Let's take a look at the basic knowledge of shell. I am tired .. Haha 650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131228/0559241401-0.gif "alt =" j_0003.gif "/>
Shell programming
Shell Basics
What is shell?
Shell is a
Nbuversions: 7.5
MediaServer: WindowsServer 2008R2
Backup content: SQLServer data
Library: IBM3584
During inspection of NBU, a backup failure job is found in activity monitor, and the status code is 52,
650) this. width = 650; "src ="
DNS domain name system
Features: 1) recursive query and iterative Query
2) Distributed Database
3) Resolve the domain name to an IP address
4) three types of DNS are available: primary DNS server, secondary DNS server, and cache DNS server.
5) 13
For more information about lvs, please refer to the blog "LVS cluster system details" http://wangziyin.blog.51cto.com/blog/6948950/1297354
Or refer to lvs Chinese site: http://www.linuxvirtualserver.org/zh/lvs4.html
System Environment: rhel6 x86_64
I haven't updated my blog for a long time. I recorded that I installed nagios3.2.0 in the production environment,
1. Install nagios
1.1 Basic Support suite
1) gcc glibc-common gd-devel xinetd openssl-devel
# Yum install-y gcc glibc-common gd-devel
Today, I switched my boss to a computer and switched a 1 TB hard disk from the Windows XP system to the Windows 7 system. The hard disk "Dynamic Disk cannot be read. I checked the information online. It turned out to be caused by a partition table
The environment is centos5.6 windows server 2008
File Sharing between linux and windows
1. Install samba
yum install -y samba samba-client2. Change the configuration file
Vi/etc/samba/smb. conf [share] # shared name comment = Public Stuff # Generic
The nginx configuration file consists of the main section, events section, http section, sever section,
Location section and upstream section. Learn nginx modules based on this classification.
Main module: it mainly controls the user/user group to
Lab environment:
Two servers, one is ADServer, one is TerminalServer, and the other is an XP system client. The server system is WIN2003EnterpriseSP2.
1. Install the ActiveDirectory and DNS services on the ADserver. The IP address must be set to
Nginx supports the following signals:
650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131228/053123M01-0.png "title =" 1.png" alt = "115444967.png"/>
Application: # If you rename the log file while the program is running, the
Ntpq-p can check the synchronization status
The difference between ntpd and ntpdate is that ntpdate is synchronized immediately. If the deviation time is long, errors may occur. Ntpd is gradually adjusted to synchronization, which generally does
Two days ago, because of too many spam comments, Akismet was opened. When Akismet was enabled, it was found that the effect was good, and I didn't take a look At Akismet settings too carefully, click here today to check that the connection status of
Because there is a Hyper-V project recently, I want to test it on my computer. When windows server 2012 is installed in VMware workstation 10 and Hyper-V function is installed, an alarm is reported:
650) this. width = 650; "src ="
The customer reported that the IBM P570 server was Down, and there was HACMP on the server. The address had been moved.
Fault Locating:
1. Run the HMC maintenance software on the IBM server to query the HMC management address on the server. This
3. wildcard file name
Glob
Special characters, metacharacters, do not represent the surface meaning of the characters, but can only
Match a string that meets the specified condition;
*: Any character of any length a * B, starting with a and
I. Introduction
Ipvsadm is a tool for adding rules to the ipvs module. It does not provide any ipvs function, similar to iptables.
Ii. Algorithms
Static
1. round-robin (RR) sends messages in turn
2. weighted-round-robin (WRR) weighted round-robin
This afternoon, we went to Building 2 of the Microsoft Asia Research Institute with editors of BKJIA and participated in the exchange activities sponsored by the Microsoft business software program project team. Under the guidance of Microsoft
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.
A Free Trial That Lets You Build Big!
Start building with 50+ products and up to 12 months usage for Elastic Compute Service