Sar Grapher has been updated. It now graphs Linux NFS Server performance data.
Sun/Oracle Java Default Values
/opt/java/jdk1.6.0_21/bin/java -XX:+PrintFlagsFinal -version [Global flags] uintx AdaptivePermSizeWeight = 20 {product} uintx AdaptiveSizeDecrementScaleFactor = 4 {product} uintx AdaptiveSizeMajorGCDecayTimeScale = 10 {product} uintx AdaptiveSizePausePolicy = 0 {product} uintx AdaptiveSizePolicyCollectionCostMargin = 50 {product} uintx AdaptiveSizePolicyInitializingSteps = 20 {product} uintx AdaptiveSizePolicyOutputInterval = 0 {product}…
Getting JVM config
Use jmap to get a running JVM configuration For example: <path2java>/bin/jmap -heap <pid> JVM version is 17.0-b16 using parallel threads in the new generation. using thread-local object allocation. Concurrent Mark-Sweep GC Heap Configuration: MinHeapFreeRatio = 40 MaxHeapFreeRatio =…