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manual 585-210-940Comcode 108502352 Issue 1 December
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585-210-940
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Troubleshooting
Install
Error messages
Maintenance
Repairing or rebuilding the /cms file system
585-210-940Comcode 108502352 Issue 1 December
Set up d13 as the root mirror
Partitioning disks with the format command
Replacing a faulty disk
Doing a CMSADM backup on a mirrored system
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CentreVu
®
Call Management System
Release 3 Version 8
Disk-Mirrored
Systems
585-210-940
Comcode 108502352 Issue 1 December, 1999
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Contents
CentreVu Call Management System
585-210-940Comcode 108502352 Issue 1 December
Release 3 Version Disk-MirroredSystems
Copyright 1999 Lucent Technologies
Table of Contents
Page
Index
Page
Disk mirroring defined
Introduction to Disk Mirroring1
Metadevices
metadevices
Concatenated
Introduction to Disk Mirroring
State databases
Mirrors
Solstice DiskSuite
Introduction to Disk Mirroring
Introduction to Disk Mirroring
How CMS implements disk mirroring
d21 d20
d13 d12
Introduction to Disk Mirroring
d17 d16
swap
Enterprise
Mirror layouts
computer
computer
Enterprise
Introduction to Disk Mirroring
Additional references
Required software
How CMS implements disk mirroring
Introduction to Disk Mirroring
Disk drive slots
Installing Mirrored Systems
Step 1 Identify mirror devices
Increasing system capacity
Installing Mirrored Systems
Installing Mirrored Systems
system
Step 2 Install the mirror disks on an
Enterprise
Installing Mirrored Systems
Installing Mirrored Systems
Step 4 Partition the mirror disks
Installing Mirrored Systems
Step 6 Create the md.tab table entries
Step 5 Create the state database replicas
Installing Mirrored Systems
Installing Mirrored Systems
d x y 1 device
Installing Mirrored Systems
Password password #
hostname login root
#metaroot d13
# /usr/sbin/shutdown -i6 -g0 -y
Installing Mirrored Systems
Step 8 Set up the mirrors for the swap space
Installing Mirrored Systems
Installing Mirrored Systems
Step 9 Set up the /cms mirror
Installing Mirrored Systems
Step 10 Verify disk space
Disk Space Verification
Installing Mirrored Systems
Step 11 Create an alternate boot device
Installing Mirrored Systems
Step 2 Install the operating system
Step 1 Install the hardware
Enterprise
Enterprise
Step 3 Install the application software
Installing Mirrored Systems
Step 4 Check the disk.type file
Installing Mirrored Systems
Installing Mirrored Systems
Step 6 Run the setup scripts
Installing Mirrored Systems
Step 7 Verify disk space
Disk Space Verification
Installing Mirrored Systems
Step 8 Install the CMS software
Step 9 Create an alternate boot device
Installing Mirrored Systems
Installing Mirrored Systems
Installing Mirrored Systems
Maintaining Mirrored Systems
Using the alternate boot device
Maintaining the chkDisks crontab
Canceling chkDisks
Activating chkDisks Verifying chkDisks
Changing the scheduled run time
Step 2 Run the backup
Doing a CMSADM backup on a mirrored system
Step 1 Print the vfstab file
hostname login root
Maintaining Mirrored Systems
Step 3 Label and store the tapes
Maintaining Mirrored Systems
Restoring from a CMSADM Backup
Maintaining Mirrored Systems
Restoring from a CMSADM Backup
Repairing /cms
Repairing or rebuilding the /cms file system
Rebuilding /cms
Maintaining Mirrored Systems
Maintaining Mirrored Systems
Step 1 Power off the system
Restoring a mirrored system from a CMSADM backup
Step 2 Install the new drives
Maintaining Mirrored Systems
Step 3 Boot the system from the compact disk
Task
Action
Maintaining Mirrored Systems
Step 4 Identify the system
Task
Action
Maintaining Mirrored Systems
Step 5 Set the Name Service options
Task
Action
Maintaining Mirrored Systems
Step 6 Set the date and time
Task
Action
Task
Maintaining Mirrored Systems
Action
Result
Step 8 Select the hard disks
Step 9 Set up the disk partitions
Names in
Slice numbers
Sizes in
this column
Maintaining Mirrored Systems
Step 10 Install the operating system
Task
Action
Maintaining Mirrored Systems
Step 11 Complete the OS installation
Task
Action
Step 14: Reestablish the disk mirrors
Step 13 Restore the backup
hostname login root
9. Get to the boot prompt
8.Set up the root mirror
Maintaining Mirrored Systems
5.Create md.tab.new
Maintaining Mirrored Systems
hostname login root Password root password
Maintaining Mirrored Systems
Restoring specific files from a CMSADM backup
Adding new disks to a standard mirrored system
Maintaining Mirrored Systems
hostname login root
Maintaining Mirrored Systems
Maintaining Mirrored Systems
Adding new disks to a nonstandard mirrored system
Maintaining Mirrored Systems
Maintaining Mirrored Systems
Step 1 Identify the faulty disk
Replacing a faulty disk
Maintaining Mirrored Systems
Step 2 Identify the submirrors
metadetach metamirror submirror
Step 3 Detach the submirrors
Maintaining Mirrored Systems
Step 5 Replace the faulty disk drive
Maintaining Mirrored Systems
Step 6: Recreate the state database replicas
Step 7 Reattach the submirrors
Step 8 Reboot the system boot disks only
State Database Replicas
Setting up replicas Replacing replicas
Partitioning disks with the format command
Maintaining Mirrored Systems
b.Edit the /etc/opt/SUNWmd/md.tab file
Maintaining Mirrored Systems
Root Metadevice Device Names
Metadevice
Valid vfstab files
Examples of valid system files
Valid md.tab files
Excessively long resync
Troubleshooting4
Solstice DiskSuite problems
Troubleshooting
The system fails to recognize all disk drives
probe-scsi-all
probe-fcal-all
ok boot -r
ok setenv auto-boot?true
console login root Password
Unit 0 Disk SEAGATE ST34371W SUN4.2G74629737K6748
Troubleshooting
Fixing “needs maintenance” messages
Primary boot device is not available
Boot problems
Trying to boot from the wrong device
Troubleshooting
Excessive reboot time
Troubleshooting
Log files
File Name
Description
Troubleshooting
Error messages
Error Messages
Message Explanation Response
Error Messages Continued
Troubleshooting
Message Explanation Response
Message Explanation Response
Troubleshooting
Troubleshooting
Troubleshooting
filename restored from filebackup
Error Messages Continued
Troubleshooting
Message Response
Message Response
Error Messages Continued
Troubleshooting
Message Explanation Response
Message Response
Error Messages Continued
Troubleshooting
Message Response
Message Explanation Response
Troubleshooting
Index
Symbols
tape drives
partitioning
upgrading
and increasing system capacity
How Are We Doing?