Files
PaperClipAI/scripts
DottaandPaperclip ebeac833a6 perf(runs): bound history and reduce repeated context reads (#16286)
## Thinking Path

> - Paperclip helps operators manage AI agents and inspect their work.
> - Run history supplies recent execution records to the board and API
clients.
> - The list repeats eight reads of a large stored JSON context.
> - A caller can also omit the limit and read the complete history.
> - This pull request expands context fields once and bounds every list
read.
> - The benefit is lower database cost and bounded redaction work.

## Linked Issues or Issue Description

Refs #958. Related community reports: #13962 and #10631. This is an
independent implementation. It does not use their commits or code. It
covers the history bounds reported in both. Process memory monitoring
from #10631 is outside this change.

**What happened?**

The run-history query repeatedly extracts fields from large context
JSON. Requests without a limit also load every historical run before
authorization and redaction. Accumulated staging query statistics showed
271 ms for summary history and another 58 ms for its redaction lookup.

**What did you expect to happen?**

Normal reads must use a bounded recent history. Context projection must
preserve the existing values and privacy behavior with less repeated
database work.

**Steps to reproduce**

Run the disposable benchmark below against the baseline revision. It
creates 1,400 synthetic runs with 192 KiB contexts. It compares the
exact service SQL and every returned column for both summary and full
history.

## What Changed

- Expand context fields with one lateral record projection. Preserve
non-object legacy contexts and the first-class issue binding.
- Enforce a 200-row default and a 1,000-row maximum in the route and
service.
- Apply the default in the shared UI client, including both agent detail
implementations.
- Preserve response arrays, authorization, result projection and secret
redaction.
- Fetch older linked runs by ID in both agent pages. Check company and
agent scope, navigation races and visible retry errors.
- Update OpenAPI, data-path documentation and capability maps.
- Add real PostgreSQL and HTTP regressions plus a reproducible
benchmark.

## Verification

- Local benchmark: summary history 37.72 ms to 19.34 ms; full history
37.84 ms to 19.01 ms. All 200 complete positional rows match in each
comparison. These are synthetic local SQL timings, excluding HTTP and
redaction.
- History, route, privacy and redaction suites: 160 server tests passed
across six files. Twenty-two UI API, selection, run-panel and
log-visibility tests passed. Both agent-page variants render an older
linked run with an empty history page on desktop and mobile.
- `pnpm -r typecheck` and `pnpm build` passed.
- Map validation and `git diff --check` passed.
- All current-head CI and security checks passed, including the full
general and serialized suites, browser shards, Runner verification and
build. Greptile reviewed the exact commit at 5/5 with no remaining
findings.
- The full local sweep began before the final compatibility fixes. It
was stopped after the final commits passed complete CI. The focused
local suites listed above passed on the final code. Before interruption,
the broader local sweep passed 31,743 tests across the general server,
UI and several package groups, with no reported failures. The full local
command is not claimed as a completed pass.

```sh
pnpm --filter @paperclipai/server exec vitest run src/services/heartbeat/run-state.test.ts src/__tests__/heartbeat-list.test.ts src/__tests__/agent-live-run-routes.test.ts src/__tests__/run-secret-redaction.test.ts src/__tests__/heartbeat-run-privacy-routes.test.ts
pnpm --filter @paperclipai/ui exec vitest run src/api/heartbeats.test.ts
pnpm --filter @paperclipai/server exec tsx ../scripts/benchmark-run-history.ts --baseline-ref=1e731520bb
```

## Risks

- Clients that relied on an unbounded array now receive 200 rows by
default. Explicit limits allow up to 1,000. This change does not add
pagination.
- Legacy context conversion must stay identical. Real database
regressions cover null, array, scalar, nested values and native issue
precedence.
- No schema migration or persistent cache is introduced. Redaction and
access checks remain active.

## Model Used

OpenAI GPT-6 through Codex, with reasoning, repository inspection, shell
tools and local code execution. The runtime does not expose a more
specific backend model ID or context-window size.

## Checklist

- [x] I have included a thinking path that traces from project context
to this change
- [x] I have specified the model used (with version and capability
details)
- [x] I have checked ROADMAP.md and confirmed this PR does not duplicate
planned core work
- [x] I have searched GitHub for duplicate or related PRs and linked
them above
- [x] I have either (a) linked existing issues with `Fixes: #` / `Closes
#` / `Refs #` OR (b) described the issue in-PR following the relevant
issue template
- [x] I have not referenced internal/instance-local Paperclip issues or
links (only public GitHub `#NNN` / `github.com/paperclipai/paperclip`
URLs)
- [x] My branch name describes the change (e.g. `docs/...`, `fix/...`)
and contains no internal Paperclip ticket id or instance-derived details
- [x] I have run tests locally and they pass
- [x] I have added or updated tests where applicable
- [x] I have updated relevant documentation to reflect my changes
- [x] I have considered and documented any risks above
- [x] All Paperclip CI gates are green
- [x] Greptile is 5/5 with no open P2s, recommendations, or follow-ups
- [x] I will address all Greptile and reviewer comments before
requesting merge

---------

Co-authored-by: Paperclip <noreply@paperclip.ing>
2026-10-14 10:14:41 -05:00
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