GC issues due to overly frequent System GCs

Solution Verified - Updated -

Issue

  • Full GCs are overly frequent and they are all flagged as System GCs:

    2013-08-21T10:56:28.054+0100: 167003.708: [Full GC (System) [PSYoungGen: 8401K->0K(493120K)] [PSOldGen: 1482919K->961795K(1572864K)] 1491320K->961795K(2065984K) [PSPermGen: 247186K->247186K(524288K)], 2.9443170 secs] [Times: user=2.94 sys=0.00, real=2.95 secs] 
2013-08-21T10:56:31.017+0100: 167006.672: [Full GC (System) [PSYoungGen: 288K->0K(492032K)] [PSOldGen: 961795K->934951K(1572864K)] 962083K->934951K(2064896K) [PSPermGen: 247186K->247186K(524288K)], 2.9384220 secs] [Times: user=2.92 sys=0.01, real=2.93 secs]

Environment

  • Red Hat JBoss Enterprise Application Platform (EAP)
    • 4.x
    • 5.x
    • 6.x
  • Java

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