TOPS-10 Monitor Calls Manual Volume 2 AA-K039D ... - Trailing-Edge

RECON. [CALLI 202]
22.134 RECON. [CALLI 202]
FUNCTION
Performs tasks to aid system reconfiguration and diagnosis. This call
is not recommended for use by customer programs and requires [1,2] or
JACCT privileges. It is used by the CONFIG system facility to take
system snapshots, suspend the system, and other system-wide functions.
To perform the functions offered by the RECON. call, use the CONFIG
command level from the OPR program (documented in the TOPS-10
Operator's Command Language Reference Manual), because the functions
must be performed in the correct order or the system will fail to
continue.
CALLING SEQUENCE
addr:
MOVE ac, [fcncode"addr]
RECON. ac
error return
skip return
argument-block
In the calling sequence, the program supplies the following variables:
o
fcncode is one of the functions described below.
o addr contains an argument block. The data in the argument
block depends on the function code. For functions that do
not require an argument, use ° for addr.
The function codes, their meanings, and argument blocks are:
Code
°
1
Symbol
. RCROM
. RCSPN
Meaning
Unsupported .
Causes an orderly suspension of system operations,
through the following process:
1. The monitor sends the following message to all
users:
"Expect an interruption of service."
2. The monitor performs an orderly shutdown of
services.
3. The monitor writes a copy of memory to
CRASH.EXE on disk.
4. The system is halted.
This function does not require an argument
The calling sequence is:
block.
MOVE ac, [.RCSPN"O]
RECON. ac,
error re'turn
skip return
22-340