已有 11314 人访问
孙锋 ID.9889
博客(25)
孙锋的博客
基本知识
孙锋 2011-07-01
并口硬盘hda，hdb，hdc 。。。串口硬盘sda，sdb，sdc 。。。主分区(最多4个)所以编号是 1，2，3，4 逻辑驱动器编号从5开始 5，6，7，8 。。。
267°/2677 人阅读/0 人点赞/0 条评论
　　# 0 - 停机（千万别把initdefault设置为0，否则系统永远无法启动）　　# 1 - 单用户模式　　# 2 - 多用户，没有 NFS　　# 3 - 完全多用户模式(标准的运行级)　　# 4 – 系统保留的　　# 5 - X11 （x window)　　# 6 - 重新启动 （千万不要把initdefault 设置为6，否则将一直在重启 ）
259°/2581 人阅读/0 人点赞/1 条评论
探索UBUNTU10.04的启动流程周三, 二 9, 2011UbuntuOS：Ubuntu 10.04 LTS之前其实折腾了一下Ubuntu的启动过程，但是那是放到9.04版本之前的，然后从9.04以后Ubuntu中init进程开始和upstart相结合使用，所以也有些难懂。于是做一个小小的探索，记录一下自己的心得。文中忽视了从BIOS到kernel的过程，因为这一部分没啥变化，将注意力主要集中
403°/4034 人阅读/0 人点赞/0 条评论
I recently got engaged with a client who ran an increasing load test against their load-balanced application. I got engaged because they had a phenomenon they couldn't explain - here is an excerpt of
337°/3369 人阅读/0 人点赞/1 条评论
In this post I discuss the seven most important steps to improve your application performance practices. These simple-to-follow practices will help you to improve the way you deal with applicatio
296°/2963 人阅读/0 人点赞/0 条评论
Over the last couple of years performance of web applications became more important to businesses as search engines (such as Google) factor in performance into their ranking. This ultimately leads to&
319°/3182 人阅读/0 人点赞/1 条评论
Time to First ImpressionThis is the time from when the URL is entered into the browser until the user has the first visual indication of the page that gets loaded. The first visual indication is the f
295°/2948 人阅读/0 人点赞/1 条评论
by Alois Reitbauer, Jun 08, 11 Response times are in many – if not in most – cases the basis for performance analysis. When they are within expected boundaries everything is ok. When they get to hig
366°/3663 人阅读/0 人点赞/0 条评论
1.                                 
344°/3436 人阅读/0 人点赞/1 条评论
1) Use the most recent version of JDK /JRE For each major Java™ release "train" (e.g.J2SE 1.4.2, J2SE 5.0, J2SE 6.0) Sun/Oracle publishes update releases on a regular basis. For example the
366°/3669 人阅读/0 人点赞/0 条评论