Linux

The crond resident command for task scheduling crond is the command for linux to regularly execute programs. After the operating system is installed, the task scheduling command is started by default. The crond command periodically checks whether

Remote login to ubuntu ssh installation error (Package openssh-server is not available) first, make sure that your ubuntu can be connected to the Internet (I am using a virtual machine, using a bridge, set a network segment for ubuntu and the

I just learned about linux. When I opened my thunderbird, I found it was an old version and wanted to update it. So I downloaded the latest version from the official website. After the download, I enter mkdir on Terminal. /Thunderbird cp-r.

In a linux system, you can view the commands of all services in a linux system, you can choose to start or stop services, such as ftp, ssh, and telnet, but I forgot what the command is called. Remember that it was sysconfig, however, this command is

Common troubleshooting command lines in linux 1. view TCP connection status netstat-nat | awk '{print $6}' | sort | uniq-c | sort-rnnetstat-n | awk '/^ tcp/{++ S [$ NF]}; END {for (a in S) print a, S [a]} 'netstat-n | awk'/^ tcp/{++ state [$ NF]};

For details about partitions in Linux-Fdisk 1. For details about system partitions through Fdisk: Fdisk-l: [root @ jetsenLin ~] # Fdisk-l www.2cto.com Disk/dev/sda: 10.7 GB, 10737418240 bytes255 heads, 63 sectors/track, 1305 cylindersUnits =

Linux sftp remote connection command sftp-oPort = 60001 the root@192.168.0.254 uses the-o option to specify the port number. -oPort = remote port number sftp> get/var/www/fuyatao/index. in php/home/fuyatao/, the index is stored in

Linux git clone error: git-upload-pack: command not found problem with git clone get code on the server [plain] [root @ localhost code] $ git clone root@192.168.57.61: /root/code. git www.2cto.com reports The following error: bash: git-upload-pack:

In linux, you can view hardware information, cpu, memory, operating system, release version, machine model, and nic information. 1. View CPU information (model) # cat/proc/cpuinfo 2. view the CPU running mode 64-bit or 32-bit # getconf LONG_BIT 3.

When a user is added to linux, the Current Kerberos password 1 is displayed. When a user is added to linux, the user group is specified for the user, add the user to the sudo user group shell> useradd user. You can also use shell> adduser user to

In Ubuntu, configure fitx-Fun Input Toy for Linux (the default language is English). You know that the sogou PinYin Input Method and Google Pinyin Input method are also very useful in Windows, but the built-in Chinese Input Method in Ubuntu is not

Ubuntu VirtualBox Virtual Machine to install XP settings, USB devices and cameras are enabled in LINUX, sometimes it is inevitable to use some windows programs, such as QQ or shopping, the best option for the moment is to install the XP Virtual

Install kvm in Ubuntu to virtualize multiple Ubuntu servers on one server for cluster. Several solutions have been taken into consideration. Because of the exclusion of the price, VirtualBox is good, but KVM is a Linux kernel layer and delivers

Mounting SATA hard disks in linux # fdisk-lDisk/dev/uba: 500.1 GB, 500107862016 bytes255 heads, 63 sectors/track, 60801 cylindersUnits = cylinders of 16065*512 = 8225280 bytes Device Boot Start End Blocks Id System/dev/uba1 1 60801 488384001 B Win95

Linux limits mongodb memory usage for multiple instances: You can bind a cpu to prevent mutual interference between multiple instances. The memory of www.2cto.com mongodb can also be restricted to the master to prevent all memory occupied by one

Install kvm in ubuntu 12.04 to solve the startup error of Virtual Machine Manager. 1. Directly install kvm in the "New Software Installation Package Manager. 2. Install virt-manager in the same way ). 3. Create a libmongod group, add your account to

Linux stat command and inode content-differences between ctime, mtime, and atime 1. [root @ localhost tmp] # stat 1.txt File: '1.txt 'Size: 8 Blocks: 8 IO Block: 4096 regular fileDevice: 802 h/2050d Inode: 196617 Links: 1 Access: (0644/-rw-r --) Uid:

Ubuntu resolves conflicts between pppoeconf and network-manager. 1. Update network-managersudo apt-key adv -- keyserver keyserver.ubuntu.com -- recv-keys BC8EBFE8 at/etc/apt/sources from the PPA. list final add deb

Lubuntu uses LXDE, which is suitable for old computers and netbooks. Lubuntu 10.10 Maverick Meerkat is an unofficial Ubuntu version. The appearance of this version has changed significantly last week. Almost all elements have changed: background

I have discussed some Pinyin input methods over the past two days. I would like to make a small summary and welcome to discuss them. At present, the default input platform for Ubuntu is ibus, and ibus-pinyin is released with the CD. The default five-