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Sun Microsystems manual Viii Netra 440 Server System Administration Guide August

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Error Handling Summary Symbols Uadmin 11 uname, 25 uname -r Configuring the System Console Externally Initiated Reset XIR Accessing Sun Documentation Using Unix Commands OpenBoot Emergency Procedures Automatic System Recovery Managing Disk Volumes

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viii Netra 440 Server System Administration Guide • August 2004

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Sun Microsystems manual Viii Netra 440 Server System Administration Guide August

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Contents

Netra 440 Server System Administration Guide Page Contents Managing RAS Features and System Firmware Managing Disk Volumes Iv Netra 440 Server System Administration Guide August Figures Vi Netra 440 Server System Administration Guide August Tables Viii Netra 440 Server System Administration Guide August Preface How This Book Is Organized Using Unix Commands Shell Prompts Typographic Conventions Related Documentation Contacting Sun Technical Support Accessing Sun DocumentationThird-Party Web Sites Sun Welcomes Your Comments Configuring the System Console Communicating With the System 1Ways of Communicating With the System Using the System Console What the System Console Does Serial MGT NET MGT Alom serial management port Alom network management port Alternative System Console Configuration 3Alternative Console Ports Require Additional Configuration Accessing the System Console Through a Graphics Monitor About the sc Prompt Access Through Multiple Controller Sessions OpenBoot ok PromptReaching the sc Prompt Reaching the ok Prompt Graceful Shutdown Alom System Controller break or console CommandL1-A Stop-A Keys or Break Key Externally Initiated Reset XIR Manual System Reset For More Information Getting to the ok Prompt 2Ways of Accessing the ok Prompt To Get to the ok Prompt Console # Accessing the System Controller Using the Serial Management Port To Use the Serial Management Port Activating the Network Management PortEstablish an Alom system controller session To Activate the Network Management Port To verify the network settings, typeLog out of the Alom system controller session Accessing the System Console Through a Terminal Server To Access The System Console Through a Terminal Server 3Pin Crossovers for Connecting to a Typical Terminal Server Open a terminal session on the connecting device, and type Accessing the System Console Through a TIP Connection Power on the system To Access the System Console Through the TIP Connection A shell tool window on the Sun system, type Ok power-off Modifying the /etc/remote File If the number displayed by the uname -rcommand is less thanTo Modify the /etc/remote File Netra 440 Server System Administration Guide August Ok setenv input-device ttyb ok setenv output-device ttyb Open a shell tool window Type Verifying Serial Port Settings on TtybTo Verify the Serial Port Settings on Ttyb Look for the following output For more information, see Getting to the ok Prompt on To cause the changes to take effect, type System Console OpenBoot Configuration Variable Settings Output-device Ttya Ttyb Screen Input-device Keyboard Netra 440 Server System Administration Guide August Managing RAS Features and System Firmware Alom System Controller Logging In To the Alom System Controller About the scadm Utility To Log In To the Alom System Controller To View Environmental Information Sc showenvironment Controlling the Locator LED To turn on the Locator LED, do one of the following To turn off the Locator LED, do one of the following OpenBoot Emergency Procedures Stop-A Functionality To Restore OpenBoot Configuration DefaultsStop-N Functionality Stop-F Functionality Automatic System RecoveryTo reset the system, type the following command Stop-D Functionality Auto-Boot Options Error Handling Summary Enabling and Disabling Automatic System Recovery Reset ScenariosAutomatic System Recovery User Commands To Enable Automatic System Recovery To cause the parameter changes to take effect, type To Disable Automatic System RecoveryTo cause the parameter change to take effect, type Obtaining Automatic System Recovery Information Unconfiguring and Reconfiguring DevicesTo Unconfigure a Device Manually To determine full physical device paths, type To Reconfigure a Device Manually To Enable the Hardware Watchdog Mechanism Enabling the Hardware Watchdog Mechanism and Its Options Multipathing Software Managing Disk Volumes Disk Volumes Veritas Dynamic Multipathing Volume Management SoftwareSun StorEdge Traffic Manager Managing Disk Volumes RAID Technology Disk Concatenation RAID 0 Disk Striping RAID 1 Disk Mirroring RAID 5 Disk Striping With Parity Hardware Disk MirroringHot-Spares To Create a Hardware Disk Mirror C1t3d0 Devices/pci@1f,700000/scsi@2/sd@3,0 For example To Delete a Hardware Disk Mirror To delete the volume, type the following command To confirm a failed disk, type the following command To Perform a Mirrored Disk Hot-Plug Operation To Perform a Non-Mirrored Disk Hot-SwapOperation View the status of the Scsi devices CD-ROM Remove the hard drive from the device tree # cfgadm -x removedevice c0dsk/c1t1d0 Configure the new hard drive Verify that the device has been removed from the device tree Verify that the new hard drive is in the device tree OpenBoot Configuration Variables Baudrate, bits Appendix a OpenBoot Configuration Variables Netra 440 Server System Administration Guide August Alarm Relay Output Application Programming Interface Netra 440 Server System Administration Guide August Page Netra 440 Server System Administration Guide August Page Netra 440 Server System Administration Guide August Symbols Index Netra 440 Server System Administration Guide August Asr-disable, 46 go Console, 11, 41 console -f, 9 poweroff, 12 poweron Uadmin 11 uname, 25 uname -r Netra 440 Server System Administration Guide August

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