Archive for the 'Backup' Category

« Previous Page — Next Page »

Linux Get list of installed software for reinstallation / restore software
Hardware and Software failures are part of Life. That is why you need to have a backup. I have already written about backing files and MySQL databases. You need not to backup all installed binaries (mostly software) with following tips. It will not just save your time but both Debian and RHEL distro can [...]
Linux and UNIX Backing up key information or files
Martin Brown shows us how to backup key files using tar and perl / shell scripts. It is a good article for all new sys admins (this goes well with my own shell scripts collection).
Most UNIX administrators have processes in place to back up the data and information on their UNIX machines, but what [...]
Protect harddisk-based backup from accidental removal
If you store a backup on hard disk, the risk of rm -rf does exists.
Use chattr command changes the file attributes on a Linux second extended file system so that you will stay away from accidentally removing your backup files with rm -rf.
chattr command write protect the backup directory so that no one can [...]
Connecting Linux or UNIX system to Network attached storage device
Network attached storage (NAS) allows using TCP/IP network to backup files. This enables multiple servers in IDC to share the same storage for backup at once, which minimizes overhead by centrally managing hard disks. NAS is scalable, high performance network solution. The main advantage is more hard disk storage space added to a network that [...]
How do I sync data between two Load balanced Windows 2003 servers?
For UNIX/Linux server you can use rsync command to keep data sync’d between two servers. rsync also works under Windows NT/2003 server but it will take lots of time to setup.
For Microsoft Windows 2003 server use robocopy tool, to sync files between two windows server. You can download robocopy.exe and other files from Windows 2003 [...]
How do I sync data between two Load balanced Linux / UNIX servers?
Load balancing is way to provide to handle the load of the large number of visitors particular website or network service receives. It helps provide redundancy to your website. There are several ways to accomplish load balancing:
* Use of Linux Virtual Server
* Use of layer 4 routers
* Round robin DNS with squid cache
* Proprietary clustering [...]
Howto Backup PostgreSQL Databases Server With pg_dump command
Describes how to backup and restore postgresql database under Linux / UNIX operating system using pg_dump and psql commands.
Increase productivity with FTP autologin and macros
You may use many macros under office packages. However, your ftp client also supports macros. You can use ~/.netrc - user configuration file. The .netrc file contains login and initialization information used by the auto-login process and stores macros information. It resides in the user’s home directory.
Turn on FTP client auto login
You need to [...]
Logging to a centralized loghost from Router or other hosts
It is really a good idea to have one central logging host for security and performance reason. For example monitoring log files will help you to detect:
* Security risks (you can see failed login attempt, port scan etc) analysis
* Troubleshoot user login problem
* Save disk space
* If hard disk crashed on other hosts old logs [...]
How Do I Make Linux / UNIX Filesystem Backup With dd?

Explains how to make a backup (track by track) using dd command under UNIX / Linux operating system.