haosdent

#!/usr/bin/env bash

numbers=(1000 100 10)
sizes=(10MB 100MB 1GB)

echo "========================="
echo "Start Read Test Cases...."
echo "========================="

for (( i=0; i<${#sizes[@]}; i++ ))

haosdent

CDH4.3.0 HDFS 读写性能测试

---

Cloudera于2013年5月发布了CDH4.3.0，本文将从分别使用TestDFSIO（Hadoop自带）和PerformanceEvaluation（HBase自带）测试HDFS的性能。

0.测试环境说明

10台测试机，IP段为10.232.130.1~10.232.130.10

haosdent

iptraf对网络传输的影响测试

分别使用YCSB、PerformanceEvaluation和netpref对是否开iptraf情况下的网络传输进行测试

0.测试环境说明

5台物理机，每台物理机的配置如下：

• CPU：i5-3450(4核/3.1GHZ)
• 内存：32G(8G/1600*4)
• 硬盘：2TB(No Raid)

haosdent

virt-install \
--connect qemu:///system \
--name=vubuntu-1 \
--ram=2048 \
--vcpus=2 \
--cpu=host \
--cdrom=/var/lib/libvirt/images/ubuntu-12.04.2-server-amd64.iso \
--os-variant=ubuntuprecise \
--disk path=/var/lib/libvirt/images/vubuntu-1.qcow2,bus=virtio,size=40,cache=writethrough,format=qcow2,io=native \
--network bridge=virbr0,model=virtio \

haosdent

#!/usr/bin/env sh

origin=`curl -i http://202.116.160.173 | egrep '(Cookie)|(VIEW)' --color`
session=`echo $origin | perl -n -e '/SessionId=(\S+);/ && print $1'`
viewstate=`echo $origin | perl -n -e '/value="(\S+)"/ && print $1'`
cookie="Cookie:ASP.NET_SessionId="$session
agent="User-Agent:python/gevent-http-client-1.0a"

echo "Type your student id:"
read id

haosdent

var http = require('http');

var options = {
    host: '202.116.160.173'
};

var session, token;

var getSessionAndToken = function(){
    var req = http.get(options, function(res){

haosdent

::-webkit-scrollbar-button {
height: 0;
width: 0;
}

::-webkit-scrollbar-track {
background-clip: padding-box;
border: solid transparent;
border-width: 0 0 0 4px;
}

haosdent

#! /bin/bash
### BEGIN INIT INFO
# Author:		haosdent
# Default-Start:	2 3 4 5
# Default-Stop:		0 1 6
# Short-Description:	goagent - a proxy on gae	
# Description:		goagent - a proxy on gae
### END INIT INFO

LOCATION="/media/system/Download/goagent/local/proxy.py"

haosdent

#!/usr/bin/env sh

origin=`curl -i http://202.116.160.166 | egrep '(Cookie)|(VIEW)' --color`
session=`echo $origin | perl -n -e '/SessionId=(\S+);/ && print $1'`
viewstate=`echo $origin | perl -n -e '/value="(\S+)"/ && print $1'`
cookie="Cookie:ASP.NET_SessionId="$session
agent="User-Agent:python/gevent-http-client-1.0a"

curl -H $cookie http://202.116.160.166/CheckCode.aspx > /tmp/test.gif

haosdent

/*
		12306 Auto Query => A javascript snippet to help you book tickets online.
		Copyright (C) 2011 Jingqin Lynn
		
		Includes jQuery
		Copyright 2011, John Resig
		Dual licensed under the MIT or GPL Version 2 licenses.
		http://jquery.org/license

		Includes Sizzle.js