[Simh] VMS paging
David B Sneddon
dbsneddon at bigpond.com
Sat Jan 20 23:44:39 EST 2007
Bob Supnik was overheard to say:
> The message you describe should not be occuring in normal
> startup. The normal startup sequence is very simple:
>
> >>>b dua0
> (BOOT/R5:0 DUA0
>
>
>
> 2..
> -DUA0
> 1..0..
>
>
> %SYSBOOT-I-SYSBOOT Mapping the SYSDUMP.DMP on the System Disk
> %SYSBOOT-I-SYSBOOT SYSDUMP.DMP on System Disk successfully mapped
> %SYSBOOT-I-SYSBOOT Mapping PAGEFILE.SYS on the System Disk
> YSBOOT-I-SYSBOOT SAVEDUMP parameter not set to protect the PAGEFILE.SYS
> OpenVMS (TM) VAX Version V7.2 Major version id = 1 Minor version id = 0
>
> PLEASE ENTER DATE AND TIME (DD-MMM-YYYY HH:MM) 20-JAN-2007 21:18
> $! Copyright (c) 1998 Digital Equipment Corporation. All rights reserved.
>
> and then off into the STARTUP.COM file.
>
> Are you shutting down VMS correctly? VMS, like Windows, has to be
> shutdown, you can't just simply stop the simulator. (The command is
> simply RUN SHUTDOWN from the system account.) If you don't, on next
> boot you'll get the VMS equivalent of fsck or CHKDSK, which <will>
> read every piece of the disk to try to verify or restore the
> integrity of the filesystem.
>
> /Bob Supnik
The other option is to make sure you do the mounting of the disks
at startup with the /NOREBUILD qualifier then do your disk cleanup
overnight via a batch job.
Regards,
Dave
--
David B Sneddon (dbs) VMS Systems Programmer dbsneddon at bigpond.com
Sneddo's quick guide ... http://www.users.bigpond.com/dbsneddon/
DBS freeware ... http://www.users.bigpond.com/dbsneddon/software.htm
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