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<?php |
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|
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class MemoryLeakDetector |
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{ |
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private $checkpoints = []; |
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private $threshold; |
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private $logFile; |
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|
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public function __construct($threshold = 1024 * 1024, $logFile = null) // Default threshold is 1MB |
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{ |
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$this->threshold = $threshold; |
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$this->logFile = $logFile ?: optifer_PATH . 'memory_leaks.log'; |
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} |
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|
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public function addCheckpoint($name) |
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{ |
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$this->checkpoints[$name] = memory_get_usage(); |
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} |
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|
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public function detectLeaks() |
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{ |
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$previousUsage = null; |
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$leaks = []; |
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|
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foreach ($this->checkpoints as $name => $usage) { |
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if ($previousUsage !== null && ($usage - $previousUsage) > $this->threshold) { |
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$leaks[] = [ |
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'checkpoint' => $name, |
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'increase' => $usage - $previousUsage |
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]; |
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} |
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$previousUsage = $usage; |
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} |
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|
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return $leaks; |
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} |
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|
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public function reportLeaks() |
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{ |
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$leaks = $this->detectLeaks(); |
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|
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if (empty($leaks)) { |
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$this->log("No memory leaks detected.\n"); |
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} else { |
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$this->log("Potential memory leaks detected:\n"); |
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foreach ($leaks as $leak) { |
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$this->log("Checkpoint: {$leak['checkpoint']}, Memory increase: {$leak['increase']} bytes\n"); |
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} |
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} |
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} |
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|
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private function log($message) |
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{ |
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file_put_contents($this->logFile, $message, FILE_APPEND); |
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} |
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} |
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|
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|
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global $mem_detector; |
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$mem_detector = new MemoryLeakDetector(1.5 * 1024 * 1024); // 1.5MB threshold |
