testing

probe.php
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			#!/usr/bin/env php
			<?php

			$root = dirname(dirname(dirname(__FILE__)));
			require_once $root.'/scripts/__init_script__.php';

			$data = array();

			$conn_r = id(new PhabricatorUser())->establishConnection('r');
			$databases = queryfx_all($conn_r, 'SHOW DATABASES');
			foreach ($databases as $database) {
			$name = head($database);
			queryfx($conn_r, 'USE %C', $name);
			$tables = queryfx_all(
			$conn_r,
			'SHOW TABLE STATUS');
			$tables = ipull($tables, null, 'Name');
			$data[$name] = $tables;
			}

			$totals = array_fill_keys(array_keys($data), 0);
			$overall = 0;

			foreach ($data as $db => $tables) {
			foreach ($tables as $table => $info) {
			$table_size = $info['Data_length'] + $info['Index_length'];

			$data[$db][$table]['_totalSize'] = $table_size;
			$totals[$db] += $table_size;
			$overall += $table_size;
			}
			}

			echo "APPROXIMATE TABLE SIZES\n";
			asort($totals);
			foreach ($totals as $db => $size) {
			printf("%-32.32s %18s\n", $db, fmt($totals[$db], $overall));
			$data[$db] = isort($data[$db], '_totalSize');
			foreach ($data[$db] as $table => $info) {
			printf(" %-28.28s %18s\n", $table, fmt($info['_totalSize'], $overall));
			}
			}
			printf("%-32.32s %18s\n", 'TOTAL', fmt($overall, $overall));

			function fmt($n, $o) {

			return sprintf(
			'%8.8s MB %5.5s%%',
			number_format($n / (1024 * 1024), 1),
			sprintf('%3.1f', 100 * ($n / $o)));
			}