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How to tune linux kernel parameter

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[系统(linux) 所属分类 系统(linux) | 发布者 店小二03 | 时间 2017 | 作者 红领巾 ] 0人收藏点击收藏

For better performance of the system we must tune linux kernel parameter. Once you know what to optimize it comes to doing it bywriting a parameter to the /proc file system which will tune linux kernel parameter.This /proc filesystem iscreated by the kernel when your server comes up, and it normally contains the settings for your kernel which is being used.

Under /proc/sys, you can find many kernelparameters that can be changed. The easyway to do this is by echoing the new value to the configuration file.

For example , the /proc/sys/vm/swappiness file contains a value that indicates how willing your server is toswap. The range of this value is between 0 and 100. A low value means that your serverwill avoid swapping as long as possible, while a high value means that your server is morewilling to swap. The default value in this file is 60. If you think your server is too eager toswap, you can change it as follows:

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