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N°3985 - Performance checks on the back end - Enhance KPIs

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This commit is contained in:
Eric Espie
2021-09-09 17:21:50 +02:00
parent 27c397cc1a
commit 15e99a898e
22 changed files with 119 additions and 78 deletions
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5
core/MyHelpers.class.inc.php
View File

@@ -66,9 +66,8 @@ class MyHelpers
// getmicrotime()
// format sss.mmmuuupppnnn
public static function getmicrotime()
{
list($usec, $sec) = explode(" ",microtime());
return ((float)$usec + (float)$sec);
{
return microtime(true);
}
/*

59
core/kpi.class.inc.php
View File

@@ -31,10 +31,15 @@ class ExecutionKPI
static protected $m_bBlameCaller = false;
static protected $m_sAllowedUser = '*';
static protected $m_aStats = array(); // Recurrent operations
static protected $m_aExecData = array(); // One shot operations
static protected $m_aStats = []; // Recurrent operations
static protected $m_aExecData = []; // One shot operations
/**
* @var array[ExecutionKPI]
*/
static protected $m_aExecutionStack = []; // embedded execution stats
protected $m_fStarted = null;
protected $m_fChildrenDuration = 0; // Count embedded
protected $m_iInitialMemory = null;
static public function EnableDuration($iLevel)
@@ -284,6 +289,32 @@ class ExecutionKPI
public function __construct()
{
$this->ResetCounters();
self::Push($this);
}
/**
* Stack executions to remove children duration from stats
*
* @param \ExecutionKPI $oExecutionKPI
*/
private static function Push(ExecutionKPI $oExecutionKPI)
{
array_push(self::$m_aExecutionStack, $oExecutionKPI);
}
/**
* Pop current child and count its duration in its parent
*
* @param float|int $fChildDuration
*/
private static function Pop(float $fChildDuration = 0)
{
array_pop(self::$m_aExecutionStack);
// Update the parent's children duration
$oPrevExecutionKPI = end(self::$m_aExecutionStack);
if ($oPrevExecutionKPI) {
$oPrevExecutionKPI->m_fChildrenDuration += $fChildDuration;
}
}
// Get the duration since startup, and reset the counter for the next measure
@@ -294,13 +325,12 @@ class ExecutionKPI
$aNewEntry = null;
if (self::$m_bEnabled_Duration)
{
if (self::$m_bEnabled_Duration) {
$fStopped = MyHelpers::getmicrotime();
$aNewEntry = array(
'op' => $sOperationDesc,
'op' => $sOperationDesc,
'time_begin' => $this->m_fStarted - $fItopStarted,
'time_end' => $fStopped - $fItopStarted,
'time_end' => $fStopped - $fItopStarted,
);
// Reset for the next operation (if the object is recycled)
$this->m_fStarted = $fStopped;
@@ -332,24 +362,23 @@ class ExecutionKPI
public function ComputeStats($sOperation, $sArguments)
{
if (self::$m_bEnabled_Duration)
{
$fDuration = 0;
if (self::$m_bEnabled_Duration) {
$fStopped = MyHelpers::getmicrotime();
$fDuration = $fStopped - $this->m_fStarted;
if (self::$m_bBlameCaller)
{
$fSelfDuration = $fDuration - $this->m_fChildrenDuration;
if (self::$m_bBlameCaller) {
self::$m_aStats[$sOperation][$sArguments][] = array(
'time' => $fDuration,
'time' => $fSelfDuration,
'callers' => MyHelpers::get_callstack(1),
);
}
else
{
} else {
self::$m_aStats[$sOperation][$sArguments][] = array(
'time' => $fDuration
'time' => $fSelfDuration,
);
}
}
self::Pop($fDuration);
}
protected function ResetCounters()