Cloud Applications

Linux/Ubuntu root default password problem after Ubuntu is installed, the root does not have the default password, because you have not set the password for the root, your first user is in the admin group, he can set a password for the root user, so

Linux dual-Nic NAT shared internet access I. network extension structure: Server: two NICs settings: eth0: 202.96.168.100 mask: 255.255.255.0 Gateway: 202.96.168.68 # with Inte. net associated eth1: 192.168.1.1 mask: 255.255.255.0 # connect to the

Ubuntu12.10 disable ipv6: cat/proc/sys/net/ipv6/conf/all/disable_ipv6: 0 indicates that ipv6 is enabled. 1 indicates how to disable ipv6 if ipv6 is enabled: www.2cto.com at/etc/sysctl. add the following lines in conf and restart. # Disable... In

The problem of automatic logout after login on the ubuntuX interface is found in Baidu ting today! When listening to songs online, the system suddenly lost its voice and thought that the flash plug-in of chrome crashed. after exiting chrome, chrome

Ibus-googlepinyin does not provide candidate words in some 64-bit systems. fedora17x86_64 found that ibus-googlepinyin does not change candidate words/usr/share/ibus-googlepinyin/googlepinyin. py in FN_SYS_DICT_a (& amp; #39;/usr/share/go

A. Shell supports role control and has the following commands: 1. command & amp; let the process run 2.jobs in the background view the process running in the background 3.fg% n let the process running in the background n to the foreground 4.bg% n

DirectAdmin is a paid virtual host management software, usually referred to as DA. DA is simpler than Cpanel in terms of functions, but it also consumes less memory. More importantly, the price is cheaper, generally, it is appropriate to use or

After having gone through putty, winscp, and other Chinese versions of the backdoor, I used xshell as a Linux remote logon client tool and found that although xshell is easy to use, its built-in color scheme is too dazzling, if it is too tired to

Ubuntu11.10 install the latest version of vbox to solve the problem of USB, video and other device solutions. I am talking about 11.10, not other versions. after installing vbox, install the enhancement package, and then install the system in vbox,

Installxfceinarchlinux brief install xserverpacman-Sxorg install xfcepacman-Sxfce4 run startxfce4 to test if it is normal. Configure xinitrcvi on www.2cto.com ~ /. Xinitrc note: If not ~ /. Xinitrc file, which can be obtained from the

A simple SHELL script that counts server network disconnection times and times. this is a simple linux script that I wrote by a friend of mine, which is particularly simple, count when the server is disconnected and the number of disconnections is

Check what services are running on the port lsof-I: 123. this 123 indicates the port number you want to view. disable ports not commonly used in LINUX and disable Port 111/etc/init. d/portmapstop close port 25/etc/init. d/sendmailsdrop disable port 6

Centos6.364bit uses tcmalloc to optimize nginx 1. tcmalloc stands for thread-cachingmalloc, an open-source tool developed by Google. Compared with the standard glibc Library's malloc. Tcmalloc has higher memory allocation efficiency and speed than

Linux: how to view the detailed startup time of A process ps-A-opid, stime, etime, args Where: www.2cto.com-A: Selectallprocesses. identicalto-e. -o: user-definedformat.pid: list process numbers stime: starttime... Linux: how to view the detailed

ArchLinux Virtualbox4.2.0 memorandum first step: install the basic system $ sudopacman-S -- neededdkmsqtvirtualboxvirtualbox-iso-additions $ sudogpasswd-a 'whoam' vboxusers $ sudovim/etc /... Arch Linux Virtualbox 4.2.0 installation memorandum Step

The built-in variables that can be used in the nginx configuration file start with the dollar sign $, or global variables. The values of some predefined variables can be changed. $ Arg_PARAMETER the variable value is the value of the variable name

An important part of linux user password management is user password management. A user account has no password when it was created, but is locked by the system and cannot be used. it can only be used after a password is specified, even if it is

A Linux command that monitors the number of connections on a port first creates a script file. we will call it count_conn #! /Bin/shnetstat-anp | grep: $1 | awk & amp; #39; {print $5} & amp; #39; | awk-F: & amp; #39; {print $1} & amp; #39; | sort |

Set the number of file handles and virtual memory in ubuntu permanently. Java code 1. open/etc/security/limits. conf, which contains detailed comments. find the following settings (insert if not) * softnofile51200 * hardnofile51200www. 2cto. com2.

Linux-based network file sharing service, which allows you to easily mount directories of multiple servers to a client, it is very convenient to operate directories and files of remote servers as if they were local directories and files. NFS is