G1 GC 日志
2020-04-08T13:37:57.402+0800: 317780.856: Application time: 1.7859709 seconds
2020-04-08T13:38:00.137+0800: 317783.591: Application time: 2.7316155 seconds
{Heap before GC invocations=54601 (full 2):
garbage-first heap total 12582912K, used 7858402K [0x00000004c0000000, 0x00000004c0803000, 0x00000007c0000000)
region size 8192K, 122 young (999424K), 16 survivors (131072K)
Metaspace used 173730K, capacity 186222K, committed 186368K, reserved 1216512K
class space used 17662K, capacity 19184K, committed 19200K, reserved 1048576K
2020-04-08T13:38:00.141+0800: 317783.595: [GC pause (G1 Evacuation Pause) (young)
Desired survivor size 67108864 bytes, new threshold 1 (max 8)
- age 1: 133934832 bytes, 133934832 total
, 0.1140744 secs]
[Parallel Time: 110.4 ms, GC Workers: 5]
[GC Worker Start (ms): Min: 317783595.6, Avg: 317783595.6, Max: 317783595.7, Diff: 0.1]
[Ext Root Scanning (ms): Min: 2.6, Avg: 2.9, Max: 3.3,