function renice($pid, $app)
{
$root = 0;
$salida = null;
$root = comp();
$process = find($pid, $app);
if ($process != null) {
$put = $app->request();
$ni = $put->put('ni');
if (is_numeric($ni)) {
if ((int) $ni > -21 && (int) $ni < 20) {
if ($root == 1) {
$par = "sudo ./renice.sh norberfaraz@gmail.com " . $ni . " " . $pid;
} else {
$par = "renice " . $ni . " " . $pid;
}
$salida = shell_exec($par);
if ($salida == null) {
$salida = "No tiene permisos para repriorizar el proceso con ID:" . $pid;
$app->render(202, array('msg' => $salida, 'error' => 'true'));
} else {
$app->render(200, array('msg' => $salida, 'error' => 'false'));
}
} else {
$app->render(202, array('msg' => 'la variable ni(prioridad) no esta bien definida, debe ser un valor numerico entre 20 y -20 2 ', 'error' => 'true'));
}
} else {
$app->render(202, array('msg' => 'la variable ni(prioridad) no esta bien definida, debe ser un valor numerico entre 20 y -20 1 ' . $ni . 'h', 'error' => 'true'));
}
} else {
$app->render(202, array('msg' => 'Proceso inexistente', 'error' => true));
}
}
public function testComp()
{
$abs_all = function (array $items) {
foreach ($items as &$item) {
$item = abs($item);
}
return $items;
};
$biggest = comp('max', $abs_all);
$this->assertEquals(3, $biggest([1, 2, -3]));
}
function calculate_priority()
{
global $score_board;
global $baseI;
global $baseM;
global $baseCPU_TIME;
global $baseFLT;
global $baseMAXRSS;
global $use_base_user;
global $NUM_OF_EFFECTIVE_SUBMISSION;
global $TOTAL_P_SCORE;
global $USE_SCALABLE_TOTAL_P_SCORE;
global $tmDeadline;
global $CPU_TIME_UNIT;
$mem_key = "m_peak";
$NUM_OF_EFFECTIVE_SUBMISSION = 0;
if ($use_base_user) {
for ($k = 0; $k < count($score_board); ++$k) {
if ($score_board[$k]["id"] == "baseline") {
break;
}
}
if ($k < count($score_board)) {
if (array_key_exists("I_refs", $score_board[$k]) && array_key_exists($mem_key, $score_board[$k])) {
if ($score_board[$k]["I_refs"] != -1 && $score_board[$k][$mem_key] != -1) {
$baseI = $score_board[$k]["I_refs"];
$baseM = $score_board[$k][$mem_key];
$baseCPU_TIME = $score_board[$k]["cpu_time"];
$baseFLT = $score_board[$k]["flt"];
$baseMAXRSS = $score_board[$k]["maxrss"];
}
}
}
}
for ($k = 0; $k < count($score_board); ++$k) {
if (IsValidScoreboardEntry($k) && $score_board[$k]["check"] == 1 && GetSubmissionTime($score_board[$k]["id"]) <= $tmDeadline) {
if ($score_board[$k]["I_refs"] >= INFINITY) {
$perf_I1 = 0;
} else {
$perf_I1 = comp($baseI) / comp($score_board[$k]["I_refs"]);
}
if ($perf_I1 > 0) {
$perf_I2 = 0;
} else {
if ($score_board[$k]["cpu_time"] >= INFINITY) {
$perf_I2 = 0;
} else {
$perf_I2 = comp($baseCPU_TIME) / comp($score_board[$k]["cpu_time"]);
}
if ($score_board[$k]["cpu_time"] <= CPU_TIME_UNIT && $perf_I1 < $perf_I2) {
$perf_I2 += $perf_I1 / 100;
}
}
$perf_I = max($perf_I1, $perf_I2);
$perf_M1 = comp($baseM) / comp($score_board[$k][$mem_key]);
if ($score_board[$k]["flt"] >= INFINITY || $score_board[$k]["maxrss"] >= INFINITY) {
$perf_M2 = 0;
} else {
$perf_M2 = comp($baseFLT * $baseMAXRSS) / comp($score_board[$k]["flt"] * $score_board[$k]["maxrss"]);
}
$perf_M = max($perf_M1, $perf_M2);
// $perf_M = $perf_M2;
$priority = $perf_I * $perf_M;
//$priority = pow($priority, 0.5);
// $priority = log($priority + 2, 2) / log(3,2);
} else {
$priority = 0;
}
$score_board[$k]["priority"] = $priority;
if ($priority > 0) {
$NUM_OF_EFFECTIVE_SUBMISSION++;
}
}
if ($USE_SCALABLE_TOTAL_P_SCORE) {
$TOTAL_P_SCORE = 80 * $NUM_OF_EFFECTIVE_SUBMISSION;
if ($TOTAL_P_SCORE > 80 * 60) {
$TOTAL_P_SCORE = 80 * 60;
}
}
}
