本文是一个查看mc的PHP脚本文件，用法简单。
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<?php /** * @brief: this is a qiangda de tools of watching memcache. * @author: phpor <lijunjie1982@yahoo.com.cn> * @date: 2010-07-26 16:00:00 * @version: 1.1 */ $arropt = getopt('h:p:i:n:rw:e:E:'); if(!isset($arropt['h']) || !isset($arropt['h'])) showHelp(); $host = $arropt['h']; $port = $arropt['p']; $interval = isset($arropt['i'])?$arropt['i']:1; $count = isset($arropt['n'])?$arropt['n']:0; $relative = isset($arropt['r']); $width = isset($arropt['w'])?$arropt['w']:15; $arrExtra = array(); if (isset($arropt['e'])) { $arrE = explode(':',$arropt['e']); foreach ($arrE as $field) { $arrExtra[$field] = $field; } } $mc = new Memcache(); if(!@$mc->connect($host,$port)) { die("connect $host:$port error\n"); } init(); $arrShow = array_merge($arrShow, $arrExtra); if (isset($arropt['E'])) { $arrE = explode(':',$arropt['E']); foreach ($arrE as $field) { unset($arrShow[$field]); } } $arrStats = $mc->getStats(); showHead($arrStats); show($arrStats,$relative); $i = 1; while($count ==0 || $i++ < $count) { sleep($interval); $arrStats = $mc->getStats(); show($arrStats,$relative); } exit(0); function showHelp(){ echo <<<eof Usage: -h host : -p port : -i interval : -n counts : -w field width: default 15 -e extends fields: eg: "bytes_read:bytes_written" -E erase fields: eg: "cmd_get:cmd_set" -r : show relative eg : 1. php mc_watch.php -h 10.65.129.61 -p 11241 -i 1 -n 10 -r 2. php mc_watch.php -h 10.65.129.61 -p 11241 -i 1 -n 10 -r -e "bytes_read:bytes_written" -E "cmd_get:cmd_set" eof; exit(0); } function init() { global $arrShow, $arrOld; $arrShow = array( 'curr_connections' =>'curr_conn', 'cmd_get' =>'cmd_get', 'cmd_set' =>'cmd_set', 'get_hits' =>'get_hits', 'get_misses' =>'get_misses', 'hits_rate' =>'hits_rate', 'evictions' =>'evictions' ); $arrOld = array(); foreach ($arrShow as $key=>$val) { $arrOld[$key] = 0; } } function showHead($arrStats) { global $arrShow, $width; echo "pid: ".$arrStats['pid'] ."\tserver_time: ".date('Y-m-d H:i:s',$arrStats['time']) ."\tmemcache_version: ".$arrStats['version'] ."\tmem_used: ".(getUse() / 1024 / 1024)."MB" ."\n"; foreach($arrShow as $val) { printf("%{$width}s",$val); } echo "\n"; } function show($arrStats,$relative = false) { global $arrShow,$arrOld, $width; $cnt_hits = $relative?$arrStats["get_hits"]-$arrOld["get_hits"]:$arrStats["get_hits"]; $cnt_get = $relative?$arrStats["cmd_get"]-$arrOld["cmd_get"]:$arrStats["cmd_get"]; foreach($arrShow as $key=>$title) { if ($key == "hits_rate") { printf("%{$width}s",sprintf("%0.2d%s", ($cnt_hits/$cnt_get)*100, "%")); } if(!isset($arrStats[$key])) continue; $val = $arrStats[$key]; printf("%{$width}s",$relative?$val - $arrOld[$key]:$val ); } echo "\n"; $arrOld = $arrStats; } function getUse() { global $mc; $arr = $mc->getStats('slabs'); return $arr['total_malloced']; } |