oliver/pmcalculator
oliver/pmcalculator
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Chris Moore 2018-10-16 10:56:33 -04:00
commit c78bafe603
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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>PHP-FPM Process Caluculator</title>
<meta name="description" content="">
<meta name="author" content="Chris Moore">
</head>
<body>
<form name="form1" method="post" action="" >
<table>
<tr><td><strong>Total Ram:</strong></td><td><input type="text" name="ram-total" id="ram-total" /></td></tr>
<tr><td><strong>Reserved:</strong></td><td><input type="text" name="ram-reserved" id="ram-reserved" /></td></tr>
<tr><td><strong>Buffer:</strong></td><td><input type="text" name="ram-buffer" id="ram-buffer" />%</td></tr>
<tr><td><strong>Process size:</strong></td><td><input type="text" name="process-size" id="process-size" /> MB</td></tr>
<!--<tr><td>Buffer Percent:</td><td><input type="text" name="ram-buffer-percent" id="ram-buffer-percent" readonly /></td></tr>-->
<tr><td>Available:</td><td><input type="text" name="ram-available" id="ram-available" readonly /> Gb</td></tr>
<tr><td>Available:</td><td><input type="text" name="ram-available-mb" id="ram-available-mb" readonly /> Mb</td></tr>
<tr><td>Max children:</td><td><input type="text" name="max-children" id="max-children" readonly /></td></tr>
<tr><td>Start servers:</td><td><input type="text" name="start-servers" id="start-servers" readonly /></td></tr>
<tr><td>Min spare:</td><td><input type="text" name="min-spare" id="min-spare" readonly /></td></tr>
<tr><td>Max spare:</td><td><input type="text" name="max-spare" id="max-spare" readonly /></td></tr>
</table>
</form>
<script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
<script>
$(document).ready(function() {
//this calculates values automatically
sum();
$("#ram-total, #ram-reserved, #ram-buffer, #process-size").on("keydown keyup", function() {
sum();
});
});
function sum() {
//inputs
var ramtotal = document.getElementById('ram-total').value;
var ramreserved = document.getElementById('ram-reserved').value;
var rambuffer = document.getElementById('ram-buffer').value;
var processsize = document.getElementById('process-size').value;
var buffer = 1 - (rambuffer / 100) ;
//[Total Available RAM] – [Reserved RAM] – [10% buffer] = [Available RAM for PHP]
var availableram = Math.round(((ramtotal - ramreserved) * buffer) * 10) / 10;
var availablerammb = Math.round(availableram * 1024);
// [Average Process Size] / [Available RAM for PHP]= [max_children]
var maxchildren = Math.floor(availablerammb / processsize);
var startservers = Math.floor(maxchildren * 0.25);
var minspare = Math.floor(maxchildren * 0.25);
var maxspare = Math.floor(maxchildren * 0.75);
if (!isNaN(availableram)) {
//Outputs
//document.getElementById('ram-buffer-percent').value = buffer;
document.getElementById('ram-available').value = availableram;
document.getElementById('ram-available-mb').value = Math.round(availableram * 1024);
document.getElementById('max-children').value = maxchildren;
document.getElementById('start-servers').value = startservers;
document.getElementById('min-spare').value = minspare;
document.getElementById('max-spare').value = maxspare;
}
}
</script>
</body>
</html>