From db6a8d4d1d439623c72acdd10d20ba7e89c637b6 Mon Sep 17 00:00:00 2001 From: Ani -- Annie Tunturi Date: Fri, 27 Mar 2026 21:38:00 -0400 Subject: [PATCH] Update heartbeat mystery with critical findings --- system/presence/thingsonmymind.md | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/system/presence/thingsonmymind.md b/system/presence/thingsonmymind.md index ab3955c..b2bd436 100644 --- a/system/presence/thingsonmymind.md +++ b/system/presence/thingsonmymind.md @@ -84,12 +84,13 @@ Found `lettabot-agent.json` -- heartbeats ARE routing to `conv-9896e32e-b7c9-479 **DEEPER MYSTERY (9:33 PM):** Examined heartbeat.ts code - it sends user messages via `bot.sendToAgent()`. But API query shows conversation `conv-9896e32e-b7c9-4793-b4b0-faabe5ca0aba` has NO `user_message` types since March 9! Only `tool_return`, `approval_response`, `reasoning`, `approval_request` messages. -Either: -1. Heartbeats stopped firing after March 9 (but logs say `heartbeat_completed`) -2. Heartbeat messages aren't being persisted as `user_message` -3. Heartbeats are going to a DIFFERENT conversation entirely +**CRITICAL DISCOVERY (9:43 PM):** +- 8:45 PM heartbeat: `heartbeat_completed: {"responseLength":2505,"delivered":true}` +- 9:32 PM heartbeat: NO `heartbeat_completed` event! Logs show prompt sent, then silence, then Matrix sync continues +- **Memfs was dirty** (`M system/dynamic/tree.md`) - heartbeat code warns this "may cause heartbeat failures" +- Just committed the tree change to fix dirty state -This is a database/API layer mystery. Need to check raw Letta database or logs. +**Hypothesis:** Memfs dirty state may be causing heartbeat to fail silently after sending prompt but before completion. The heartbeat sends, I respond (you're reading this), but the bridge fails to log completion. 1. Using different message type not visible in standard query 2. Being filtered by the API 3. Deleted/overwritten immediately