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Linux nohup in detail

Linux nohup in detail

When we execute a command in Linux, it will create our process in the background and assign a unique process ID. This process can be ended in three ways: the assigned task is completed, you explicitly terminate the process, you log out, or in the case of SSH, the connection is disconnected and the session is terminated
Linux 2021-08-16 0 likes 0 comments 3344 views
Use scp to transfer files between Linux devices

Use scp to transfer files between Linux devices

Suppose you have a file that needs to be removed from the server, or you want to put it on the server. It would be a bit redundant to set up some form of FTP client, or configure a share to handle this small task
Linux 2021-09-14 0 likes 0 comments 3522 views
tar package compression and decompression

tar package compression and decompression

The Linux tar (English full spelling: tape archive) command is used to back up files. tar is a tool program used to create and restore backup files. It can add and unlock files in the backup file
Linux 2021-10-14 0 likes 0 comments 3595 views
TCPing port connection debugging tool

TCPing port connection debugging tool

In general, the IP of our Ping server is only the delay obtained by the ICMP protocol transmission, and some IDCs will optimize the ICMP delay very well. In fact, it is exposed by testing with TCPing.
Linux 2021-08-25 0 likes 0 comments 4257 views
CentOS7 install update security patch

CentOS7 install update security patch

System administrators usually only care about the security update part of the system when upgrading the system, and the upgrade of pure software version does not need to be rooted, because upgrading them may cause unpredictable problems. We only install the security update part of the system update.
Linux 2021-09-12 0 likes 0 comments 4284 views
【Docker + Selinux】 Can't Open / Permission denied

【Docker + Selinux】 Can't Open / Permission denied

The main solution is how to configure `docker` security in the environment where `selinux` is turned on, as well as common error solutions. It is not blindly `chmod -R 777`,`--privileged=true`,`setenforce 0` , But focus on using the `selinux` security strategy
Docker 2021-09-26 0 likes 0 comments 4424 views
How does Linux determine whether Crontab is running normally?

How does Linux determine whether Crontab is running normally?

In the process of our development, we often encounter situations where scheduled tasks are not executed as expected. In the Linux system, timing tasks are generally implemented by the system Crontab. This article discusses how to judge whether the Crontab is running normally.
Linux 2023-06-07 0 likes 0 comments 5374 views