/api/stats/jvm

    Note

    The information printed will change depending on the JVM you are running the TSD under. In particular, the pools and GC sections will differ quite a bit.

    • GET

    No parameters available.

    Query String

    The response is an object with multiple sub objects. Top level objects include

    Example Response

    2.     "os": {
    3.         "systemLoadAverage": 4.85
    4.     },
    5.     "gc": {
    6.         "parNew": {
    7.             "collectionTime": 26027510,
    8.             "collectionCount": 361039
    9.         },
    10.         "concurrentMarkSweep": {
    11.             "collectionTime": 333710,
    12.             "collectionCount": 396
    13.         }
    14.     },
    15.     "runtime": {
    16.         "startTime": 1441069233346,
    17.         "vmVersion": "24.60-b09",
    18.         "uptime": 1033439220,
    19.         "vmVendor": "Oracle Corporation",
    20.         "vmName": "Java HotSpot(TM) 64-Bit Server VM"
    21.     },
    22.     "pools": {
    23.         "cMSPermGen": {
    24.             "collectionUsage": {
    25.                 "init": 21757952,
    26.                 "used": 30044544,
    27.                 "committed": 50077696,
    28.                 "max": 85983232
    29.             },
    30.             "usage": {
    31.                 "init": 21757952,
    32.                 "used": 30045408,
    33.                 "committed": 50077696,
    34.                 "max": 85983232
    35.             },
    36.             "type": "NON_HEAP",
    37.             "peakUsage": {
    38.                 "init": 21757952,
    39.                 "used": 30045408,
    40.                 "committed": 50077696,
    41.                 "max": 85983232
    42.         },
    43.         "parSurvivorSpace": {
    44.             "collectionUsage": {
    45.                 "init": 157024256,
    47.                 "committed": 157024256,
    48.                 "max": 157024256
    49.             },
    50.             "usage": {
    51.                 "init": 157024256,
    52.                 "used": 32838400,
    53.                 "committed": 157024256,
    54.                 "max": 157024256
    55.             },
    56.             "type": "HEAP",
    57.             "peakUsage": {
    58.                 "init": 157024256,
    59.                 "used": 157024256,
    60.                 "committed": 157024256,
    61.                 "max": 157024256
    62.             }
    63.         },
    64.         "codeCache": {
    65.             "collectionUsage": null,
    66.             "usage": {
    67.                 "init": 2555904,
    68.                 "used": 8754368,
    69.                 "committed": 8978432,
    70.                 "max": 50331648
    71.             },
    72.             "type": "NON_HEAP",
    73.             "peakUsage": {
    74.                 "init": 2555904,
    75.                 "used": 8767040,
    76.                 "committed": 8978432,
    77.                 "max": 50331648
    78.             }
    79.         },
    80.         "cMSOldGen": {
    81.             "collectionUsage": {
    82.                 "init": 15609561088,
    83.                 "used": 1886862056,
    84.                 "committed": 15609561088,
    85.                 "max": 15609561088
    86.             },
    87.             "usage": {
    88.                 "init": 15609561088,
    89.                 "committed": 15609561088,
    90.                 "max": 15609561088
    92.             "type": "HEAP",
    93.             "peakUsage": {
    94.                 "init": 15609561088,
    95.                 "used": 11849865176,
    96.                 "committed": 15609561088,
    97.                 "max": 15609561088
    98.             }
    99.         },
    100.         "parEdenSpace": {
    101.             "collectionUsage": {
    102.                 "init": 1256259584,
    103.                 "used": 0,
    104.                 "committed": 1256259584,
    105.                 "max": 1256259584
    106.             },
    107.             "usage": {
    108.                 "init": 1256259584,
    109.                 "used": 825272064,
    110.                 "committed": 1256259584,
    111.                 "max": 1256259584
    112.             },
    113.             "type": "HEAP",
    114.             "peakUsage": {
    115.                 "init": 1256259584,
    116.                 "used": 1256259584,
    117.                 "committed": 1256259584,
    118.                 "max": 1256259584
    119.             }
    120.         }
    121.     },
    122.     "memory": {
    123.         "objectsPendingFinalization": 0,
    124.         "nonHeapMemoryUsage": {
    125.             "init": 24313856,
    126.             "used": 38798912,
    127.             "committed": 59056128,
    128.             "max": 136314880
    129.         },
    130.         "heapMemoryUsage": {
    131.             "init": 17179869184,
    132.             "used": 6351794296,
    133.             "committed": 17022844928,
    134.             "max": 17022844928
    135.         }