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If you have the solaris Command Verification Boot Disk installed on your PC, we hope this guide will help you troubleshoot the problem.
In a typical production environment, you’ll find that an empty OS root is mirrored to avoid nearly every point of failure. It is important to know how to find the appropriate downloadzku primary and secondary devices, which in some cases can correct errors. You can easily determine the boot device at the OK prompt (if it is from a SPARC machine) or during the operating system boot.
Define Launcher On Demand OK
Here, the primary boot device is the Gear alias, “rootdisk”. Alternate boot is now device dependent using devalias mirrored disk. So the system first looks for a drive aliased as Rootdisk, and if it’s not bootable, it can just go to the second drive, i.e. my mirror drive. Of course, use the dealias command to see the physical device as a boot device:
Note. Here the specific device is rootdisk /[email protected]/[email protected]/[email protected] If the boot device is set incorrectly, we can either boot from the boot CD or in single user mode to figure out the correct boot device from each of our system’s command lines.
Define Boot Deviceinto, Which Is Generated Using The Operating System String
How to check boot disk in Solaris?
In a typical production environment, you will find that the root disk of the operating system is similar to avoid single points of failure.ok> printenv boot-device boot-device is equal to rootdisk mirrordisk.
Use the eeprom command
We can also find out which shoes or boots the device needs using the operating system. Use the eeprom command to buy a boot device:
Here again, the main boot device is the “root drive” devalias. So, to find information about the physical path of a vital boot drive, use:
How do I find my boot drive?
You can enable disk management with diskmgmt. msc, but also look for a drive labeled “Boot” in the status column.
To find a logical device name similar to the root drive, we can use the format command:
x86 / x64
X86 computers use BIOS instead of OBP. Thus, to duplicate the eeprom functionality on SPARC machines, x86 systems use a special /boot/solaris/bootenv.rc file when booting. Find out the main and emergency boot disk from eeprom:
Since the system has booted, you can also choose from two boot or download options. Actually, below is a screenshot of a replicated boot volume in Veritas Volume Manager.
ok> printenv boot deviceboot-device = Rootdisk Mirrordisk
ok> windshield devalia /[email protected],0/SUNW,[email protected] /[email protected],0/[email protected],1cdrom2 /[email protected],0/[email protected]/[email protected],0:fcdrom1 /[email protected],0/[email protected]/[email protected],0:fcdrom /[email protected],0/[email protected]/[email protected],0:frootdisk /[email protected],0/[email protected]/[email protected],0 are some physical paths to the "rootdisk" alias.mirrordisk /[email protected],0/[email protected]/[email protected],0 - sports path to "mirrordisk" alias.disk2 /[email protected]/[email protected]/[email protected] /[email protected]/[email protected]/[email protected] /[email protected]/[email protected]/[email protected]/[email protected],0/[email protected] /[email protected],0/[email protected]/dma/floppyttyb /[email protected],0/[email protected]/[email protected],2e8ttia /[email protected],0/[email protected]/[email protected],3f8Name aliases
# prtconf -vp | grep 'root drive': Root Disk: FormatFind '/[email protected],0/[email protected]/[email protected],0'
# on disks... doneSELECTION OF AVAILABLE HARD DRIVES:0. c0t0d0 [ST320414A cyl 39533 alt 2 hd 16 sec 63]/[email protected],0/[email protected]/[email protected],0 -- probe device c0t0d0 is the same correct device as 'rootdisk' alias in full from prtconf -vp1. c0t2d0 [Cylinder 39533 DEFAULT, alternative 2 hd 16 sec Eeprom 63]/[email protected]/[email protected]/[email protected]
# |boot grepload path=/[email protected]/pci15ad,[email protected]/[email protected]:aaltbootpath=/[email protected]/pci15ad,[email protected]/[email protected]:a
How do I find disk path in Solaris?
Become a superuser or take on a role in a Solaris deployment. Chaos. Change the RBAC authorization on every existing node in the cluster.Follow the track being recorded. # monitor cldevice -n node disk.Check which drive the path is being tracked on. # device state cldevice.
The following information describes the various ways to pause andset boot attributes for SPARC in addition to these x86 platforms. For specificMore setup informationLaunch attributes in x86-based tools, either on startup or on usebootadm command, see x86: add kernel arguments by changing the GRUB menu at boot time.
SPARC: and print boot attribute settings using full OpenBoot PROM
Configuring EEPROM parameters
x86: handling shutdown animation via SMF
SPARC: And Show How To Set Boot Attributes Using OpenBoot PROM
PROM Trainer is used to launch andto change launch options. For example, you may be motivated to reboot your device.If you want to boot, change the default boot initiator, kernel, or diagnostic runtime.hardware before putting the system in the correct multi-user state.
If you need to do any of the following, someone mustto change the default boot device:
Permanently or temporarily add a new amazing drive to the system
Edit Network Migration Policy
Temporarilystart offline system from network
For a complete list of PROM commands, see Monitor(1M) or eeprom(1M)help page.
SPARC: How To Determine The PROM Version Number Of A System
- Cast method to PROM prompt ok.
# init 0
- Display the human body PROM version number using the banner command.
SPARC: How To Identify Devices In The System
You may need to identify devices on a device in order to identify it.suitable devices for frequent downloads. you
Before that, the probe commands can certainly help determine which solutions are devices.logged in, everyone should do the following:
Change the overall auto-boot PROM value to false.
ok setenv starts automatically? false
How do I check my boot disk in OK prompt?
On OK> quickly use the show-disks command to preview the available disks and select the boot device path that was previously checked for you first on the command line. Please note that the path to the device next to the OBP level may be slightly different from the other path you provided when purchasing.
Run the reset-all command if you want to clear the system registers.
ok, reset everything
You can sit and watch the probe commands on your system.with helpVisualProbe:
Sieve probe OK
If you run probe commands without clearing registers, the following appliesMessage can be displayed:Get a faster