{"repo":"NousResearch/hermes-agent","public_id":"102374","display_label":"Pruning stale native-compaction checkpoints","summary":"These items address a bug where shadowed native-compaction checkpoints are never removed, causing unreachable ciphertext to inflate storage. The work involves pruning those stale checkpoints from transcripts, child sessions, persisted rows, and the wire builder.","subsystem":"agent","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":115833,"merged_at":"2026-09-19T17:08:15+00:00"},"resolution":{"state":"resolved","by":"pr-115833"},"freshness":{"state":"verified","last_verified_at":"2026-09-19T17:08:15+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.5},"fix_edges":[{"issue_number":102374,"pr_number":115833,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-19T17:08:15+00:00"}],"members":[{"kind":"issue","number":102374,"title":"[Bug]: Stale native-compaction checkpoints are retained forever — unreachable ciphertext inflates the tail budget and dominates state.db growth","url":null,"state":"closed"},{"kind":"pr","number":102378,"title":"fix(compression): prune native-compaction checkpoints a newer carrier shadows","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"1947f74cc41a","number":0},{"kind":"pr","value":"#115833","number":115833},{"kind":"pr","value":"#102374","number":102374},{"kind":"pr","value":"#102378","number":102378}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":102393,"title":"context_compressor: prune stale checkpoints to match wire builder","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"c157c2e7ac077d319ceb3d780ec401f3b0d7e2b1","number":0},{"kind":"pr","value":"#102378","number":102378}],"category":"superseded_by_pr","implication":"superseded"},"merged":false},{"kind":"pr","number":115833,"title":"fix(compression): shadowed native-compaction checkpoints are pruned from the compacted transcript, child sessions and persisted rows (#102374, salvage #102378)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["agent/context_compressor.py","agent/session_persistence.py","hermes_state_messages.py","tests/agent/test_stale_replay_prune.py","tests/hermes_state/test_append_messages_batch.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}