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<?php |
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/** |
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* @file |
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* A simple Drush plugin to report on time spent and memory usage |
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* without all the noise from the Drush "-d" option. Results look like: |
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$ drush cc all |
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'all' cache was cleared. [success] |
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Duration: 3.39 seconds |
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Memory: |
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Initial: malloc = 9.01M real = 10.00M |
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Final: malloc = 9.60M (+ 0.59M) real = 11.00M (+ 1.00M) |
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Peak: malloc = 10.40M (+ 1.39M) real = 11.00M (+ 1.00M) |
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*/ |
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/** |
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* Implements hook_drush_init(). |
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*/ |
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function instrument_drush_init() { |
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global $instrument; |
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$instrument = []; |
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$instrument['times'] = [microtime(true)]; |
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$instrument['memory'] = [[ |
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'current' => [ |
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'malloc' => memory_get_usage(), |
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'true' => memory_get_usage(TRUE), |
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] |
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]]; |
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} |
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/** |
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* Implements hook_drush_exit(). |
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*/ |
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function instrument_drush_exit() { |
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global $instrument; |
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$instrument['times'][] = microtime(true); |
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$instrument['memory'][] = [ |
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'current' => [ |
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'malloc' => memory_get_usage(), |
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'true' => memory_get_usage(TRUE), |
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], |
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'peak' => [ |
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'malloc' => memory_get_peak_usage(), |
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'true' => memory_get_peak_usage(TRUE), |
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] |
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]; |
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$memory = $instrument['memory']; |
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printf("Duration: %5.2f seconds\n", $instrument['times'][1] - $instrument['times'][0]); |
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$format = <<<FORMAT |
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Memory: |
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Initial: malloc = %5.2fM real = %5.2fM |
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Final: malloc = %5.2fM (+%5.2fM) real = %5.2fM (+%5.2fM) |
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Peak: malloc = %5.2fM (+%5.2fM) real = %5.2fM (+%5.2fM) |
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FORMAT; |
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$mega = 2 << 20; |
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printf($format, |
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$memory[0]['current']['malloc'] / $mega, |
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$memory[0]['current']['true'] / $mega, |
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$memory[1]['current']['malloc'] / $mega, |
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($memory[1]['current']['malloc'] - $memory[0]['current']['malloc']) / $mega, |
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$memory[1]['current']['true'] / $mega, |
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($memory[1]['current']['true'] - $memory[0]['current']['true']) / $mega, |
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$memory[1]['peak']['malloc'] / $mega, |
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($memory[1]['peak']['malloc'] - $memory[0]['current']['malloc']) / $mega, |
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$memory[1]['peak']['true'] / $mega, |
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($memory[1]['peak']['true'] - $memory[0]['current']['true']) / $mega |
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); |
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} |
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OSInet /
qa
