root server

There are always many friends who have doubts about Linux memory management. In the core of the new version, it seems that a new solution has been provided for this problem, so we can refer to it here. Finally, I have attached my comments on this

How to release cache memory in Linux After files are frequently accessed in Linux, the physical memory will soon be used up. When the program ends, the memory will not be released normally, but will always be used as caching. it seems that many

CentOS manual memory release command Careful friends will notice that when you frequently access files in linux, the physical memory will soon be used up. When the program ends, the memory will not be released normally, but will always be used as

Cache & buffers in linux top Command Today, when we use top to view the usage of system resources by specific processes of the system, we are not very clear about the two concepts of cache and buffer. We have studied the following: ** Cache is a

Posted on [post from the Cu Forum]Linux memory management Careful friends will notice that when you frequently access files in Linux, the physical memory will soon be used up. Program The memory will not be released normally, but will

In the production environment, we will encounter a disk with a partition greater than 2 TB (for example, adding a 10 TB storage), because MBR partition tables only support 2 TB disks, therefore, GPT partition tables must be used for disks larger

In the production environment, we will encounter a disk with a partition greater than 2 TB (for example, adding a 10 TB storage), because MBR partition tables only support 2 TB disks, therefore, GPT partition tables must be used for disks larger

When files are frequently accessed in Linux, the physical memory will soon be used up. When the program ends, the memory will not be released normally, but will always be used as caching. It seems that many people are asking this question, but they

The difference between memory buffer and cache in Linux 2011-10-04 14:40:18 This article turns from: http://blog.chinaunix.net/uid-24020646-id-2939696.html Careful friends will notice that when you frequently access files under Linux, physical

For Linux user operation records, the command history is generally used to view historical records. However, if important data is deleted due to misoperations, The history Command will not be useful. So how should we implement the historical

Article Title: Release cache memory in linux. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Careful friends

The entire process of Oracle10g installation under Red Hat Enterprise Linux5.4 is illustrated. Red Hat Enterprise Linux5.4 has a memory of no less than 1G and a hard disk of more than 8G. In this environment, the Linux address is 192.168. The entire

When files are frequently accessed in Linux, the physical memory will soon be used up. When the program ends, the memory will not be released normally, but will always be used as caching. It seems that many people are asking this question, but they

Recently, during the 4020 SD card test, we found that if you perform file read/write operations for a long time, the following prompt is displayed: A zone is low on free memory !! I checked the Linux memory and the high-speed cache of Block devices

Careful friends will notice that when you frequently access files in Linux, the physical memory will soon be used up. When the program ends, the memory will not be released normally, but will always be used as caching. it seems that many people are

Free-m memory information query, cat/proc/cpuinfo cpu Information Query instance explanation, proccpuinfo Free cpu Information Query reference informationFree [root@VM_0_16_centos ~]# free -m total used free shared

In Linux, fast partition formatting is larger than 2 TB and large capacity is stored in the production environment. We will encounter a disk with a partition larger than 2 TB (for example, adding a 10 TB storage). Since MBR partition tables only

When using top to view system resources for a specific process today, the two concepts of cache and buffer are not very clear, and a look at the following:**cache is a cache that is used for buffering between CPU and memory;**buffer is an I/O cache

release cache memory under LinuxCareful friends will notice that when you frequently access files under Linux, physical memory will soon be used up, and when the program is finished, memory will not be released normally, but as a caching. This

Use SNMP and Cacti to monitor Linux servers SNMP (Simple Network Management Protocol) is used to collect internal data, such as load, disk status, and bandwidth. Network monitoring tools such as Cacti use this data to generate icons for monitoring