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File system management The act of establishing an association between an additional file system and an existing directory in the root file system so that this directory can be used as an access to other files is called mounting; The process of releasing this association is called unloading. Associate the device with the mount point: mount; Du ...

Linux network programming basic API Socket address API Byte order Large end byte order (network byte order): the high-order byte (2331 bit) of an integer is stored at the low address of the memory, and the low-order byte (07 bit) is stored at the high address of the memorySmall end byte order (host byte order): the high-order byte of a ...

1, docker network mode 1. Virtual gateway of docker container (1)loopback Is the loopback network card and TCP/IP network card effective (2)virtual bridge linux itself inherits a virtualization function (kvm Architecture) and is a virtualization platform of the native architecture. After installing a virtualization platform, the system ...

EPIT Timer 1.Introduction to EPIT Timer EPIT (Enhanced Periodic Interrrupt Timer), an enhanced periodic interrupt timer, is primarily used to complete the periodic interrupt timer. EPIT is a 32-bit timer that provides precise timing interrupts when enabled. Its structure is illustrated below Multiplexer to select clock source, there are ...

docker three elements Mirroring: templates for containers Container: a runtime state of an application environment Warehouse: used to store images How to create a mirror Create based on an existing image Create based on local template Create based on Dockerfile What are the components of a mirror 1. Basic image --------- centos 2. Depe ...

Linux journey 19: startup process, module management and loader Source: pexels Linux startup process analysis Start up process list Generally, the startup process of the operating system can be divided into the following steps: Load BIOS to get hardware information and perform self-test, so that you can get the first bootable device.Read ...

1.concept Conditional variables are another synchronization mechanism available to threadsConditional variables provide a meeting place for multiple threadsWhen conditional variables are used with mutexes, allow threads to wait for specific conditions to occur in a non-competitive mannerConditional variables are things in the thread that wait ...

Optimize Ngxin for increased security and high concurrency By optimizing Nginx settings, Nginx enhances security while supporting more concurrent requestsTune Nginx's host Linux kernel parameters to make them more compliant with Web servers that support high concurrent access Nginx configuration optimization Edit nginx.conf configuration fil ...

Transfer file command under linux lrzsz Introduction: lrzsz is a program that can be uploaded and downloaded in linux instead of ftp. Installation: yum-y install lrzsz Use: Upload: rz Download: sz filename Example: [root@server1 ~]# yum install -y lrzsz.x86_64 ................. [root@server1 ~]# echo "September 9, 2002, ...

catalogue 1, k8s overview 1. What is k8s 2.k8s applicable scenarios 3.Kubernetes architecture 4. Roles and functions 5.master node service 6. Overview of etcd 2, Private image warehouse 1. Basic understanding 2. Warehouse initialization 3, kubernetes installation 1. Environmental preparation 2. Kube master installation 3. Overvi ...