space usage

Common commands for Linux enterprises and Common commands for linux Enterprises Common Linux Enterprise commands Command Function Description Online query and help commands (2) Man View Command help, command

Linux Performance Tuning Overview -What is performance tuning? (What)-Why performance optimization? (Why)-When do I need performance optimization? (When)-Where do I need performance tuning? (Where)-Who will perform performance optimization?

Learning shell together (8-2) File ProcessingRun the command: xargs ----------------------------------------------- to search for the file with the POSIX_OPEN_MAX symbol. [root@localhost test]# grep POSIX_OPEN_MAX /dev/null $(find /usr/include -type

Common Linux commands (27th)-df In linux, the df command is used to check the disk space usage of the file system of the linux server. You can use this command to obtain the space occupied by the hard disk and the remaining space. 1.Command

SHELL scripts have been studied in recent days. To facilitate Oracle O & M and simplify management, it is very necessary to learn some SHELL scripts. Through books and some online materials, I have compiled some excellent scripts, which are all

7.2.9 disk management commandsAs an operating system, disk operations must be complete. In the Linux shell Command Line environment, there are many commands for disk operations, which can display disk usage, file format conversion, and disk

Function of the df command in the linux disk command. The df command displays the usage of all file systems on I nodes and disk blocks. Meaning of each option of this command:-a displays the disk usage of all file systems, including 0 blocks) of the

For Linux systems, whether it is a central processor, memory, disk drive, keyboard, mouse, or user, it is a file. Linux system management commands are the core of its normal operation. After familiarizing yourself with common Linux File Processing

For Linux systems, whether it is a central processor, memory, disk drive, keyboard, mouse, or user, it is a file. Linux system management commands are the core of its normal operation. After familiarizing yourself with common Linux File Processing

The task manager (taskmgr) in Windows 2000/XP is familiar to everyone. In contrast, the task manager in XP is more powerful than, and the returned information is more detailed, but do you think there are still a lot of messages you want to get that

Oracle databases are favored by more and more enterprises for their high reliability, security, and compatibility. Many database administrators are concerned about how to maintain excellent performance of Oracle databases. Based on my experience, we

Windows supports both FAT32 and NTFS file systems. FAT32 is longer than compatibility, and NTFS is longer than system security. On the premise of meeting the application requirements, how can we set a file system to make full use of the features of

CopyCode The Code is as follows: database management Database Management System Dim zc_database_path'Database pathZc_database_path = "database/data. mdb" Data_array = Split (zc_database_path ,"/") Dim actionAction = trim (Request ("

From: http://blogs.msdn.com/ B /apgcdsd/archive/2011/02/11/sql-server-tempdb.aspx The system database is a global resource for all users connected to the SQL server instance. In the current SQL Server, the frequency of use may exceed the user's

  For DBAs, these two commands are no stranger. You can use these two commands to collect table statistics. This article mainly looks at the differences between the two commands.   For more information, see: Oracle analyze command

From: http://fanqiang.chinaunix.net/a1/b5/20010508/132803.html The original English meaning of DU is "disk usage", which means to display the usage of disk space. Function: calculates the disk space occupied by directories (or files. Syntax: Du

1. User conceptsThe user, that is, the user, is generally the "person" who accesses the Oracle database ". In Oracle, users can control various security parameters to maintain database security. These concepts include schema), permissions, roles,

-- You can periodically use the results of DF-h to input an External Log File, and then use Oracle's "External table" to access this "External Log File". For example: -- Step 1: write a script to regularly insert disk information into the log file: [

1. Preparations before installation 1.1 first confirm that the platform of the Weblogic version you want to install has passed the BEA certification, complete Certification Platform list please refer to

Unix operating commands Pan lei, Institute of Theoretical Physics, Chinese Emy of Sciences Chapter 1 logon and exit Before you log on, you must first apply for a user registration name from the system administrator. No matter which