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path: root/ep_run/ep_c3_watch.py
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import time, os, re, subprocess
os.chdir("/home/yurenh2/ept/ep_run"); LOG="runs/ep_c3_scratch.log"
def alive(): return subprocess.run(["pgrep","-f","ep_c3_scratch.pt"],capture_output=True).returncode==0
def latest():
    try: ls=[l for l in open(LOG) if l.startswith("step")]
    except Exception: return None
    if not ls: return None
    m=re.search(r"step\s+(\d+)/.*val CE ([\d.eE+-]+).*res=([\d.eE+-]+)", ls[-1])
    return (int(m.group(1)),float(m.group(2)),float(m.group(3))) if m else None
fired=None; t0=time.time()
while fired is None and time.time()-t0<24*3600:
    time.sleep(180)
    d=latest()
    if not alive(): fired=f"ep_c3 exited; last {d}"; break
    if not d: continue
    step,val,res=d
    if res>0.2 or val>15: fired=f"ep_c3(c=3) DIVERGED step {step} val {val:.2f} res {res:.2e} -> trained-damping did NOT prevent it"; break
    if val<2.5: fired=f"ep_c3(c=3) reached val {val:.4f} step {step} -> past redx's ~2.7 blow zone, damping fix HOLDING"; break
print("=== EP_C3 WATCHER ==="); print(fired or "24h timeout"); print("last:", latest())