memory cached available free

In the work often encounter Linux memory is very large, but the cached accounted for most of the memory space, causing Linux to start the swap situation.This is the case:Total Memory 128g,cached occupies 108G, causing the system to use swap memory,

can the cache in Linux memory really be recycled? Do you really know the free command of Linux?In Linux systems, we often use the free command to view the state of the system's memory usage. On a RHEL6 system, the display of the free command is

Two machines are mainly used to run Nginx and PHP, the memory is 8G and 4G, a period of time after the output of the free command cached values will be more and more large, Self-search a few laps later learned that cached is mainly responsible for

The free command displays the idle, used physical memory and swap memory in the Linux system, and the buffer used by the kernel. In the Linux system Monitoring tool, the free command is one of the most frequently used commands. 1. Command

In Linux often found that there is little free memory, it seems that all the memory is occupied by the system, the surface is not enough memory, it is not. This is a good feature of Linux memory management, the main feature is that no matter how

To test the MBS system, weblogic only sets 99% GB of memory for the AP. However, after three stability tests, the memory usage reaches. Nmon monitoring revealed the existence of GB cached Memory. The following describes: Linux and Windows may have

Linux Memory management-free command 1. free memory management As a linux system administrator, it is very important to monitor the memory usage status. it helps you to understand the memory usage status, such as whether the memory usage is normal

Linux memory management-free command 1 free memory management as a linux system administrator, it is very important to monitor the memory usage status, through monitoring to help you understand the memory usage status, for example, whether the

1. free memory management As a linux system administrator, it is very important to monitor the memory usage status. It helps you to understand the memory usage status, such as whether the memory usage is normal and whether the memory is in short

Available forMemory=free memory+buffers+cached Clear page Cache only (Pagecache) # sync; echo 1 > /proc/sys/vm/drop_caches Clear Catalog Items and Inode # sync; echo 2 > /proc/sys/vm/drop_caches