Commit 978f8ec2 by Qiang Xue

refactored profiling timing calculation.

parent 35b5b2ef
......@@ -53,7 +53,7 @@ class Db extends Base
'pageSize' => 10,
],
'sort' => [
'attributes' => ['duration', 'type', 'query'],
'attributes' => ['duration', 'seq', 'type', 'query'],
'defaultOrder' => [
'duration' => SORT_DESC,
],
......
......@@ -62,33 +62,16 @@ class DbPanel extends Panel
]);
}
/**
* Calculates given request profile messages timings.
* @return array timings [token, category, timestamp, traces, nesting level, elapsed time]
*/
protected function calculateTimings()
{
if ($this->_timings !== null) {
return $this->_timings;
}
$messages = $this->data['messages'];
$timings = [];
$stack = [];
foreach ($messages as $i => $log) {
list($token, $level, $category, $timestamp) = $log;
$log[5] = $i;
if ($level == Logger::LEVEL_PROFILE_BEGIN) {
$stack[] = $log;
} elseif ($level == Logger::LEVEL_PROFILE_END) {
if (($last = array_pop($stack)) !== null && $last[0] === $token) {
$timings[$last[5]] = [count($stack), $token, $last[3], $timestamp - $last[3], $last[4]];
}
if ($this->_timings === null) {
$this->_timings = Yii::$app->getLog()->calculateTimings($this->data['messages']);
}
}
$now = microtime(true);
while (($last = array_pop($stack)) !== null) {
$delta = $now - $last[3];
$timings[$last[5]] = [count($stack), $last[0], $last[2], $delta, $last[4]];
}
ksort($timings);
return $this->_timings = $timings;
return $this->_timings;
}
public function save()
......@@ -108,7 +91,7 @@ class DbPanel extends Panel
$queryTime = 0;
foreach ($timings as $timing) {
$queryTime += $timing[3];
$queryTime += $timing['duration'];
}
return $queryTime;
......@@ -125,12 +108,14 @@ class DbPanel extends Panel
$this->_models = [];
$timings = $this->calculateTimings();
foreach($timings as $dbTiming) {
foreach($timings as $seq => $dbTiming) {
$this->_models[] = [
'type' => $this->detectQueryType($dbTiming[1]),
'query' => $dbTiming[1],
'duration' => ($dbTiming[3] * 1000), #in milliseconds
'trace' => $dbTiming[4],
'type' => $this->detectQueryType($dbTiming['info']),
'query' => $dbTiming['info'],
'duration' => ($dbTiming['duration'] * 1000), #in milliseconds
'trace' => $dbTiming['trace'],
'timestamp' => $dbTiming['timestamp'],
'seq' => $seq,
];
}
}
......
......@@ -20,12 +20,6 @@ use yii\debug\models\search\Profile;
*/
class ProfilingPanel extends Panel
{
/**
* @var array profile messages timings
*/
private $_timings;
/**
* @var array current request profile timings
*/
......@@ -59,37 +53,6 @@ class ProfilingPanel extends Panel
]);
}
/**
* Calculates given request profile messages timings.
* @return array timings [token, category, timestamp, traces, nesting level, elapsed time]
*/
protected function calculateTimings()
{
if ($this->_timings !== null) {
return $this->_timings;
}
$messages = $this->data['messages'];
$timings = [];
$stack = [];
foreach ($messages as $i => $log) {
list($token, $level, $category, $timestamp, $traces) = $log;
$log[5] = $i;
if ($level == Logger::LEVEL_PROFILE_BEGIN) {
$stack[] = $log;
} elseif ($level == Logger::LEVEL_PROFILE_END) {
if (($last = array_pop($stack)) !== null && $last[0] === $token) {
$timings[$last[5]] = [$last[0], $last[2], $last[3], $last[4], count($stack), $timestamp - $last[3]];
}
}
}
ksort($timings);
return $this->_timings = array_values($timings);
}
public function save()
{
$target = $this->module->logTarget;
......@@ -109,15 +72,15 @@ class ProfilingPanel extends Panel
{
if ($this->_models === null) {
$this->_models = [];
$timings = $this->calculateTimings();
$timings = Yii::$app->getLog()->calculateTimings($this->data['messages']);
foreach($timings as $seq => $profileTiming) {
$this->_models[] = [
'duration' => $profileTiming[5] * 1000, // in milliseconds
'category' => $profileTiming[1],
'info' => $profileTiming[0],
'level' => $profileTiming[4],
'timestamp' => $profileTiming[2],
'duration' => $profileTiming['duration'] * 1000, // in milliseconds
'category' => $profileTiming['category'],
'info' => $profileTiming['info'],
'level' => $profileTiming['level'],
'timestamp' => $profileTiming['timestamp'],
'seq' => $seq,
];
}
......
......@@ -14,15 +14,27 @@ echo GridView::widget([
'columns' => [
['class' => 'yii\grid\SerialColumn'],
[
'attribute' => 'seq',
'label' => 'Time',
'value' => function ($data) {
$timeInSeconds = $data['timestamp'] / 1000;
$millisecondsDiff = (int)(($timeInSeconds - (int)$timeInSeconds) * 1000);
return date('H:i:s.', $timeInSeconds) . sprintf('%03d', $millisecondsDiff);
},
],
[
'attribute' => 'duration',
'value' => function ($data) {
return sprintf('%.1f ms',$data['duration']);
return sprintf('%.1f ms', $data['duration']);
},
'options' => [
'width' => '10%',
],
],
[
'attribute' => 'type',
'value' => function ($data) {
return Html::encode(mb_strtoupper($data['type'],'utf8'));
return Html::encode(mb_strtoupper($data['type'], 'utf8'));
},
],
[
......@@ -42,7 +54,7 @@ echo GridView::widget([
},
'format' => 'html',
'options' => [
'width' => '70%',
'width' => '60%',
],
]
],
......
......@@ -18,7 +18,7 @@ echo GridView::widget([
'value' => function ($data) {
$timeInSeconds = $data['timestamp'] / 1000;
$millisecondsDiff = (int)(($timeInSeconds - (int)$timeInSeconds) * 1000);
return date('H:i:s.',$timeInSeconds) . sprintf('%03d',$millisecondsDiff);
return date('H:i:s.', $timeInSeconds) . sprintf('%03d', $millisecondsDiff);
},
],
[
......
......@@ -242,12 +242,12 @@ class Logger extends Component
* For example, 'yii\db\*' will match categories starting with 'yii\db\',
* such as 'yii\db\Connection'.
* @param array $excludeCategories list of categories that you want to exclude
* @return array the profiling results. Each array element has the following structure:
* `[$token, $category, $time]`.
* @return array the profiling results. Each element is an array consisting of these elements:
* `info`, `category`, `timestamp`, `trace`, `level`, `duration`.
*/
public function getProfiling($categories = [], $excludeCategories = [])
{
$timings = $this->calculateTimings();
$timings = $this->calculateTimings($this->messages);
if (empty($categories) && empty($excludeCategories)) {
return $timings;
}
......@@ -256,7 +256,7 @@ class Logger extends Component
$matched = empty($categories);
foreach ($categories as $category) {
$prefix = rtrim($category, '*');
if (strpos($timing[1], $prefix) === 0 && ($timing[1] === $category || $prefix !== $category)) {
if (strpos($timing['category'], $prefix) === 0 && ($timing['category'] === $category || $prefix !== $category)) {
$matched = true;
break;
}
......@@ -266,7 +266,7 @@ class Logger extends Component
foreach ($excludeCategories as $category) {
$prefix = rtrim($category, '*');
foreach ($timings as $i => $timing) {
if (strpos($timing[1], $prefix) === 0 && ($timing[1] === $category || $prefix !== $category)) {
if (strpos($timing['category'], $prefix) === 0 && ($timing['category'] === $category || $prefix !== $category)) {
$matched = false;
break;
}
......@@ -294,37 +294,47 @@ class Logger extends Component
$count = count($timings);
$time = 0;
foreach ($timings as $timing) {
$time += $timing[1];
$time += $timing['duration'];
}
return [$count, $time];
}
private function calculateTimings()
/**
* Calculates the elapsed time for the given log messages.
* @param array $messages the log messages obtained from profiling
* @return array timings. Each element is an array consisting of these elements:
* `info`, `category`, `timestamp`, `trace`, `level`, `duration`.
*/
public function calculateTimings($messages)
{
$timings = [];
$stack = [];
foreach ($this->messages as $log) {
list($token, $level, $category, $timestamp) = $log;
if ($level == self::LEVEL_PROFILE_BEGIN) {
foreach ($messages as $i => $log) {
list($token, $level, $category, $timestamp, $traces) = $log;
$log[5] = $i;
if ($level == Logger::LEVEL_PROFILE_BEGIN) {
$stack[] = $log;
} elseif ($level == self::LEVEL_PROFILE_END) {
} elseif ($level == Logger::LEVEL_PROFILE_END) {
if (($last = array_pop($stack)) !== null && $last[0] === $token) {
$timings[] = [$token, $category, $timestamp - $last[3]];
} else {
throw new InvalidConfigException("Unmatched profiling block: $token");
$timings[$last[5]] = [
'info' => $last[0],
'category' => $last[2],
'timestamp' => $last[3],
'trace' => $last[4],
'level' => count($stack),
'duration' => $timestamp - $last[3],
];
}
}
}
$now = microtime(true);
while (($last = array_pop($stack)) !== null) {
$delta = $now - $last[3];
$timings[] = [$last[0], $last[2], $delta];
}
ksort($timings);
return $timings;
return array_values($timings);
}
/**
* Returns the text display of the specified level.
* @param integer $level the message level, e.g. [[LEVEL_ERROR]], [[LEVEL_WARNING]].
......
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