lock file

## If the ppp0 PID file is present then the program is running. Stop it.If [-r/var/run/$ device. pid]; thenKill-int 'cat/var/run/$ device. Pi'## If the kill did not work then there is no process running for this# PID. It may also mean that the lock

#! /Bin/bash######################################## ## Function: auto fdisk# Usage: Bash auto_fdisk.sh# Author: customer service department# Company: Alibaba Cloud computing# Version: 2.0######################################## #Count = 0Tmp1 =/tmp/

    1. Kernel configuration supports pppd Dialing: Make menuconfig Device Drivers-> -> Network device support-> PPP (Point-to-Point Protocol) support [*] PPP Multilink support PPP support for async serial ports PPP support for sync tty ports slip

Phpcomposer is a simple php dependency management tool used to process packages or libraries. it is saved in the vender folder of a project based on a single project. it is never installed globally by default. Php 5.3.2 + is required, and git, svn,

Flock (PHP 3>= 3.0.7, PHP 4 >= 4.0.0) Flock--Lock file description BOOL Flock (int fp, int operation [, int wouldblock]) PHP supports full locking of files when accessing files (which means that all access programs have to use the same locking

How to correctly use Composer to install Laravel extension package We often need to add extension packages to existing projects. sometimes, due to document error guidance, such as from this document: In our current logic, the composer update

What is Composer? Composer is a dependency management tool for PHP. You can declare your dependent libraries in your project, and then Composer will help you solve the following problems: find these libraries and the versions that can be installed

I haven't engaged in release e.net for a long time. Today, I have sorted out hard disk data and found that I wrote a search engine framework, which contains a document to sort out some knowledge points, and I sorted out some of them and published

Rsync configuration, rsync configuration file I. Introduction to rsync Remote synchronize (Rsync) is a remote data synchronization tool that allows you to quickly synchronize files between multiple hosts through the LAN/WAN, or use Rsync to

Before discussing the delivery process of local emails, let's clarify the definitions of "local", "foreign", and "virtual" emails and the related MDA. PostfixShipping Agent The postfix determines whether to accept the email Based on the email

This blog post records a solution that fails to be started after the vmwarevm is shut down abnormally. The website in our center is deployed on a Windows XP Virtual Machine. However, due to power issues, the physical machine where the virtual

The SMTP protocol requires that the MTA that receives the mail be responsible for sending the mail to the final destination, which may be the mailbox of the local system or other hosts on the same network, this process is called delivery ). This

Php composer tool quick tutorial, super simple, composer tutorialThe php dependency management tool is used to process packages or libraries. It is saved in the vender folder of a project based on a single project. It is never installed globally by

You do not need to enter a password for Rsync transmission. 1. Background 1) one server: VM3 (IP: 3.9.8.151) 2) A client: VM2 (IP: 3.9.8.157) 3) The server and client can ping each other. 4) rsync has been installed on both the server and

1. Cwrsync Introduction Cwrsync is the implementation version of Rsync on Windows, and rsync can transfer only modified files over the network by using the file transfer technology of the specific algorithm.Cwrsync is primarily used for remote file

Virtual Machine vmx cannot open Failed to lock the file solution VMWare file Failed to lock the file solution cause: Virtual Disk (. vmdk) has a disk protection mechanism to prevent multiple virtual machines from simultaneously accessing the same

Rsync Introduction Rsync is a file synchronization and data transmission tool in Linux and UNIX systems. It uses the "rsync" algorithm to synchronize files between a client and a remote file server, unlike the limitations of cp and wget commands, it

Phpflock function instance. Because flock () requires a file pointer, it may have to use a special lock file to protect access to the file to be opened in write mode (in fopen () adding w to the function or because flock () requires a file pointer,

1: Download Ca-bundle.crt and CACERT.PEM (see Navigation Bar--file)Put these two files in the PHP directoryAdd the path to the above two files in the 2:php.iniCurl.cainfo=c:/xampp/php/ca-bundle.crtOpenssl.cafile=c:/xampp/php/ca-bundle.crtWrite to

I. Introduction of RSYNCrsync (remote synchronize) is a data synchronization tool that allows you to quickly sync files between multiple hosts via Lan/wan, or use rsync to synchronize different directories on your local hard drive.Rsync is a tool