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jvm参数设置:打印gc日志
-Xms1024m -Xmx1024m -Xlog:gc* jdk14
-Xms1024m -Xmx1024m -XX:+PrintGCDetails jdk8[Full GC (Ergonomics) [PSYoungGen: 1941K->0K(2560K)] [ParOldGen: 6647K->2911K(7168K)] 8589K->2911K(9728K), [Metaspace: 3961K->3961K(1056768K)], 0.0025056 secs] [Times: user=0.02 sys=0.00, real=0.00 secs]
Major GC:
[新生代:gc前->gc后(young总占用)][老年代生代:gc前->gc后(old代总占用)][元空间:gc前->gc后(metaspace总占用)]总结:元空间gc过程,没有变化
[GC (Allocation Failure) [PSYoungGen: 1908K->32K(2560K)] 8557K->6680K(9728K), 0.0005318 secs] [Times: user=0.00 sys=0.00, real=0.00 secs] young gc(mirror gc)[新生代:gc前->gc后(young总占用)] gc前堆占用->gc后堆占用(堆总占用)
young gc(mirror gc)
[新生代:gc前->gc后(young总占用)] gc前堆占用->gc后堆占用(堆总占用)转载地址:http://utwci.baihongyu.com/