Server : Apache/2.4.52 (Ubuntu) System : Linux srv913213 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 UTC 2026 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /usr/lib/node_modules/pm2/node_modules/pidusage/

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'use strict'

const stats = require('./lib/stats')

/**
 * Get pid informations.
 * @public
 * @param  {Number|Number[]|String|String[]} pids A pid or a list of pids.
 * @param  {Object} [options={}] Options object
 * @param  {Function} [callback=undefined] Called when the statistics are ready.
 * If not provided a promise is returned instead.
 * @returns  {Promise.<Object>} Only when the callback is not provided.
 */
function pidusage (pids, options, callback) {
  if (typeof options === 'function') {
    callback = options
    options = {}
  }

  if (options === undefined) {
    options = {}
  }

  options = Object.assign({
    usePs: /^true$/i.test(process.env.PIDUSAGE_USE_PS),
    maxage: process.env.PIDUSAGE_MAXAGE
  }, options)

  if (typeof callback === 'function') {
    stats(pids, options, callback)
    return
  }

  return new Promise(function (resolve, reject) {
    stats(pids, options, function (err, data) {
      if (err) return reject(err)
      resolve(data)
    })
  })
}

module.exports = pidusage
module.exports.clear = require('./lib/history').clear