Cairn
NousResearch/hermes-agent

Fix compression archiving held rows incorrectly

Cluster 121734 · agent. Data as of

1 open item. Fix merged in #121780 on 24 Sep 2026. Check it covers your case.

The short answer

0open issues
1open PR
4items grouped
Known?
Yes. 4 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #121780. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
0 issues and 1 PR.

These issues and PRs address a bug where in-place compression archives rows by position rather than by ID, causing turns the compressor never saw to be lost. The fixes aim to ensure only the rows the compressor actually held are archived, preserving unseen turns.

Open issues0

No open issues.

Open PRs1

  • PR#121750fix(compression): keep unseen turns after in-place compression

Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

  • #121780 fix(compression): archive the rows the compressor held, not every row up to the newest

    merged to main

    files: agent/agent_runtime_helpers.py, agent/context_compressor.py, agent/conversation_compression.py, agent/conversation_compression_archive.py, agent/conversation_compression_manual.py, agent/micro_compaction.py, hermes_state_messages.py, tests/agent/test_conversation_compression_manual.py, tui_gateway/server.py

1 PR closed without merging

From the close comments: superseded by another PR 1

  • #121777 fix(compression): archive held rows by id · superseded by another PR → #121780
Closed issues · 1
  • Closed#121734[Bug]: in-place compaction still archives by position — a foreign-row gap below the newest held row, or an unpersisted current turn, loses turns the compressor never saw
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.50: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. 1.00 means every pair is linked.

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At a glance

Subsystem
agent
Merged PRs
#121780
Closed issues
1
Attempts
1 PR closed without merging
Fix link checked
24 Sep 2026

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The same facts, typed.

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