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Java垃圾回收(GC)機制詳解

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[Full GC (System) [CMS: 0K->194K(62656K), 0.0080796 secs] 4436K->194K(81792K), [CMS Perm : 2941K->2940K(21248K)], 0.0081589 secs] [Times: user=0.01 sys=0.00, real=0.01 secs] 
Heap
 par new generation   total 19136K, used 340K [0x0000000005540000, 0x0000000006a00000, 0x0000000006a00000)
  eden space 17024K,   2% used [0x0000000005540000, 0x0000000005595290, 0x00000000065e0000)
  from space 2112K,   
0% used [0x00000000065e0000, 0x00000000065e0000, 0x00000000067f0000) to space 2112K, 0% used [0x00000000067f0000, 0x00000000067f0000, 0x0000000006a00000) concurrent mark-sweep generation total 62656K, used 194K [0x0000000006a00000, 0x000000000a730000, 0x000000000a940000) concurrent-mark-sweep perm gen total 21248K, used 2981K [0x000000000a940000, 0x000000000be00000, 0x000000000fd40000)
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