sentry-php/src/Profiling/Profiler.php at source-frame-cache · getsentry/sentry-php · GitHub

History

89 lines (70 loc) · 1.84 KB

Raw

<?php

declare(strict_types=1);

namespace Sentry\Profiling;

use Psr\Log\LoggerInterface;

use Psr\Log\NullLogger;

use Sentry\Options;

/**

* @internal

final class Profiler

{

/**

* @var \ExcimerProfiler|null

private $profiler;

/**

* @var Profile

private $profile;

/**

* @var LoggerInterface

private $logger;

/**

* @var float The sample rate (10.01ms/101 Hz)

private const SAMPLE_RATE = 0.0101;

/**

* @var int The maximum stack depth

private const MAX_STACK_DEPTH = 128;

public function __construct(?Options $options = null)

{

$this->logger = $options !== null ? $options->getLoggerOrNullLogger() : new NullLogger();

$this->profile = new Profile($options);

$this->initProfiler();

}

public function start(): void

{

if ($this->profiler !== null) {

$this->profiler->start();

}

public function stop(): void

{

if ($this->profiler !== null) {

$this->profiler->stop();

$this->profile->setExcimerLog($this->profiler->flush());

}

public function getProfile(): ?Profile

{

if ($this->profiler === null) {

return null;

}

return $this->profile;

}

private function initProfiler(): void

{

if (!\extension_loaded('excimer')) {

$this->logger->warning('The profiler was started but is not available because the "excimer" extension is not loaded.');

return;

}

$this->profiler = new \ExcimerProfiler();

$this->profile->setStartTimeStamp(microtime(true));

$this->profiler->setEventType(\EXCIMER_REAL);

$this->profiler->setPeriod(self::SAMPLE_RATE);

$this->profiler->setMaxDepth(self::MAX_STACK_DEPTH);

}

sentry-php/src/Profiling/Profiler.php at source-frame-cache · getsentry/sentry-php · GitHub

Uh oh!

Uh oh!

sentry-php/src/Profiling/Profiler.php at source-frame-cache · getsentry/sentry-php · GitHub

Uh oh!

Uh oh!

Expand file tree

Breadcrumbs

Profiler.php

Latest commit

History

Breadcrumbs

Profiler.php

File metadata and controls