Compaq AlphaServer GS60 Operation Manual page 294

Table A-2 OpenVMS Boot Options
Hexadecimal Value
1
2
4
8
10
20
40
80
100
2000
10000
8200
The DIGITAL UNIX and OpenVMS options are used with the set boot_osflags
command.
A-2 AlphaServer 8200/8400 Operations Manual
Function
Allows a conversational boot.
Maps XDELTA to a running system
Stops the boot procedure at the initial system breakpoint.
Performs a diagnostic bootstrap.
Stops the boot procedure at the bootstrap breakpoints.
Omits the header from the secondary bootstrap image.
Inhibits memory testing.
Prompts for the name of the secondary bootstrap file.
Halts the system before the secondary bootstrap.
Marks corrected read data error pages as bad.
Enables debug messages in the APB.EXE,
SYSBOOT.EXE, and EXEC_INIT.EXE files.
Enables user messages in the APB.EXE, BOOT.EXE, and
EXEC_INIT.EXE files.