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Conference mvblab::sable

Title:SABLE SYSTEM PUBLIC DISCUSSION
Moderator:COSMIC::PETERSON
Created:Mon Jan 11 1993
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:2614
Total number of notes:10244

2610.0. "AS1000A tries to reboot from the CDROM" by BEJVC::VISITORBEJ () Wed Jun 04 1997 06:51

    Hi All,
    
    I have a problem on an AS1000a 5/333 m/c running Unix 4.0 . Didn't find
    a suitable conference so thought to use this conference instead.
    
    Problem:
    
    at srm console 
    >>> sh boot* output is
        
    	boot_dev 	= dka400: (cdrom device)
    	bootdef_dev     = dka0:    (this is the boot device)
    
    Now when I boot with the b command at console , the system boots
    and if shutdown and booted again boots from the bootdef_dev i.e dka0:
    
    But only if rebooted then tries to boot from boot_dev i.e CDROM device.
    
    What can be the probable way to sort this problem ? Any explanation for
    this ? 
    
    I can't chage the boot_dev setting at the console as it is a protected
    environment. 
    
    Thanks 
    
    Biplab.
T.RTitleUserPersonal
Name
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2610.1AS1000A tries to reboot from the CDROMCSC32::HUTMACHERWed Jun 04 1997 12:2527
    Hi Biplab
    
    there is a asrv1000/1000a mikasa/noritake notes file
    WRKSYS::MIKASA 
    note 811 in the notes file is probally the problem you are seeing.
    
    your system is asrv1000 5/333 so this note should be the problem
    
    srm console code does not update boot_dev unless boot_reset=ON
    
    so
    
    >>>show reset_boot_arg0
         reset_boot_arg0 dka400  <<has bad boot device set
    >>>sho boot_reset 
         boot_reset OFF   <<probally set to OFF needs to be set to ON
    >>>set boot_reset ON
    >>>set bootdef_dev dka0    <<good boot device
    >>>boot         <<boot system to make it write good boot device
    shutdown system
    >>>show reset_boot_arg0 dka0  <<now should have good boot device
    >>>set boot_reset OFF    <<if wish to reset to OFF or leave it ON
    
    now try your warm reboot should boot to dka0 not the bad dka400 setting
    
    jim hutmacher mvhs colorado csc 800-354-9000 ext 25561
    
2610.2AS1000A rebootBEJVC::VISITORBEJWed Jun 04 1997 23:427
    Hi,
    
    Thanks for the info , I believe this is the perfect solution
    Still I wonder how I missed that ?
    Will visit site later to test it.
    
    Biplab