Gets the applicationTime (total time running application code since the process started) in nanoseconds or 0, if the metric is unavailable.
f for every Gc event in the system.
Get the main class name for the currently running application.
Gets the current usage of the metaspace, if available.
Monitors Gcs using
foreachGc, and returns a function to query
its timeline (up to
buffer in the past).
Current VM-specific options.
Gets the time spent at safepoints (totalTimeMillis), the time getting to safepoints (syncTimeMillis), and safepoints reached (count).
Snapshot of JVM state.
Get a snapshot of all performance counters.
Gets the current tenuringThreshold (times an object must survive GC in order to be promoted) or 0, if the metric is unavailable.