# NousResearch/hermes-agent · read_file dedup bug across context compaction boundaries

## Open now

- 1 issue, 2 PRs open on GitHub.
- #90949: Bug: read_file dedup can survive context compaction and suppress content that was evicted from context
- PR #123741: fix(tools): restart read-dedup region streak at compaction boundaries (#90949)
- PR #128014: fix(tools): read file dedup overlap

These issues address a bug where the read-file deduplication logic incorrectly persists across context compaction boundaries, potentially suppressing file content that was evicted from context. The fixes involve resetting dedup state at compaction boundaries and correcting overlap handling.

## TL;DR

- 3 member(s): 1 open issue(s), 0 closed issue(s), 2 open PR(s), 0 merged PR(s), 0 PR(s) closed without merging.
- No fix has been merged to main; one or more PRs were attempted (see below).
- **Recommended:** review the prior/competing PR(s) below. A fix was attempted but not merged; your case may extend or revive that work.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `unresolved`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.67`: the share of member 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.

## Open related issues

- #90949: Bug: read_file dedup can survive context compaction and suppress content that was evicted from context

## Prior & competing PRs

- **#123741: fix(tools): restart read-dedup region streak at compaction boundaries (#90949)**. open
  - maintainer direction: category `silent_close`; implication `active`
  - files: `tests/tools/test_file_read_guards.py`, `tools/file_tools_read_tracking.py`
- **#128014: fix(tools): read file dedup overlap**. open
  - maintainer direction: category `silent_close`; implication `active`
  - files: `tests/tools/test_file_read_guards.py`, `tools/file_tools.py`, `tools/file_tools_read_tracking.py`

## Fix status

- No merged fix on record.
- Subsystem: `agent`