Linux: How to lock/unclock user account
Lock user ID : # passwd -l username Unlock user ID : # passwd -u username Change password: # passwd username Original post blogged on b2evolution.
Linux
How to use Linux Editor Emacs (Xemacs)
Emacs is the king of all editors. Emacs stands for Editor MACroS. (GNU)-Emacs was written and is maintained by Richard Stallman, the first version is form 1975. It has become a de facto standard alongside vi. Emacs is more than just a text editor. It is a complete system for development, communications, file management, and …
How to use Unix Editor Vi (Vim)
Today vi is considered the standard. It is the only editor that will be installed by default on any UNIX system. It is small, fast and efficient; useful to make some minor editing of system files, editing of huge data files or when a slow network link is involved. It is important to learn at …
How to identify the EMC LUN ID in Solaris / HP-UX / Linux / Aix / Windows – CLARiiON arrays
Download inquiry utility from the following URL: ftp://ftp.emc.com/pub/symm3000/inquiry/ You will get all platforms executable..eg. Just upload and change attribute to executable (Unix make it 755). FTP directory /pub/symm3000/inquiry/v7.3.2.0/ at ftp.emc.com To view this FTP site in Windows Explorer, click Page, and then click Open FTP Site in Windows Explorer. Up to higher level directory 01/30/2012 …
Linux: BAK_***restore.sh
#!/bin/sh ############################################# # # SYSTEM NAME : # SUBSYSTEM : # SHELL_NAME : RES_***restore.sh # FUNCTION : restore OS image for **** # USAGE : System Restore # CALLED BY : NONE # CALL TO : NONE # RETURNS : 0=OK, 1=NG # DESCRIPTION : restore OS image for **** # HISTORY : # 2009/04/29 …
Linux: OS / System Restore
Start rescue 1.Check and Note backup start time # date 2. Insert Red Hat Enterprise Linux 4 AS(Update5) installation CD into CD-ROM 3. Reboot # shutdown -r now 4. After reboot, type “linux rescue” (start rescue) and press enter key in prompt on the screen below. boot:linux rescue 5. A screen to choose language is …
Linux: BAK_***backup.sh
#!/bin/sh ########################################## # # SYSTEM NAME : # SUBSYSTEM : # SHELL_NAME : BAK_***backup.sh # FUNCTION : backup OS image for **** # USAGE : SYSTEM Backup # CALLED BY : NONE # CALL TO : NONE # RETURNS : 0=OK, 1=NG # DESCRIPTION : backup OS image for **** # HISTORY : # 2009/04/10 …
Linux: System backup system
Start rescue 1.Check and Note backup start time # date 2. Insert Red Hat Enterprise Linux 4 AS(Update5) installation CD into CD-ROM 3. Reboot # shutdown -r now 4. After reboot, type “linux rescue” (start rescue) and press enter key in prompt on the screen below. boot:linux rescue 5. A screen to choose language is …
Linux: How to backup and restore file system
One method to move filesystems around, particularly if you are moving your root filesystem, is to use dump. Dump is a lower level backup program than tar, but this also makes dump quicker, because it doesn’t have all of the overhead. Another advantage is that depth of directories, symlinks, etc. aren’t a big deal. In …
Linux: How to backup hard disk partition table (MBR)
If you don’t want to take any chances with your data, it is recommended that you backup hard disk partition table. Last Friday I was discussing some issues with one of our customer and he pointed out me dd command. Backup MBR with dd command dd the old good command which now backup partition tables …
Linux: How to backup hard disk partition table (MBR) Read More »