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If you are experiencing a Solaris Single User Boot Disk error on your PC, check out these suggested repair solutions. g. Take the root role to start the system as a single user (runlevel S).See Using Assigned Administrative Rights to Protect Users and Processes on Oracle Solaris 11. Do one of the following, depending on your project:For SPARC platforms:Move the system to the ok PROM window. init For SPARC platforms:Bring the system to help you with the PROM ok prompt. initialize 0Start your current system in a single user state.ok boot Bring the system to the ok PROM prompt. init 0 Boot the system into a great single user state.ok boot -s reboots the system.
TO
How To Start A System In Single User State (runlevel)S)
How to boot in single user mode solaris?
To temporarily start single user mode from this GRUB menu, boot the system and type “e” to edit when the GRUB menu appears. You will then see a dedicated screen with two launch options as described below.
You are starting the computer in single user mode for good performance.System maintenance, such as when backing up the file system, to possibly fix other errors.Systemic problems.
- Let’s assume our own Root role.
For more information, see Using Assigned Administrative Rights to Protect Users and Processes in Oracle Solaris 11.2.
- Depending on the Do platform type, usually one of the following:
- For SPARC platforms:
- Place the system in OK < / tt> Prompt PROM.
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# initialization 0
- Start the system in single user state. Start
ok -s
- Enter your root password when you receive the following messagedisplayed:
SINGLE USER MODERoot password for system maintenance (can o bypass control-d): xxxxxx
- Place the system in OK < / tt> Prompt PROM.
- For x86 platforms:
- Perform a standard system restart.
How to boot in single-user mode Solaris?
Perform a standard restart of the new system.When the GRUB menu appears, select the boot entry for which you want to change the expert status, and then type e to change this entry.Use thesespecial arrow keys to jump to the entire $ multiboot line, then type -s at the end of the line.
# reboot -p
Since Fast reboot is enabled by default, you should really try specifying thatparameter –p when restarting the device, whichGRUB menu to display at startup. How to remove the quick restart functionso generally the –p parameter should not depend on your specification, see Changing the default fast restart behavior.
- If the system display shows Please enter any, if prompted to restart your computer, pressany key to reboot the system as a whole. Or you can also click the reset button herequickly. v
- When the system turns off, turn on the system with a specific power.In order to resist.
- When the GRUB menu is selected, the boot record symbolizes youedit successfully, then enter e to process this entry.
- Use the arrow keys to scan to $ multiboot ,then form - s at the end of each lineKi.
- To exit the GRUB Migration edit menu and enter the edited entry,press Ctrl-X. If you are not using the UEFI schema when using the serial consoleFirmware pressing F10 also displays Hunter Wellingtons record
- Perform a standard system restart.
- For SPARC platforms:
- Check if the system was at runlevel S.
How do I boot into single user mode in Solaris 11?
Perform a standard reboot of the system PC.When you see the GRUB dishes, select the boot entry a you want to edit and then type y to edit that entry.Use arrow strategies to navigate to the $ multiboot line, then nature –s to the end of the line.
# -r
- Perform most maintenance tasks that require fine tuning of the runlevel.WITH.
- Restart the system.
The following is an example of how messages are displayed when the SPARC Server starts.After starting the boot process, start the system at S level.
# initialization 0 # svc.startd: The system continues to run. Wait please.svc.startd: 122 system agencies closed.Mar step 5 10:30:33 system1 syslogd: go to signal 15svc.startd: remove user processes.umount: / ws / house is busyumount: busy17:30:50 System failure. Shutdown took 70 seconds.Synchronize file systems ... DoneProgram completed1c ok boot -s SC warning: host system rebooted17 nov. 21:46:59 ERROR: System memory loweredand from 4-channel mode to 2-channel mode.NOVEMBER 17 21:47:00 ERROR: The available system memory is less than the physically installed memory.NOVEMBER 17 21:47:00 ERROR: Available system memory DRAM: 008192 MB Physical memory: 016384 MBSun Fire T200, no keyboard.........Ethernet address 0: 14: 4f: 1d: e8: da, host id: 841de8da.ERROR: The following devices are usually disabled: MB / CMP0 / CH2 / R0 / D0Boot device: / pci @ 7c0 / pci @ 0 / pci @ 1 / pci @ 0.2 / LSILogic, sas @ 2 / disk @ 0.0: aFile and arguments: -sSunOS version 5.11 version 11.2 64 bitCopyright (c) 1983, Oracle and / or its subsidiaries. All civil rights reserved.NOTE: The hypervisor does not support processor power management.Start with a milestone / single user: default. System1InquiryHostname: System Maintenance ModeSINGLE USER MODEEnter the password to fix the underlying problem (use Ctrl-d to fix this problem): xxxxxx Unique user right assigned by root to / dev / console.Enter System Maintenance ModeMar 5 10:36:14 su: 'su root' successfully for root from / dev / consoleOracle Corporation SunOS5 .11 Jul 2, 2014root @ system1: ~ # who -r Performance level nia S March 5 10:35 S 0 0root @ tsystem1: ~ #
How do I boot into failsafe mode in Solaris 11?
To clear the default failover archive, enter: ok Athletic Shoe -F failsafe.To run a failover archive with a specific setZFS data: ok boot -F failsafe -Z dataset. Example: ok -F failover -Z rpool / ROOT / zfsBE2.
The above example shows messages when booting an x86 system.to execute the S value after starting the boot process.
Why is Solaris not booting from CD ROM?
Some problems cannot be solved by making a living, such as not remembering the master password or changing configuration files that clearly prevent the system from starting. Solaris recommends booting the CD in single operator mode, which will allow you to install the filesystems and fix the problem.
root @ system-04: ~ # init 0 root @ system-04: ~ # svc.startd: The circle goes down. Wait please.svc.startd: 129 system services stopped.Apr 23, 13:51:28 System 04 syslogd: stop on signal 15svc.startd: kill people with processes.umount: / dwelling houseApril 23, 13:51:36 The system crashed. The shutdown took 26 seconds.Synchronize file systems ... doneShort press the button to restart.......BIOS MPT SAS .LSI CorporationMPTBIOS-6.26.00.00 (2008.10.14)Copyright 2000-2008 LSI Corporation.Initialize .. | Press F2 to open a popup (completely CTRL + P on remote keyboard)Press F12 to boot over the network (Ctrl + N on remote keyboard)System Memory: 8.0 GB, Inc.Autodetection Pri Master..ATAPI CDROM 0078 Ultra DMA-2 Mode.........GNU GRUB version 1.99,5.11.0.175.1.0.0.14.0 ************************************************ * * ************************ * Oracle Solaris 11.2 * 2. * * * ( A place ) * * * 1. * * * 3. * * * 7. * * * ************************************************ * * ************************ Use the majoritykeys * and * to select the highlighted entries. Press Enter to run snow for the selected operating system, 'e' to change commands. before starting or 'c' to get the command line. GNU GRUB type 1.99,5.11.0.175.1.0.0.14.0 ************************************************ * * ************************ * setparams 'Oracle Solaris 11.2' * * * (Space) insmod part_msdos * * insmod part_sunpc * * insmod part_gpt * * insmod-zfs * * Check --no-floppy --fs-uuid --set = root cd03199c4187a7d7 * * zfs-bootfs / ROOT / s11u2 / @ / zfs_bootfs * * install kern = / platform / i86pc / kernel / amd64 / unix * 3.echo -n "Downloading $ root / ROOT / s11u2 / @ $ kern:" * * / ROOT / s11u2 / @ / $ kern $ multiboot $ kern -B $ zfs_bootfs -s * set gfxpayload = "1024x768x32; 1024x768x16; 800x600x16; 640x480x16; 640x480x1 * 5.5; 640 x 480 x 32 "** ************************************************ * * ************************ Supports minimal editing and screen enhancement like Emacs. Tab Lists Improvements. Press Ctrl-x or F10 to start, Ctrl-c or F2 to start command line or ESC to discard your changes and return to the GRUB menu.Run command listDownload hd0, msdos1, sunpc1 / ROOT / s11u2 / @ / platform / i86pc / kernel / amd64 / unix: 0%...did.Booting from hd0, msdos1, sunpc1 / ROOT / s11u2 / @ / platform / i86pc / amd64 / boot_archive:0% ............SunOS version 5.11 version 11.2 64 bitCopyright (c) 1983, 2014, Oracle and / or its subsidiaries. All rights reserved.NOTE: step kmem_io_2G createdStart with the "Milestone / Single User: Standard" step.Hostname: system-system-04Request service modeSINGLE USER MODEEnter the customer's name for system maintenance (Control-d, which bypasses the workaround): root Enter root password (Ctrl-d to bypass): xxxxxxx Single user privilege assigned for basic issues on / dev / console.Enter System Maintenance ModeMay 8, 11:13:44 su: Root '' su prevailed for root on / dev / consoleOracle Corporation SunOS 5.11 Jul 11, 2014You have a new email address.root @ system-04: ~ # who -r ! Execution level S April 24 14:49 S 7 0Speed up your PC today with this easy-to-use download.
How do I boot into single-user mode in Solaris 11?
Perform a standardized system restart.When one of our GRUB menus appears, select the exact boot entry you want to modify, then enter e to modify that entry.Use the arrow keys to navigate to the $ multiboot line, then select -s at the end of the entire line.
How do I boot from CD in Solaris 11?
Insert the Solaris x86 CD / DVD into your drive.Touch the most important function point on the screen to access the boat menu.Select your CD-ROM / DVD device from the start menu and press ENTER.Select a keyboard layout (press Enter to select the US English default layout).
How do I create a boot disk for Solaris 10?
Become a superuser.Stop our system by running init (1M).If you need to see the> PROM prompt, type n and press Enter.Change the boot device parameter using the setenv command.Verify that you have changed the boot device correctly using the printenv command.
How to boot in single-user mode Solaris?
Perform a standard system restart.If the GRUB menu does appear, select the boot entry you want to edit and then edit that entry.Use the arrow keys to navigateGo to the most important line, $ multiboot, then type -s at the end of the line.
How do I boot into single-user mode in Solaris 11?
Perform a basic system restart.When this GRUB menu appears, select the master boot record you want to change and type e to expand that record.Use the arrow keys to navigate to the $ multiboot line, then enter –s at the end of the user line.
