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linux bg and fg commands Under linux, if we want a task or program to be executed in the background, we can use &. In fact, linux also provides commands for other task scheduling. bg: change a command suspended in the background to continue execution; [background background background]fg: transfer the command in the background to the fore ...

CL236 configure IP failover – configure NFS Ganesha In this chapter, learn how to configure NFS Ganesha to solve the problem of high availability. RHCA column address: https://blog.csdn.net/qq_41765918/category_11532281.html NFS Ganesha feature NFS Ganesha is a user mode file server for NFS. It supports NFSv3, NFSv4 and NFSv ...

1, Document management 1. ls command – displays the content and attribute information under the specified working directory Options and parameters: -a: All files are listed together with hidden files (files starting with). Commonly used)-d: List only the directory itself, not the file data in the directory (common)-l: Long data s ...

CL236 configuring IP failover – CTDB This section describes how to configure IP failover. This chapter studies CTDB, mainly to solve the problem of high availability of NFS and Samba. RHCA column address: https://blog.csdn.net/qq_41765918/category_11532281.html High availability cluster NAS (this section is extracted from Pro ...

libselinux is a very important dependency package in the Linux system. Many software rely on this package, such as OpenSSL, OpenSSL devel, systemd and so on. If this package is missing, it will cause disastrous consequences. For example, the basic commands such as ls, cp and mv cannot be used, and the yum command cannot be used normally. Howeve ...

Basic concepts of LVM logical volumes Logically add different hard disks or partitions to a unified volume groupThe VG volume group is equivalent to a large logical hard diskLV logical volume, equivalent to partition, takes out a certain space from the volume group The creation and management of logical volumes and hard disk partitions are si ...

Hello, I'm brother Tao. Today, let's talk about the recv function in TCP network programming. As we know, recv is a blocking function. When no data is received, it will wait for the data foolishly. So, how to make the recv function have a little temper instead of waiting foolishly? The select function can be on top. Next, let's practice and d ...

1.1 ACL permission control: scheme, id and permission are used to identify, mainly covering three aspects: Permission scheme: authorization policy Authorization object (id): the authorized object Permission: the permission granted 1.2. Features of Zookeeper ACL: Zookeeper's permission control is based on znode nodes, and permissions need ...

Python wechat ordering applet course video https://edu.csdn.net/course/detail/36074 Python actual combat quantitative transaction financial management system https://edu.csdn.net/course/detail/35475 In CSS specification Scroll-linked Animations In, an epoch-making CSS function is introduced. That is – The @scroll-timeline At rule, lite ...

Hello, I'm Mr. Jiao ya (o^^o) Speaking of android, what a distant English word it is. "The first line of code" I think all my friends who have studied android development should have read it. It can be said to be an entry masterpiece. Looking at the masterpiece of Big Brother Guo Lin, at the moment, it's a little strange and a lit ...