} else {
    if ($sumsum2 > $record2) {
        file_put_contents($record, $sumsum2);
    }
}
$record3 = file_get_contents($record);
echo "Max: " . $record3 . " @ " . date("Y-m-d, H:i:s", filemtime($record));
echo "<br>";
$chan31 = sum3('sc1.readycast.org:8888', '8888');
$chan32 = sum3('89.248.166.198:8017', '8017');
$chan33 = sum3('sc1.readycast.org:8026', '8026');
$chan34 = sum3('sc1.readycast.org:8558', '8558');
$chan35 = sum3('sc1.readycast.org:8440', '8440');
$chan36 = sum3('sc1.readycast.org:8544', '8544');
$chan37 = sum3('esr.rootnode.net:8019', '8019');
$chan38 = sum3('esr.rootnode.net:8021', '8021');
$sumsum3 = $chan31 + $chan32 + $chan33 + $chan34 + $chan35 + $chan36 + $chan37 + $chan38;
echo "Slots: " . $sumsum3;
$usage2 = $sumsum2 / ($sumsum3 / 10) * 10;
$czo2 = round($usage2, 2);
echo "<br>Usage: {$czo2}%<br><br>\n";
$dzis = date(Ymd);
$filename = "history/" . $dzis . ".txt";
$dzis2 = date("Y-m-d");
$nowtime = date("H:i:s");
$sumsum3b = $nowtime . " " . $chan21 . " " . $chan22 . " " . $chan23 . " " . $chan24 . " " . $chan25 . " " . $chan26 . " " . $chan27 . " " . $sumsum2 . "\n";
if (!file_exists($filename)) {
    touch($filename);
    file_put_contents($filename, $sumsum3b, FILE_APPEND);
} else {
    file_put_contents($filename, $sumsum3b, FILE_APPEND);
<?php

function sum3($nums)
{
    echo array_sum($nums);
}
sum3([1, 2, 3]);
sum3([5, 11, 2]);
sum3([7, 0, 0]);