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01jvm/GCLearning.md
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-##SerialGC
+## SerialGC
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配置命令:<u>-XX:+UseSerialGC</u>
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<u>-XX:+UseParNewGC</u>改进版本的SerialGC(并行回收年轻代),可以配合CMS使用。
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---
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-##Parallel GC
+## Parallel GC
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配置命令:
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<u>-XX:+UseParallelGC
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通过作业1可以看出并行GC进行一次垃圾收集的时间要明显少于串行GC,在堆内存较大时能比串行GC条件下生成更多的对象,有更高的吞吐量。
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-##CMS GC
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-###Mostly Concurrent Mark and Sweep Garbage Collector
+## CMS GC
+### Mostly Concurrent Mark and Sweep Garbage Collector
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配置命令:<u> -XX:+UseConcMarkSweepGC</u>
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@@ -59,8 +59,8 @@ CMS: 64M\*GC线程数4\*13/10 = 332.8M
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-##G1 GC
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-###Garbage-First
+## G1 GC
+### Garbage-First
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配置命令:<u> -XX:+UseG1GC -XX:MaxGCPauseMillis=50</u>
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