o reilly Unix Backup and Recovery phần 4 docx

... the basic "boot" information. The main part of this block is the location on the disk where the kernel is stored. This block of boot information, or boot block, is stored outside, or "in ... directory. Once you have booted the system to a miniroot, you can use tar, cpio, gzip, or silo to recover your system. Page 2 74 Partition and Format the New Root Drive Since you saved a...

Ngày tải lên: 14/08/2014, 02:22

... command is not a backup command used by most people. It is a very low-level command and is designed for copying bits of information from one place to another. It does not have any knowledge of ... chapter for more information about tape blocks and their role in backup and recovery. ) Full or partial restore, or table of contents only? Once you determine that you can read the cpio...

Ngày tải lên: 14/08/2014, 02:22

... the confusion and not add to it! Page 44 4 Make sure that you use onmode -m to bring the instance online after doing a cold restore. If you do not bring the instance online with onmode -m before ... need of recovery is to try and start the instance. Do this by issuing the oninit command with no options. If it works, it just returns the prompt to you. You also could see one of two erro...

Ngày tải lên: 14/08/2014, 02:22

... 9 547 2. Editor: Gigi Estabrook Production Editor: Clairemarie Fisher O& apos;Leary Printing History: November 1999: First Edition. Nutshell Handbook, the Nutshell Handbook logo, and the O& apos ;Reilly logo ... publisher assumes no responsibility for errors or omissions, or for damages resulting from the use of the information their alignment if stored in that position for too long. (CD...

Ngày tải lên: 14/08/2014, 02:22

... the backup drive normally will be given a list of instructions like the following: 1. Position to block 1000 2. Read one block of data 3. Position to block 1003 4. Read one block of data 5. Position ... It took just over five hours, almost three and a half hours writing full dumps and about half an hour for partials. It took 14 minutes to same token, there is no reason you should have...

Ngày tải lên: 14/08/2014, 02:22

... Seriously, though, the reason it is so difficult is that you need a good SA and a good DBA to design a good backup plan. Most people know only one side well. If you or your people know both sides, ... backups Configuration Options Gives the user access to various configuration options for local access, remote services, etc. Tape Drives Then you can reboot to single-user mode by going to t...

Ngày tải lên: 14/08/2014, 02:22

... member from v$logfile ; To create an ''undo" option, copy each of these files to filename.bak. After making a backup of the online redolog files, run the following command on a mounted, closed ... backup copies of all of the control files before doing any of this. That offers an "undo" option that isn't possible otherwise. (Also make copies of the online redo...

Ngày tải lên: 14/08/2014, 02:22

... server VOBS='cleartool lsvob -host $HOST¦sed 's/*//' ¦awk '{print $1}'' case $1 in lock ) for VOB in $VOBS ; do # (Lock VOBS) cleartool lock -c 'VOB backups in progress' ... it for each transaction dump. load transaction baddbname from '/dev/nrmt0' For more information on how to load dumps and transaction logs, please refer to '&apos...

Ngày tải lên: 14/08/2014, 02:22

... a commercial backup product, you have the option of putting the stacker into random-access mode and allowing the backup product to control it. (Control of automated backup hardware is almost ... extra-cost option.) Library This category of automated backup hardware is called many things, but the most common terms are "library," "autoloader," and "jukebox.&...

Ngày tải lên: 14/08/2014, 02:22

... 40 9 storing on server, 366 logical log, 373 Online Backup and Recovery (onbar), 2 04 recovering, 42 8 -45 4 rootdbs, loss of, 372 tblspace, 379 application disk, 11 copying block-by-block (copyutil), ... automation of, 42 2 -42 4 continuous backups, automation of, 41 4 testing, 42 4 RDBMS backing up, 202, 363-370 failures of, 361 increasing demand for, 345 restoring, 370-3 74 s...

Ngày tải lên: 14/08/2014, 02:22