PHP xhprof_get_metrics Examples

Example #1

File: xhprof_lib.php Project: gggeek/ezperformancelogger

/**
 * Compute inclusive metrics for function. This code was factored out
 * of xhprof_compute_flat_info().
 *
 * The raw data contains inclusive metrics of a function for each
 * unique parent function it is called from. The total inclusive metrics
 * for a function is therefore the sum of inclusive metrics for the
 * function across all parents.
 *
 * @return array  Returns a map of function name to total (across all parents)
 *                inclusive metrics for the function.
 *
 * @author Kannan
 */
function xhprof_compute_inclusive_times($raw_data)
{
    global $display_calls;
    $metrics = xhprof_get_metrics($raw_data);
    $symbol_tab = array();
    /*
     * First compute inclusive time for each function and total
     * call count for each function across all parents the
     * function is called from.
     */
    foreach ($raw_data as $parent_child => $info) {
        list($parent, $child) = xhprof_parse_parent_child($parent_child);
        if ($parent == $child) {
            /*
             * XHProf PHP extension should never trigger this situation any more.
             * Recursion is handled in the XHProf PHP extension by giving nested
             * calls a unique recursion-depth appended name (for example, foo@1).
             */
            xhprof_error("Error in Raw Data: parent & child are both: {$parent}");
            return;
        }
        if (!isset($symbol_tab[$child])) {
            if ($display_calls) {
                $symbol_tab[$child] = array("ct" => $info["ct"]);
            } else {
                $symbol_tab[$child] = array();
            }
            foreach ($metrics as $metric) {
                $symbol_tab[$child][$metric] = $info[$metric];
            }
        } else {
            if ($display_calls) {
                /* increment call count for this child */
                $symbol_tab[$child]["ct"] += $info["ct"];
            }
            /* update inclusive times/metric for this child  */
            foreach ($metrics as $metric) {
                $symbol_tab[$child][$metric] += $info[$metric];
            }
        }
    }
    return $symbol_tab;
}

Example #2

File: xhprof-check.php Project: ajsalminen/xhprof-kit

$run1 = $_SERVER['argv'][1];
$run2 = $_SERVER['argv'][2];
$extra = isset($_SERVER['argv'][3]) ? $_SERVER['argv'][3] : '';
$source = isset($_SERVER['argv'][4]) ? $_SERVER['argv'][4] : 'drupal-perf';
include_once dirname(__FILE__) . '/xhprof/xhprof_lib/utils/xhprof_lib.php';
include_once dirname(__FILE__) . '/xhprof/xhprof_lib/utils/xhprof_runs.php';
include_once dirname(__FILE__) . '/xhprof/xhprof_lib/display/xhprof.php';
$xhprof_runs_impl = new XHProfRuns_Default();
$run1_data = $xhprof_runs_impl->get_run($run1, $source, $description1);
$run2_data = $xhprof_runs_impl->get_run($run2, $source, $description2);
$run_delta = xhprof_compute_diff($run1_data, $run2_data);
$symbol_tab = xhprof_compute_flat_info($run_delta, $totals);
$symbol_tab1 = xhprof_compute_flat_info($run1_data, $totals_1);
$symbol_tab2 = xhprof_compute_flat_info($run2_data, $totals_2);
$metrics = xhprof_get_metrics($run_delta);
function print_pct($numer, $denom)
{
    if ($denom == 0) {
        $pct = "N/A%";
    } else {
        $pct = xhprof_percent_format($numer / abs($denom));
    }
    return $pct;
}
function print_num($num, $fmt_func = null)
{
    if (!empty($fmt_func)) {
        $num = call_user_func($fmt_func, $num);
    }
    return $num;