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Lucent Technologies 585-210-940 manual Installing Mirrored Systems

Models: 585-210-940

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Installing Mirrored Systems	CentreVu CMS Release 3 Version 8 Disk-Mirrored Systems
Factory installation procedures for disk mirroring		38

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Lucent Technologies 585-210-940 manual Installing Mirrored Systems

Contents

Release 3 Version Disk-MirroredSystems 585-210-940Comcode 108502352 Issue 1 DecemberCentreVu Call Management System Copyright  1999 Lucent Technologies Table of Contents Page Index Page Metadevices Introduction to Disk Mirroring1Disk mirroring defined Introduction to Disk Mirroring Concatenatedmetadevices Mirrors State databasesIntroduction to Disk Mirroring Solstice DiskSuited21 d20 How CMS implements disk mirroringIntroduction to Disk Mirroring Introduction to Disk Mirroring d13 d12d17 d16 swapcomputer Mirror layoutsEnterprise Introduction to Disk Mirroring Enterprisecomputer Required software Additional referencesIntroduction to Disk Mirroring How CMS implements disk mirroringInstalling Mirrored Systems Disk drive slotsInstalling Mirrored Systems Increasing system capacityStep 1 Identify mirror devices Installing Mirrored Systems Enterprise Step 2 Install the mirror disks on ansystem Installing Mirrored Systems Step 4 Partition the mirror disks Installing Mirrored SystemsInstalling Mirrored Systems Installing Mirrored Systems Step 5 Create the state database replicasStep 6 Create the md.tab table entries d x y 1 device Installing Mirrored SystemsInstalling Mirrored Systems hostname login root Password password ##metaroot d13 # /usr/sbin/shutdown -i6 -g0 -yStep 8 Set up the mirrors for the swap space Installing Mirrored SystemsInstalling Mirrored Systems Step 9 Set up the /cms mirror Installing Mirrored SystemsDisk Space Verification Step 10 Verify disk spaceInstalling Mirrored Systems Step 11 Create an alternate boot device Installing Mirrored SystemsInstalling Mirrored Systems Step 1 Install the hardware Step 2 Install the operating systemEnterprise EnterpriseStep 3 Install the application software Step 4 Check the disk.type file Installing Mirrored SystemsInstalling Mirrored Systems Step 6 Run the setup scripts Installing Mirrored SystemsStep 7 Verify disk space Installing Mirrored SystemsInstalling Mirrored Systems Disk Space VerificationStep 9 Create an alternate boot device Step 8 Install the CMS softwareInstalling Mirrored Systems Installing Mirrored Systems Installing Mirrored Systems Using the alternate boot device Maintaining Mirrored SystemsCanceling chkDisks Maintaining the chkDisks crontabActivating chkDisks Verifying chkDisks Changing the scheduled run timeDoing a CMSADM backup on a mirrored system Step 2 Run the backupStep 1 Print the vfstab file hostname login rootStep 3 Label and store the tapes Maintaining Mirrored SystemsRestoring from a CMSADM Backup Maintaining Mirrored SystemsRestoring from a CMSADM Backup Maintaining Mirrored SystemsRepairing or rebuilding the /cms file system Repairing /cmsRebuilding /cms Maintaining Mirrored Systems Maintaining Mirrored Systems Step 2 Install the new drives Restoring a mirrored system from a CMSADM backupStep 1 Power off the system Step 3 Boot the system from the compact disk Maintaining Mirrored SystemsTask ActionStep 4 Identify the system Maintaining Mirrored SystemsTask ActionStep 5 Set the Name Service options Maintaining Mirrored SystemsTask ActionStep 6 Set the date and time Maintaining Mirrored SystemsTask ActionMaintaining Mirrored Systems TaskAction ResultStep 9 Set up the disk partitions Step 8 Select the hard disksSlice numbers Names inSizes in this columnStep 10 Install the operating system Maintaining Mirrored SystemsTask ActionStep 11 Complete the OS installation Maintaining Mirrored SystemsTask Actionhostname login root Step 13 Restore the backupStep 14: Reestablish the disk mirrors 8.Set up the root mirror 9. Get to the boot promptMaintaining Mirrored Systems 5.Create md.tab.newhostname login root Password root password Maintaining Mirrored SystemsRestoring specific files from a CMSADM backup Maintaining Mirrored SystemsAdding new disks to a standard mirrored system hostname login root Maintaining Mirrored SystemsMaintaining Mirrored Systems Adding new disks to a nonstandard mirrored system Maintaining Mirrored SystemsMaintaining Mirrored Systems Maintaining Mirrored Systems Replacing a faulty disk Step 1 Identify the faulty diskStep 2 Identify the submirrors Maintaining Mirrored SystemsStep 3 Detach the submirrors metadetach metamirror submirrorStep 5 Replace the faulty disk drive Maintaining Mirrored SystemsStep 6: Recreate the state database replicas Maintaining Mirrored SystemsStep 8 Reboot the system boot disks only Step 7 Reattach the submirrorsSetting up replicas Replacing replicas State Database ReplicasPartitioning disks with the format command Maintaining Mirrored Systems Maintaining Mirrored Systems b.Edit the /etc/opt/SUNWmd/md.tab fileRoot Metadevice Device Names MetadeviceExamples of valid system files Valid vfstab filesValid md.tab files Solstice DiskSuite problems Troubleshooting4Excessively long resync The system fails to recognize all disk drives Troubleshootingprobe-scsi-all probe-fcal-allok setenv auto-boot?true ok boot -rconsole login root Password Unit 0 Disk SEAGATE ST34371W SUN4.2G74629737K6748Fixing “needs maintenance” messages TroubleshootingTrying to boot from the wrong device Boot problemsPrimary boot device is not available Excessive reboot time TroubleshootingLog files TroubleshootingFile Name DescriptionError messages TroubleshootingError Messages Message Explanation ResponseTroubleshooting Error Messages ContinuedMessage Explanation Response Message Explanation ResponseTroubleshooting Troubleshooting filename restored from filebackup TroubleshootingTroubleshooting Error Messages ContinuedMessage Response Message ResponseTroubleshooting Error Messages ContinuedMessage Explanation Response Message ResponseTroubleshooting Error Messages ContinuedMessage Response Message Explanation ResponseTroubleshooting Symbols Indexpartitioning tape drivesupgrading and increasing system capacityHow Are We Doing?