{"repo":"NousResearch/hermes-agent","public_id":"120632","display_label":"Compression prune and compaction turn-retention fixes","summary":"These items address bugs where proactive pruning and micro-compaction incorrectly dropped turns appended from another surface, and include related fixes for atomic fence snapshot rewrites. The work centers on ensuring compression operations preserve recently added turns.","subsystem":null,"counts":{"members":4,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":2},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":121489,"merged_at":"2026-09-24T12:31:22+00:00"},"resolution":{"state":"resolved","by":"pr-121489"},"freshness":{"state":"verified","last_verified_at":"2026-09-24T12:31:22+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":120632,"pr_number":121489,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-24T12:31:22+00:00"}],"members":[{"kind":"issue","number":120632,"title":"[Bug]: proactive prune and micro-compaction drop a turn another surface added from the model's history (no archive watermark)","url":null,"state":"closed"},{"kind":"pr","number":120634,"title":"fix(compression): proactive prune and micro-compaction keep turns another surface appended","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"dd5179e3c7","number":0},{"kind":"commit","value":"33201f2efb","number":0},{"kind":"pr","value":"#120156","number":120156}],"category":"implemented_elsewhere","implication":"superseded"},"merged":false},{"kind":"pr","number":120821,"title":"fix(compression): fence snapshot rewrites atomically","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"3f7e0fd072","number":0},{"kind":"commit","value":"6614d16f35","number":0},{"kind":"commit","value":"40051c2a13","number":0},{"kind":"commit","value":"c68091c043","number":0},{"kind":"commit","value":"2492193c44","number":0},{"kind":"commit","value":"1c535d9689","number":0},{"kind":"pr","value":"#120632","number":120632},{"kind":"pr","value":"#120634","number":120634}],"category":"implemented_elsewhere","implication":"superseded"},"merged":false},{"kind":"pr","number":121489,"title":"fix(compression): prune and micro-compaction no longer archive turns another surface appended","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["agent/context_compressor.py","agent/conversation_compression.py","agent/micro_compaction.py","tests/agent/test_micro_compaction.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}