S0 S1 E O M CCS YGC YGCT FGC FGCT GCT
    0.00 0.00 14.06 67.86 46.18 23.62 249224 1559.067 4666 917.050 2476.117
    0.00 0.00 14.06 67.86 46.18 23.62 249224 1559.067 4666 917.050 2476.117
    0.00 0.00 14.06 67.86 46.18 23.62 249224 1559.067 4666 917.050 2476.117
    0.00 0.00 14.06 67.86 46.18 23.62 249224 1559.067 4666 917.050 2476.117
    0.00 0.00 14.06 67.86 46.18 23.62 249224 1559.067 4666 917.050 2476.117

    using thread-local object allocation.
    Parallel GC with 8 thread(s)

    Heap Configuration:
    MinHeapFreeRatio = 0
    MaxHeapFreeRatio = 100
    MaxHeapSize = 6442450944 (6144.0MB)
    NewSize = 44564480 (42.5MB)
    MaxNewSize = 2147483648 (2048.0MB)
    OldSize = 89653248 (85.5MB)
    NewRatio = 2
    SurvivorRatio = 8
    MetaspaceSize = 21807104 (20.796875MB)
    CompressedClassSpaceSize = 1073741824 (1024.0MB)
    MaxMetaspaceSize = 268435456 (256.0MB)
    G1HeapRegionSize = 0 (0.0MB)

    Heap Usage:
    PS Young Generation
    Eden Space:
    capacity = 647495680 (617.5MB)
    used = 91061728 (86.84323120117188MB)
    free = 556433952 (530.6567687988281MB)
    14.06368116618168% used
    From Space:
    capacity = 9961472 (9.5MB)
    used = 0 (0.0MB)
    free = 9961472 (9.5MB)
    0.0% used
    To Space:
    capacity = 10485760 (10.0MB)
    used = 0 (0.0MB)
    free = 10485760 (10.0MB)
    0.0% used
    PS Old Generation
    capacity = 188219392 (179.5MB)
    used = 127729704 (121.81253814697266MB)
    free = 60489688 (57.687461853027344MB)
    67.8621382434388% used

    1596098586393 发生了OOM Thread[New I/O client worker #1-3,5,main]
    sun.reflect.NativeConstructorAccessorImpl:newInstance0(-2)
    sun.reflect.NativeConstructorAccessorImpl:newInstance(62)
    sun.reflect.DelegatingConstructorAccessorImpl:newInstance(45)
    java.lang.reflect.Constructor:newInstance(423)