Files
serverAppConfigs/scripts/qwen38-calib-window.sh
T
Frank b4a1e6069e fix(qwen38): pin calib to 1.2.0, gate the tap's disk, kill orphaned engines
A 17-hour calibration tap on 2026-10-29/30 wrote ZERO bytes: the runner booted
FRANK_ARCHON_IMAGE (1.8.1) for every mode, and RADIANCE_CALIB_DIR/TOKENS only
arms the expert tap on the 1.2.x line. 1.8.1 still carries the plugin strings and
the "calibration wrote layer Hessians" message, /health answered, /stats showed
1,700 documents and 118 tok/s, and nothing anywhere said the tap was dead.

Four gates, each with the measurement that motivated it:

- CALIB_IMAGE pins the 1.2.0 digest for calib mode (stilldeadcode/radiance
  @sha256:665775ed…), overridable only by naming --image deliberately. Proven by
  the engagement test: `calibration wrote layer Hessians after 10207 tokens`.
- The tap dir's filesystem must have >= 60 GiB free (Q38_CALIB_MIN_FREE_MIB).
  One seal wrote 39.4 GiB in seconds; pointed at a 37 GiB root it filled the
  filesystem to zero and every later write came back short.
- restore() kills orphaned `radiance` processes still holding /dev/kfd before it
  starts the service. `podman rm -f` does not kill the engine: an orphan made
  production's ar_oneshot_2rank_wht6 init fail `device error`, and the unit
  restarted 100 times with /health never answering.
- FRANK_QWEN38_CALIB_DIR / Q38_WINDOW_TRASH_ROOT make the tap dir and the bank
  target configurable, so the tap lives on /mnt/entropy instead of the root fs.
2026-10-30 14:18:03 -07:00

133 lines
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#!/usr/bin/env bash
# qwen38-calib-window.sh — RUNS ON DANKSERVER. The calibration window, and nothing else:
# boot the BF16 rig, wait until it is actually serving, push the corpus until the engine says
# the tap is full, stop the rig, restore frank-archon, and bank the reference container.
#
# The reference recording is already taken (kld-ref/kld.json exists), so this window is the
# calibration tap alone — the one job that needs both cards after it. The kldref phase is NOT
# re-run here: the chained launcher that used to do that moved the banked kld-ref into trash
# first, which is how a 16-hour phase gets paid for twice.
#
# Every phase is gated on the previous one, because the last time this ran unguarded
# (2026-10-29) the rig's boot died of an OOM, the health loop quietly fell through, and the
# pusher fed four rounds of 10M tokens into RESTORED PRODUCTION with nothing recorded:
#
# 1. the runner must still be alive and its container must answer /health, or this script
# kills it, restores the service and exits non-zero — no push, ever;
# 2. the pusher refuses on its own unless the rig wrote its marker into the tap dir, the
# marker names this container, and the container is running (scripts/calib-push.py
# --tap-marker), so a second lock survives a mistake in this file;
# 3. the reference container is banked into trash only when BOTH the serve and the push
# exited 0 and the tap dir holds grams. The checkpoint that reproduces it stays.
#
# knobs: Q38_WINDOW_CALIB_CORPUS (calib-7168.jsonl — the re-chunked file the rig's pool can
# hold), Q38_WINDOW_HEALTH_TIMEOUT (seconds to wait for /health), Q38_WINDOW_ROUNDS
# (pusher rounds; one is 10M tokens), Q38_WINDOW_KEEP_RAD=1 to leave the .rad in place.
# Usage: scripts/qwen38-calib-window.sh [--dry-run]
set -uo pipefail
cd "$(dirname "${BASH_SOURCE[0]}")/.." || exit 9
DRY=0
[ "${1:-}" = "--dry-run" ] && DRY=1
say() { printf '%s %s\n' "$(date -Is)" "$*"; }
MODELS="${FRANK_QWEN38_MODELS:-/home/dank/models}"
CAMPAIGN="${FRANK_QWEN38_CAMPAIGN:-/home/dank/campaign/qwen38-w5nl64}"
RAD="${FRANK_QWEN38_RAD:-$MODELS/rad/qwen38-bf16.rad}"
CORPUS="${Q38_WINDOW_CALIB_CORPUS:-/home/dank/corpora/out/calib-7168.jsonl}"
KLDREF="$CAMPAIGN/kld-ref/kld.json"
CALIB="${FRANK_QWEN38_CALIB_DIR:-$CAMPAIGN/calib}"
HEALTH_TIMEOUT="${Q38_WINDOW_HEALTH_TIMEOUT:-3600}"
ROUNDS="${Q38_WINDOW_ROUNDS:-6}"
RIG=qwen38-bf16
SERVICE=frank-archon
PY="${PY:-python3}"
# ---- preflight: everything this window needs, before a card is touched -------
[ -f "$KLDREF" ] || { echo "REFUSED: no reference recording at $KLDREF — record it first (scripts/run-qwen38-bf16.sh kldref); this window only fills the calibration tap" >&2; exit 2; }
[ -f "$RAD" ] || { echo "REFUSED: no BF16 reference container at $RAD — nothing to serve; scripts/build-qwen38-bf16-rad.sh" >&2; exit 2; }
[ -f "$CORPUS" ] || { echo "REFUSED: no calibration corpus at $CORPUS" >&2; exit 2; }
[ -d "$CALIB" ] || { echo "REFUSED: no tap dir at $CALIB" >&2; exit 2; }
[ -w "$CALIB" ] || { echo "REFUSED: tap dir $CALIB is not writable by $(id -un)" >&2; exit 2; }
# One tap seal writes ~40 GiB (measured 2026-10-30). The runner refuses too; this
# names the same number before a card is touched, so a full volume never becomes
# a 17-hour dead run.
avail_mib=$(df --output=avail -B 1M "$CALIB" 2>/dev/null | tail -1 | tr -d ' ')
[[ "$avail_mib" =~ ^[0-9]+$ ]] || avail_mib=0
need_mib="${Q38_CALIB_MIN_FREE_MIB:-61440}"
[ "$avail_mib" -ge "$need_mib" ] || {
echo "REFUSED: tap dir $CALIB has ${avail_mib} MiB free; one seal writes ~40 GiB and this window needs ${need_mib} MiB (Q38_CALIB_MIN_FREE_MIB overrides)" >&2
exit 2
}
! [[ "$HEALTH_TIMEOUT" =~ ^[0-9]+$ ]] && { echo "REFUSED: Q38_WINDOW_HEALTH_TIMEOUT must be seconds (got: $HEALTH_TIMEOUT)" >&2; exit 2; }
! [[ "$ROUNDS" =~ ^[0-9]+$ ]] && { echo "REFUSED: Q38_WINDOW_ROUNDS must be a round count (got: $ROUNDS)" >&2; exit 2; }
if [ "$DRY" = 1 ]; then
echo "dry run: calib window — the service is left running, nothing is mounted or written"
echo "would run: bash scripts/run-qwen38-bf16.sh calib (rig boots, writes $CALIB/.rig-boot)"
echo "would wait: /health up within ${HEALTH_TIMEOUT}s, else kill the rig, restore $SERVICE, exit 1"
echo "would run: $PY scripts/calib-push.py --container $RIG --corpus $CORPUS --max-rounds $ROUNDS"
echo "would bank: $RAD -> ~/.AGENTTRASH/$(date +%Y%m%d)-qwen38-bf16-rad/ (only if both phases exit 0)"
exit 0
fi
say "calib window start pid=$$ corpus=$CORPUS rounds=$ROUNDS"
[ -n "$(ls -A "$CALIB" 2>/dev/null)" ] && say "tap dir $CALIB is not empty; the engine's token floor is pooled, so an earlier partial tap still counts"
# ---- phase 1: the rig -------------------------------------------------------
say "phase=calib serve begin"
bash scripts/run-qwen38-bf16.sh calib & spid=$!
rig_up() {
podman inspect -f '{{.State.Running}}' "$RIG" 2>/dev/null | grep -qx true \
&& curl -sf --max-time 10 -o /dev/null http://127.0.0.1:7770/health
}
waited=0
until rig_up; do
if ! kill -0 "$spid" 2>/dev/null; then
wait "$spid"; crc=$?
say "phase=calib serve end rc=$crc (the rig exited before it ever answered /health)"
echo "FAIL: the rig boot died (rc=$crc) — nothing was pushed; read /home/dank/logs/qwen38_bf16_calib.log" >&2
exit 1
fi
if [ "$waited" -ge "$HEALTH_TIMEOUT" ]; then
say "phase=calib health never came after ${HEALTH_TIMEOUT}s; killing the rig"
podman stop "$RIG" >/dev/null 2>&1 || true
wait "$spid"
echo "FAIL: the rig never answered /health within ${HEALTH_TIMEOUT}s — nothing was pushed" >&2
exit 1
fi
sleep 15
waited=$((waited + 15))
done
say "phase=calib health ok waited=${waited}s"
# ---- phase 2: the tap -------------------------------------------------------
say "phase=calib push begin"
"$PY" scripts/calib-push.py --port 7770 --parallel 8 --container "$RIG" \
--tap-dir "$CALIB" --corpus "$CORPUS" --max-rounds "$ROUNDS"
prc=$?
say "phase=calib push end rc=$prc"
podman stop "$RIG" >/dev/null 2>&1 || true
wait "$spid"; crc=$?
say "phase=calib serve end rc=$crc"
if [ "$prc" -ne 0 ] || [ "$crc" -ne 0 ]; then
echo "FAIL: serve rc=$crc push rc=$prc — the tap is NOT banked and $RAD stays: $(basename "$RAD")" >&2
exit 1
fi
[ -n "$(ls -A "$CALIB" 2>/dev/null)" ] || { echo "FAIL: both phases exited 0 but the tap dir $CALIB is empty" >&2; exit 1; }
say "TAP BANKED: $(ls -1 "$CALIB" | wc -l) file(s) in $CALIB"
# ---- phase 3: bank the reference container ----------------------------------
if [ "${Q38_WINDOW_KEEP_RAD:-0}" = "1" ]; then
say "reference .rad kept (Q38_WINDOW_KEEP_RAD=1)"
else
T="${Q38_WINDOW_TRASH_ROOT:-$HOME/.AGENTTRASH}/$(date +%Y%m%d)-qwen38-bf16-rad"
mkdir -p "$T" || { echo "FAIL: cannot create trash dir $T" >&2; exit 1; }
mv "$RAD" "$T/" && say "reference .rad banked in $T (the checkpoint that rebuilds it stays)"
fi
say "calib window end"