Linux

In general, we have to purchase the VPS host must also do a little simple test performance, such as checking the basic configuration is not the time we buy the merchant label configuration, as well as network node ping speed, as well as the network

Zabbix, is a web-based interface to provide distributed system monitoring, network monitoring functions of enterprise-class open source software, its function is quite perfect and to be fully proficient in the mastery also need to have enough

Use of SCP Replicate from local to remoteCommand basic format:SCP [Optional parameters] Local filename remote user name @ Remote address: Remote file or directory Copy file Example: Scp/home/backup.zip

1, before using expect, need to install two RPM package, The code is as follows Copy Code # RPM-IHV expect-5.43.0-8.el5.i386.rpm# RPM-IHV expect-devel-5.43.0-8.el5.i386.rpm 2, the batch modifies the password

Note: All operations in this article are performed under Root. 1. Installation Sqlite3 Ubuntu install sqlite3 directly in the terminal to run the command:#apt-get Install Sqlite3To view version information:#sqlite3-version2, sqlite3 Common

I installed Linux with a virtual machine, the real system is Windows XP, under Windows XP with Serv-u software set up an FTP server, and then we can log on to the virtual machine Linux FTP server to download or upload files, The difference is only

2015 is an extremely important year for Linux, both in enterprise applications and in the consumer sector. As an old user who has been using Linux since 2005, I have been fortunate enough to witness the significant development of Linux over the past

First, in Virtual Machine Manager boot system times error: Cannot send Monitor command ' {' Execute ': ' Qmp_capabilities '} ': Connection reset by peer Traceback (most recent call last): File "/usr/share/virt-manager/virtmanager/asyncjob.py",

File Basic Operations The command "CP" is used to copy files or directories: $ CP [-R] Source (folder) destination file (folder) -R recursively copies the entire directory, which is used by the Replication folder -V display details, cp-rv or

There's nothing wrong with configure.My configure is:./configure-prefix/opt/qt-jz-xplatform qws/linux-mips-g++-embedded MIPSConfigure passed, but when make, there was mips-linux-gcc:commond not fount!I'm MIPSL-LINUX-GCC, and I've cross-compiled a

MTA (Mail transfer Agent)-For server administrators, the message transfer agent is the most important tool. The main task of the MTA is to send e-mail messages from one host to another host. The MTA uses SMTP (Simple Mail Transfer Protocol) to

Find is a very common Linux command, but what we generally find out is not just to look at it, there will be further operations, this time the role of exec is revealed.EXEC explained:The-exec parameter is followed by command, which terminates with a;

Have a friend to ask me to do marketing? No, no, no!!!If you think so, why do you still want to consult? Send me a direct email with the latest tutorials in your hand to share the link, I must reply.No, it's useless to explain more ...I am an

3 Demonstration Verification scheme and result analysis3.1 Demonstration Validation Scenarios3.1.1 Verifying targetsThis scheme is mainly used to verify the system protection process and the corresponding protection principle of selinux implemented

First Look at RAID 5:650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M01/8A/F4/wKioL1g_187Do3ORAADQLZ1fnaY205.png "title=" Qq20161201155535.png "alt=" Wkiol1g_187do3oraadqlz1fnay205.png "/>① partition650) this.width=650; "src="

We sometimes encounter the need to restrict a Linux user to add, modify, delete only in the specified directory, and only use SFTP to log on to the server, not SSH operation. These can be implemented by configuring the SFTP service.There are vsftpd

1. Mount ISO image    #创建挂载点   mkdir /mnt/chroom   #手动挂载iso镜像   mount -o  loop -t iso9660 /tmp/xxx.iso /mnt/chroom  # (-t  specify mount type  -o  Mount mode)    #查看是否挂载成功   df -h  cd /mnt/chroom   #取消挂载    umount /mnt/chroom  # #设定开机自动挂载-Method

The chmod command can change permissions for all subdirectories, there are 2 waysChange permissions for a file: chmod mode File|dirTo change permissions for all subdirectories: chmod mode dir-r Note that a-R parameter is appendedThe parameter is the

After the vi editing file is saved, the system prompts "Can't open file for writing Press ENTER or type command to continue", viwriting When you use the vi command on linux to modify or edit the content of a file, you can see that Unable to save

Customized message queue for Linux programming and linux programming queue What I want to talk about here is not the message queue in IPC. What I want to talk about is to implement custom message queues within the process, so that messages from