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<?php
// 输出Excel文件头，可把user.csv换成你要的文件名
header('Content-Type: application/vnd.ms-excel');
header('Content-Disposition: attachment;filename="user.csv"');
header('Cache-Control: max-age=0');

// 从数据库中获取数据，为了节省内存，不要把数据一次性读到内存，从句柄中一行一行读即可
$sql = 'select * from tbl where ……';
$stmt = $db->query($sql);

// 打开PHP文件句柄，php://output 表示直接输出到浏览器
$fp = fopen('php://output', 'a');

// 输出Excel列名信息
$head = array('姓名', '性别', '年龄', 'Email', '电话', '……');
foreach ($head as $i => $v) {
    // CSV的Excel支持GBK编码，一定要转换，否则乱码
    $head[$i] = iconv('utf-8', 'gbk', $v);
}

// 将数据通过fputcsv写到文件句柄
fputcsv($fp, $head);

// 计数器
$cnt = 0;
// 每隔$limit行，刷新一下输出buffer，不要太大，也不要太小
$limit = 100000;

// 逐行取出数据，不浪费内存
while ($row = $stmt->fetch(Zend_Db::FETCH_NUM)) {

    $cnt ++;
    if ($limit == $cnt) { //刷新一下输出buffer，防止由于数据过多造成问题
        ob_flush();
        flush();
        $cnt = 0;
    }

    foreach ($row as $i => $v) {
        $row[$i] = iconv('utf-8', 'gbk', $v);
    }
    fputcsv($fp, $row);
}

require_once $_SERVER['ZEND_PHPUNIT_TESTS_LOCATION'];

define('PHPUnit_MAIN_METHOD', '');

set_include_path(get_include_path()
  . PATH_SEPARATOR . $_SERVER['ZEND_PHPUNIT_LOCATION']
  . PATH_SEPARATOR . $_SERVER['ZEND_PHPUNIT_PROJECT_LOCATION']
  . PATH_SEPARATOR . $_SERVER['ZEND_PHPUNIT_CONTAINER_INCLUDE_PATH']
);

require_once 'PHPUnit/TextUI/TestRunner.php';

$cwd = getCwd();

foreach ($ZendPHPUnitTests as $test) {
  chDir(dirname($test['file']));
  require_once $test['file'];
  chDir(dirname($cwd));
}

class ZendPHPUnitSuite extends PHPUnit_Framework_TestSuite {

    public static function suite() {
    $suite = new self();
    $suite->setName(__CLASS__);
    foreach ($GLOBALS['ZendPHPUnitTests'] as $test)
      if ($test['type'] === 'suite') {
        $suite->addTest(call_user_func(array ($test['name'], 'suite')));
      } else $suite->addTestSuite($test['name']);
    return $suite;
  }
}

<?php
define("ROOT_PATH",realpath("../../../").'/');
define("LIB_PATH",ROOT_PATH."PHP_TM_LIB***/");

set_include_path(
    get_include_path()
    .PATH_SEPARATOR . ROOT_PATH
    .PATH_SEPARATOR . LIB_PATH
);
?>

set_include_path(get_include_path()
  . PATH_SEPARATOR . $_SERVER['ZEND_PHPUNIT_LOCATION']
  . PATH_SEPARATOR . $_SERVER['ZEND_PHPUNIT_PROJECT_LOCATION']
  . PATH_SEPARATOR . $_SERVER['ZEND_PHPUNIT_CONTAINER_INCLUDE_PATH']
);

#!/usr/bin/perl
use strict;
use warnings;
use POSIX qw(strftime);

my $topavg = 0;
my $topcpu = 0;
my $procnum = $$;
$SIG{INT} = \&disp;
while(1) {
    my $uptime = `uptime`;
    my $mpstat = `mpstat -P ALL 1 1`;

    my $loadavg = $1 if $uptime =~ /([0-9]+\.[0-9]+),/;
    my $usercpu = $1 if $mpstat =~ /all\s+([0-9]+\.[0-9]+)/;

    my $cur_time = strftime "%F %T", localtime;
    print "$cur_time CPU: $usercpu\tLOAD: $loadavg\n";
    $topavg = $loadavg if $loadavg > $topavg;
    $topcpu = $usercpu if $usercpu > $topcpu;
    sleep 1;
}

sub disp {
    return if $procnum != $$;
    print "\nStop...\n";
    print "MAX CPU: $topcpu\tMAX LOAD: $topavg\n";
    exit;
}