DarkConsoleStartupPlugin.php
4b1815d6cca2master

DarkConsoleStartupPlugin.php
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			<?php

			final class DarkConsoleStartupPlugin extends DarkConsolePlugin {

			public function getName() {
			return pht('Startup');
			}

			public function getDescription() {
			return pht('Timing information about the startup sequence.');
			}

			/**
			* @phutil-external-symbol class PhabricatorStartup
			*/
			public function generateData() {
			return PhabricatorStartup::getPhases();
			}

			public function renderPanel() {
			$data = $this->getData();

			// Compute the time offset and duration of each startup phase.
			$prev_key = null;
			$init = null;
			$phases = array();
			foreach ($data as $key => $value) {
			if ($init === null) {
			$init = $value;
			}

			$offset = (int)floor(1000 * ($value - $init));

			$phases[$key] = array(
			'time' => $value,
			'offset' => $value - $init,
			);


			if ($prev_key !== null) {
			$phases[$prev_key]['duration'] = $value - $phases[$prev_key]['time'];
			}
			$prev_key = $key;
			}

			// Render the phases.
			$rows = array();
			foreach ($phases as $key => $phase) {
			$offset_ms = (int)floor(1000 * $phase['offset']);

			if (isset($phase['duration'])) {
			$duration_us = (int)floor(1000000 * $phase['duration']);
			} else {
			$duration_us = null;
			}

			$rows[] = array(
			$key,
			pht('+%s ms', new PhutilNumber($offset_ms)),
			($duration_us === null)
			? pht('-')
			: pht('%s us', new PhutilNumber($duration_us)),
			null,
			);
			}

			return id(new AphrontTableView($rows))
			->setHeaders(
			array(
			pht('Phase'),
			pht('Offset'),
			pht('Duration'),
			null,
			))
			->setColumnClasses(
			array(
			'',
			'n right',
			'n right',
			'wide',
			));
			}

			}