daijianfeng 发表于 2010-12-4 15:29:19

系统的性能问题主要集中在哪里?

系统的性能问题主要集中在哪里?
分两方面总结:
1 软件 sql代码?中间件?
2 硬件 处理器?内存?网络?

C组十三 发表于 2010-12-5 15:05:29

这个问题貌似不好回答,根据经验,99%的性能问题是通过修改程序解决,包括SQL优化。

PrefTest 发表于 2010-12-5 21:49:01

Mercury Interactive Corporation analysis of thousands of load tests on company web sites found that enterprise performance problems come from four main areas: databases, web servers, application servers, and the network. Each area typically causes about a quarter of the performance problems.

PrefTest 发表于 2010-12-5 21:49:07

Mercury Interactive Corporation analysis of thousands of load tests on company web sites found that enterprise performance problems come from four main areas: databases, web servers, application servers, and the network. Each area typically causes about a quarter of the performance problems.

whq1985 发表于 2010-12-6 17:06:10

linux内核参数 VM虚拟内存和IO

msnshow 发表于 2010-12-6 22:37:09

你列的几方面都有可能

wwk0114 发表于 2010-12-7 14:23:18

这个问题问的范围太广了,应该具体一下是哪方面的测试
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