Unix Backup and Recovery phần 7 doc

... for a DBA to run the obackup or rman command from the command line. This command then calls the appropriate programs to connect with the backup utility. The commercial backup utility then responds ... please consult Oracle's documentation, especially the Oracle8 Backup and Recovery Manual. Restore or recover? In this chapter, the words "restore" and "recover&qu...

Ngày tải lên: 13/08/2014, 04:21

... ¦ ¦ Suppose that a backup was made at time T1 and an open database resetlogs performed at time T2. Also suppose that a backup was not taken immediately after the recovery, and it is now time ... files from backup The very first step in this process is to find and restore the most recent backup of the control file. This would be the results of a backup control file to filename...

Ngày tải lên: 14/08/2014, 02:22

... performs at 100 percent capacity during recovery. Also, since only the single drive needs recovery, bandwidth requirements during recovery are lower and recovery takes far less time, reducing ... filesystems and can be very useful when you're trying to rebuild a system from scratch. The names and locations of the fstab for various flavors of Unix are shown in Table 7- 1. T...

Ngày tải lên: 13/08/2014, 04:21

... Informix backups, we need to understand the various backup options that are available to an Informix DBA. There are three backup utilities available with Informix: onbar, onarchive, and ontape. A ... complex, and completely unlike any other command on Unix. (It wasn't as complex as sendmail, but it was close!) The forward-slash method of passing options to a command seemed bizar...

Ngày tải lên: 13/08/2014, 04:21

... more information about tape blocks and their role in backup and recovery. ) Option: specifying a backup drive or file (f) The f option is used quite often, and it tells restore to read from the ... cpio command (e.g., cpio-itv-C5120). (See "What is a block and why should I care?" near the end of this chapter for more information about tape blocks and their role in ba...

Ngày tải lên: 14/08/2014, 02:22

... occurs. Mirroring is a primary ingredient in the recipe for data recovery and should be part of your total backup and disaster recovery plan. However, having a system highly available is much ... type of backup. Recovering the root disk is called a bare-metal recovery, and there are many platform-specific, bare-metal recovery utilities. The earliest example of such a utility...

Ngày tải lên: 14/08/2014, 02:22

... multiple logical log backups that you can use at recovery time. Running a weekly full and daily incremental backup using infback.sh will reduce the amount of time spent doing backups and still requires ... Guide. Which Backup Utility Should I Use? Before examining how to perform Informix backups, we need to understand the various backup options that are available to an Informix DB...

Ngày tải lên: 14/08/2014, 02:22

... configuration, 177 Page 674 clients (continued) backing up single to many drives, 196-202 backup areas, editing, 173 backup reports on, 171 backups, configuring for, 163 backups, defining for, 164 backups, ... 468- 475 using scripts, 37 ClearCase architecture, 592-5 97 backup and recovery, 591-615 MultiSite backups, 605 web site information, 591 clients amrecover, running on, 1...

Ngày tải lên: 14/08/2014, 02:22

... Prevention 586 VI. Backup & Recovery Potpourri 589 17. ClearCase Backup & Recovery 591 ClearCase Architecture 592 VOB Backup and Recovery Procedures 598 View Backup and Recovery Procedures 608 Summary 615 Step ... an RDBMS 363 Restoring an RDBMS 370 Documentation and Testing 374 Unique Database Requirements 375 14. Informix Backup & Recovery 376 I...

Ngày tải lên: 13/08/2014, 04:21

... IRIX Solaris SCO Appliance AIX Linux SGI Unix (r)dump ufsdump xdump a dump backup and rdump dump dump and xfsdump b dump and vdump a SCO's xdump, a link to xbackup, works only with XENIX filesystems. There is another command, called ... describes the backup utilities that are part of a standard Unix distribution. • Chapter 4, Free Backup Utilities, discusses additional,...

Ngày tải lên: 13/08/2014, 04:21