, Syndicated
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"Booting AMX" in GlassFish 3 with Groovy
In my previous blog post, I looked at using JMX as one of multiple methods supported by GlassFish 3 for its administration, monitoring, and management. In this blog post, I look in more detail at monitoring and managing GlassFish 3 via JMX and Groovy. … Continue reading
Posted in GlassFish, Groovy, JMX, Syndicated
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Jolokia, Java, JMX, and Groovy
The Bhut Jolokia is not just a chili pepper; it was deemed for several years as the hottest chili pepper in the world. In this blog post, I talk about something presumably named after this chili pepper (the logo and subtitle “JMX on Capsaicin” are stro… Continue reading
Posted in Groovy, Java (General), JMX, Syndicated
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Posts of Particular Interest: Java and JavaOne, PHP, PowerShell,
In this post, I reference and briefly some posts of particular interest to me in recent weeks. Posts referenced here cover topics such as Java (JavaOne, JMX, Java Memory), PHP, and PowerShell.
Top Java Memory Problems
Michael Kopp’s The Top Java Mem… Continue reading
Posted in Java (General), JavaOne 2011, JMX, PHP, PowerShell, Syndicated
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JDK 7 JMX Platform Management Beans: A First Peek
One of the new features anticipated for JDK 7 is advertised in the Java SE 7 preview as Enhanced JMX Agent and MBeans. In this post, I look at portions of the enhanced JMX and MXBean support. Specifically, I briefly cover new-to-JDK7 PlatformManagedObj… Continue reading
Posted in Groovy, Java SE 7, JMX, Syndicated
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Groovy, JMX, and the Attach API
One of the exciting new features of the (then Sun) HotSpot Java SE 6 release was support for the Attach API. The Attach API is “a Sun Microsystems extension that provides a mechanism to attach to a Java virtual machine.” Tools such as JConsole and Visu… Continue reading
Posted in Groovy, Java SE 6, JMX, Syndicated
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Dynamic Java Log Levels with JMX/LoggingMXBean, JConsole, VisualVM, and Groovy
One of the most popular uses of JMX is to change the logging level of an executing Java application that utilizes Java’s built-in logging (java.util.logging). This is made possible by the platform MBean server and the built-in LoggingMXBean. As an ex… Continue reading
Posted in Groovy, Java (General), JMX, Syndicated, VisualVM
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JMX 2 Postponed Until Java SE 8
It was disappointing, but not altogether surprising, to learn that JMX 2 will not be part of Java SE 7. Anyone who saw my Colorado Software Summit 2008 presentation JMX Circa 2008 is aware of how excited I was for some of the new features that were te… Continue reading
Posted in Java SE 8, JMX, Syndicated
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