OptionalhysteresisThreshold whose crossings should be reported.
OptionalpersistentWhether the pending poll timer keeps the Node.js event loop alive.
OptionalpollMilliseconds between one completed poll and the start of the next.
OptionalsignalCloses the watcher when aborted.
OptionaltimeoutCaller-visible budget for each capacity probe; 0 disables it. Defaults to getTimeoutMsDefault.
Extra available bytes required before recovering from below-minimum.