o reilly Unix Backup and Recovery phần 10 ppt

... 409storing on server, 366logical log, 373Online Backup and Recovery (onbar), 204recovering, 428-454rootdbs, loss of, 372tblspace, 379application disk, 11copying block-by-block (copyutil), ... of database servers, 27partitions (disk array), 213RAID levels and, 239redologs, importance of, 493, 529remote, for disaster recovery, 237Solaris OS root disk, 249VOB backups, 603restores, ... knowledge of, 354full support of (commercial backup utilities), 189hosts, information on (SysInfo), 144HP-UX, core components, 292IRIX recovery, 306-322Linux backup method, deciding, 272restoring,...

o reilly Unix Backup and Recovery phần 1 ppt

... 95472.Editor: Gigi EstabrookProduction Editor: Clairemarie Fisher O& apos;LearyPrinting History:November 1999: First Edition.Nutshell Handbook, the Nutshell Handbook logo, and the O& apos ;Reilly logo ... publisher assumes noresponsibility for errors or omissions, or for damages resulting from the use of the informationtheir alignment if stored in that position for too long. (CD-ROM and optical media ... arelooking for some new ideas on how to deal with upcoming backup and recovery needs. Whatfollows are some of the reasons I think you should read it.You Never Want to Say These Words"We lost only...

o reilly Unix Backup and Recovery phần 2 docx

... version ofcpio, as is the ability to use remote devices.Option: specifying the output mode (o) The o option is one of the three modes of cpio (o, i, and p) and is the one used for creating a backup. ... command:echo apollo >>/.rhostsIf that doesn't work, then apollo appears as something else to elvis (e.g., apollo.domain.com).To find out for sure, you can telnet to elvis from apollo, ... is possible to use chroot to fix this, but it is verytricky!) On the other hand, if the table of contents shows ./home1/directory/somefile orhome1/directory/somefile you could restore it to anywhere...

o reilly Unix Backup and Recovery phần 3 pot

... the backup drive normally will be given alist of instructions like the following:1. Position to block 100 02. Read one block of data3. Position to block 100 34. Read one block of data5. Position ... thesearch to only those that handle every platform might exclude some very good products or forcethe selection of the wrong product. Many vendors will consider porting their products to a newoperating ... At one time, Transarc was working on an API to which some ofthe vendors were going to port. As of this writing, however, only one company seems to have backup support for DFS. If DFS is to grow...

o reilly Unix Backup and Recovery phần 4 docx

... thebasic "boot" information. The main part of this block is the location on the disk where thekernel is stored. This block of boot information, or boot block, is stored outside, or "in ... for your particular version.) This command performs a chroot to /root, thenreads /etc/lilo.conf to determine what to put in the master boot block. It then rebuilds the bootblock for you.Once ... up the recovery disk to look the same as the old root disk, and mount it.5. Recover the OS to the mounted disk.6. Place the boot block on the mounted disk.7. Reboot.What Is the Boot Block?The...

o reilly Unix Backup and Recovery phần 5 ppsx

... Seriously, though, the reason it is so difficult is that you need agood SA and a good DBA to design a good backup plan. Most people know only one sidewell. If you or your people know both sides, ... backupsConfiguration OptionsGives the user access to various configuration options for local access, remote services,etc.Tape DrivesThen you can reboot to single-user mode by going to the command monitor ... complete ''bootable" backup of the root volume group (rootvg)only.• Sysback is a combination of scripts written by IBM that expands the functionality of mksysb.Sysback allows...

o reilly Unix Backup and Recovery phần 6 docx

... command with no options. If it works, it just returns theprompt to you. You also could see one of two errors.curtis $ oninitWARNING: Cannot access configuration file $INFORMIXDIR/etc/$ONCONFIG.This ... thisone.oninit: Cannot open chunk '/informix/rootdbs.dbf'. errno = 2oninit: Cannot open chunk '/informix/rootdbs_mirror.dbf'. errno = 2oninit: Fatal error in shared memory ... receive may look something likethe following:oninit: Cannot open chunk '/informix/rootdbs.dbf'. errno = 2According to errno.h, an Error 2 means "No such file or directory." This...

o reilly Unix Backup and Recovery phần 7 doc

... files before doingany of this. That offers an "undo" option that isn't possible otherwise. (Alsomake copies of the online redologs as well.)With the names of all of the control files ... make you start the recoverdatabase using backup controlfile command again.For example, suppose that you have the following three online redologs:/oracle/data/redolog01.dbf/oracle/data/redolog02.dbf/oracle/data/redolog03.dbfPage ... valid and has been copied to all of the correct locations,attempt to start up the database with the mount option. (This is the same command from Step1.) To do this, run the following command on...

o reilly Unix Backup and Recovery phần 8 potx

... serverVOBS='cleartool lsvob -host $HOST¦sed 's/*//' ¦awk '{print $1}''case $1 inlock ) 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''Restoring from ... progress' -vob $VOB \ > /tmp/voblock.log 2>&1 done ;; unlock )1. Lock the VOB:$ cleartool lock -c "recovering src vob" vob:/vobs/src2. Restore the snapshot directory if...

o reilly Unix Backup and Recovery phần 9 doc

... a commercial backup product, you have the optionof putting the stacker into random-access mode and allowing the backup product to controlit. (Control of automated backup hardware is almost ... single point in time. Youcould restore the first file to how it looked at 10: 15, and the second file to how it looked at11:05. However, they need to be restored together. If you think of files ... extra-cost option.)LibraryThis category of automated backup hardware is called many things, but the most commonterms are "library," "autoloader," and "jukebox.''...

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