linux系統優化

linux系統優化

linux系統性能優化

一、CPU性能名額

https://img-blog.csdnimg.cn/20200116193412587.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/2020011619354183.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/20200116193633561.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/20200116193758643.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/2020011619405096.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/20200116194127877.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/20200116194144678.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/20200116194210873.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

三、I/O性能名額

https://img-blog.csdnimg.cn/20200116194436803.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/20200116194456302.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/20200116194522371.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

https://img-blog.csdnimg.cn/20200116194546224.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

四、網絡收發流程

應用程式優化

角度1、網絡 I/O 的角度

角度2、程序的工作模型

角度3、套接字優化

提高網絡的吞吐量，需要調整這些緩沖區的大小

https://img-blog.csdnimg.cn/20200116195719234.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

角度4、傳輸層優化

https://img-blog.csdnimg.cn/20200116200039192.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIzOTI5Njcz,size_16,color_FFFFFF,t_70

角度5、網絡層優化

角度6、鍊路層優化

在鍊路層中，主要是優化網絡包的收發、網絡功能解除安裝以及網卡選項

五、應用程式