By W. Curtis Preston
Jam-packed with sensible, freely to be had backup and restoration strategies for Unix, Linux, home windows, and Mac OS X platforms -- in addition to numerous databases -- this new consultant is a whole overhaul of Unix Backup & restoration via a similar writer, now revised and accelerated with over seventy five% new material.
Backup & restoration begins with a whole review of backup philosophy and layout, together with the elemental backup utilities of tar, unload, cpio, ntbackup, ditto, and rsync. It then explains numerous open resource backup items that automate backups utilizing these utilities, together with AMANDA, Bacula, BackupPC, rdiff-backup, and rsnapshot. Backup & restoration then explains easy methods to practice naked steel restoration of AIX, HP-UX, Linux, Mac OS, Solaris, VMWare, & home windows platforms utilizing freely-available utilities. The ebook additionally presents overviews of the present kingdom of the industrial backup software program and industry, together with overviews of CDP, facts De-duplication, D2D2T, and VTL know-how. ultimately, it covers the right way to automate the backups of DB2, trade, MySQL, Oracle, PostgreSQL, SQL-Server, and Sybase databases - with no procuring a advertisement backup product to do so.
For environments of all sizes and budgets, this designated publication indicates you ways to make sure information security with out resorting to pricey advertisement suggestions. you'll soon study to:
Automate the backup of renowned databases with out a advertisement utility
practice naked steel restoration of any well known open structures platform, together with your notebook or laptop
make the most of precious yet frequently unknown open resource backup products
comprehend the nation of industrial backup software program, together with factors of CDP and knowledge de-duplication software
entry the present country of backup undefined, together with digital Tape Libraries (VTLs)
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Extra resources for Backup & Recovery: Inexpensive Backup Solutions for Open Systems
Sample text
In addition, the actual media of a hard drive is, well, hard when compared to a piece of tape media. The result is that an individual disk drive is inherently more reliable than a tape drive. Disk drives become even more reliable when you put them in a RAID array. Flexibility Generally speaking, tape drives can only go two speeds: stop and very fast. Yes, some tape drives support variable speeds. However, they can usually only slow down to about 40 percent of the rated speed of the drive. Disk drives, on the other hand, work at whatever speed you need them to go.
You realize, of course, that the flames just burned that paper beyond recognition. • The flames set off the sprinkler system, and water pours all over your backup volumes. Man, are you having a bad day.... What do you do if one of these scenarios actually happens? Do you even know where to start? Do you know: • What volume contains last night’s backup? • Where you stored it? • How to get in touch with the off-site storage vendor to retrieve the copies of your backup volumes? And once you find that out, whether your server and network equipment will be available to recover?
Chapter 1 CHAPTER 1 The Philosophy of Backup 1 I back up; therefore, I will be. ) However, “The Philosophy of Backup” did seem like an appropriate name for this chapter, since we’re going to talk about the why of backup. ) Champagne Backup on a Beer Budget A good backup and recovery system is essential for a company of any size. Unfortunately, IT doesn’t always get the budget it needs, and the backup system almost never gets the money that it needs. Well, if you agree that you need a very good backup system, but you don’t have enough money to pull that off, know that this book was written with you in mind.
