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LithosAnanake/capsules/multiuser-doe.4th
T
Robert Allan JamesandClaude Opus 5.5 00058e53a7 DoE: MU-WAIT-ALL waits with 100 WAIT instead of busy-spinning; stopped first relaunch kept
The first amd64 relaunch (stopped by Captain Bob after 1h41m) showed Hera's
busy wait taking an equal CPU share and writing 43% of all heartbeat rows.
100 WAIT charges her 100 beats of work heat per iteration while executing
almost nothing, so workers get the CPU. cfg-0 check: 115 s vs ~210 s,
fail=0, 2/2 dead.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-24 08:20:22 -04:00

164 lines
4.1 KiB
Forth

Block 5044
3 CONSTANT MU-N-CONC
2 CONSTANT MU-N-MODES
MU-N-CONC MU-N-MODES * CONSTANT MU-N-CFG
63 CONSTANT MU-MAX-REPS
MU-N-CFG MU-MAX-REPS * CONSTANT MU-MAX-RUNS
CREATE MU-CONC-LEVELS 3 CELLS ALLOT
2 0 CELLS MU-CONC-LEVELS + !
4 1 CELLS MU-CONC-LEVELS + !
8 2 CELLS MU-CONC-LEVELS + !
: MU-CONC-OF ( cfg -- n ) 2 / CELLS MU-CONC-LEVELS + @ ;
: MU-MODE-OF ( cfg -- m ) 2 MOD ;
VARIABLE MU-UNIFORM-WL
8 MU-UNIFORM-WL !
Block 5045
: WL-CAPSULE ( idx -- c-addr u )
CASE
0 OF S" workload-0.4th" ENDOF
1 OF S" workload-1-lite.4th" ENDOF
2 OF S" workload-2.4th" ENDOF
3 OF S" workload-3.4th" ENDOF
4 OF S" workload-4.4th" ENDOF
5 OF S" workload-5-lite.4th" ENDOF
6 OF S" workload-6.4th" ENDOF
7 OF S" workload-7.4th" ENDOF
8 OF S" workload-8.4th" ENDOF
9 OF S" workload-9.4th" ENDOF
ENDCASE ;
Block 5046
( FABRIC-3.8 3.9 Stage H: workers are born defs-only and )
( each is SENT one job. WL-RUN, defined in every workload )
( capsule, is its old birth-time tail plus its entry word )
( twice, as the old two VM-EXEC passes did. The LAST word )
( of the job SENDs MU-DONE back to Hera, who counts them. )
VARIABLE MU-DONE-COUNT
: MU-DONE ( -- ) MU-DONE-COUNT @ 1+ MU-DONE-COUNT ! ;
: MU-JOB ( -- c-addr u ) S" WL-RUN WL-DONE-ARGS SEND" ;
Block 5047
: MU-WORKER-NAME ( n -- c-addr u )
CASE
0 OF S" mu0" ENDOF
1 OF S" mu1" ENDOF
2 OF S" mu2" ENDOF
3 OF S" mu3" ENDOF
4 OF S" mu4" ENDOF
5 OF S" mu5" ENDOF
6 OF S" mu6" ENDOF
7 OF S" mu7" ENDOF
ENDCASE ;
VARIABLE MU-TMP-NC
VARIABLE MU-TMP-NU
Block 5048
: MU-WL-FOR ( mode worker-n -- wl-idx )
SWAP IF 10 MOD ELSE DROP MU-UNIFORM-WL @ THEN ;
: MU-BIRTH-WORKER ( wl-idx worker-n -- ok? )
MU-WORKER-NAME MU-TMP-NU ! MU-TMP-NC !
WL-CAPSULE
MU-TMP-NC @ MU-TMP-NU @
WORKER-BIRTH ;
Block 5049
VARIABLE MU-FAIL-COUNT
: MU-SEND-WORKER ( worker-n -- )
MU-JOB ROT MU-WORKER-NAME SEND 0= IF
MU-FAIL-COUNT @ 1+ MU-FAIL-COUNT ! MU-DONE THEN ;
: MU-KILL-WORKER ( worker-n -- )
MU-WORKER-NAME KILL ;
CREATE MU-RUN-MATRIX MU-MAX-RUNS CELLS ALLOT
: MU-MATRIX! ( val idx -- ) CELLS MU-RUN-MATRIX + ! ;
: MU-MATRIX@ ( idx -- val ) CELLS MU-RUN-MATRIX + @ ;
VARIABLE MU-N-RUNS
: MU-INIT-MATRIX ( -- ) MU-N-RUNS @ 0 DO I I MU-MATRIX! LOOP ;
CREATE MU-ISA-TAG-BUF 16 ALLOT VARIABLE MU-ISA-TAG-LEN
: MU-ISA-TAG! ( c-addr u -- )
16 MIN DUP MU-ISA-TAG-LEN !
MU-ISA-TAG-BUF SWAP CMOVE ;
Block 5050
VARIABLE MU-SW-I VARIABLE MU-SW-J
VARIABLE MU-SW-VI VARIABLE MU-SW-VJ
: MU-SWAP-MTX ( i j -- )
MU-SW-J ! MU-SW-I !
MU-SW-I @ MU-MATRIX@ MU-SW-VI !
MU-SW-J @ MU-MATRIX@ MU-SW-VJ !
MU-SW-VJ @ MU-SW-I @ MU-MATRIX!
MU-SW-VI @ MU-SW-J @ MU-MATRIX! ;
: MU-SHUFFLE ( -- )
MU-N-RUNS @ 1 - 0 DO
I MU-N-RUNS @ 1 - RANDOM
I MU-SWAP-MTX
LOOP ;
Block 5051
VARIABLE MU-RUN-ID VARIABLE MU-CFG
VARIABLE MU-REP VARIABLE MU-NW
VARIABLE MU-MODE VARIABLE MU-NREPS
: MU-EMIT-TRIAL-MARKER ( -- )
." MU-TRIAL isa=" MU-ISA-TAG-BUF MU-ISA-TAG-LEN @ TYPE
." run=" MU-RUN-ID @ .
." cfg=" MU-CFG @ .
." rep=" MU-REP @ .
." nw=" MU-NW @ .
." mode=" MU-MODE @ .
." fail=" MU-FAIL-COUNT @ . CR
MU-RUN-ID @ MU-CFG @ MU-REP @ MU-NW @
MU-MODE @ MU-FAIL-COUNT @
MU-ISA-TAG-BUF MU-ISA-TAG-LEN @ DOE-PERSIST-TRIAL ;
Block 5052
: MU-BIRTH-ALL ( -- )
MU-NW @ 0 DO
MU-MODE @ I MU-WL-FOR I MU-BIRTH-WORKER DROP
LOOP ;
: MU-SEND-ALL ( -- )
MU-NW @ 0 DO
I MU-SEND-WORKER
LOOP ;
: MU-WAIT-ALL ( -- )
BEGIN MU-DONE-COUNT @ MU-NW @ < WHILE 100 WAIT REPEAT ;
Block 5053
: MU-KILL-ALL ( -- )
MU-NW @ 0 DO
I MU-KILL-WORKER
LOOP ;
: MU-RUN-TRIAL ( cfg rep run-id -- )
MU-RUN-ID ! MU-REP ! MU-CFG !
0 MU-FAIL-COUNT ! 0 MU-DONE-COUNT !
MU-CFG @ MU-CONC-OF MU-NW !
MU-CFG @ MU-MODE-OF MU-MODE !
MU-BIRTH-ALL
MU-SEND-ALL
MU-WAIT-ALL
MU-KILL-ALL
MU-EMIT-TRIAL-MARKER ;
Block 5054
: MU-CAMPAIGN-STEP ( idx -- )
MU-MATRIX@
DUP MU-NREPS @ /
SWAP MU-NREPS @ MOD
MU-RUN-ID @
MU-RUN-TRIAL
MU-RUN-ID @ 1+ MU-RUN-ID ! ;
Block 5055
: MU-EXEC-CAMPAIGN ( seed n-reps start-idx -- )
>R
DUP MU-NREPS !
MU-N-CFG * MU-N-RUNS !
SEED
MU-INIT-MATRIX MU-SHUFFLE
HB-ON
R@ MU-RUN-ID !
MU-N-RUNS @ R> DO
I MU-CAMPAIGN-STEP
LOOP
HB-OFF
." MU-CAMPAIGN: complete" CR ;