Results

Young Generations

Java Young Generation Spaces monitor to discover newly created objects dynamics.

Eden Space

Use Eden Spaces monitor to check newly created objects behavior.

Survivor Space

Use Survivor Spaces monitor to check how much time objects survive.

Created Objects

Use Created Objects monitor to estimate how many objects are created by the application.

SpyGlass Garbage Collector Analyzer

A VisualVM plugin for deep JVM Garbage Collection real time monitoring: memory spaces monitoring, Garbage Collection activity JIT activity, low level JVM metrics for object promotion and spaces dynamics.

SpyGlass Garbage Collection Analyzer release 1.0.0.0

SpyGlass Garbage Collection Analyzer release 1.0.0.0 available for download

Desidered Survivor Size

Use Desidered Survivor Size to monitor how JVM reacts to application memory resource requests.

Survived and Promoted

Use Survivor & Promoted monitor to estimate Old Generation dynamic and Full GC rate.

Old Generation (Tenured Generation)

Use Old Generation tab to monitor long life objects dynamic.

Perm Generation

Use Perm Generation tab to monitor how classes and static elements are allocated in memory.

Total Old and Perm

Use these metrics to monitor how many objects move to Old Gen or Perm Gen Space and understand effective cause for full garbage collection executions.

Classes and New Classes

Use these metrics to monitor how many classes are loaded in memory.

JIT Metrics

Use these metrics to monitor Just In Time (JIT) compiler.

CPU %

Use CPU % tab to monitor CPU usage related to selected Java process

Garbage Collection Time

Use GC Time to monitor how much time Garbage Collector needs to complete its activity

Garbage Collector Cost

Use these metrics to monitor Garbage Collector overhead.

Garbage Collection Total Time

Garbage Collection metrics to monitor total time spent in Garbage Collection from application startup and in current monitoring session.

GC Threads and Logical CPUs

Use this tab to monitor hw resources dedicated to Garbage Collector activity.

Application Session Time

Use Application Session Time to monitor process CPU utilization

Summary View

Use this tab to get a synthetic view of all memory spaces at one time and analyze JVM memory allocation strategies.
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