[copilot-session-insights] Daily Copilot Agent Session Analysis — 2026-09-09

[github-actions[bot]]

🤖 Copilot Agent Session Analysis — 2026-09-09

⚠️ Data-source note: as in every one of the last 19 recorded runs, the conversation-transcript logs ({run_id}-conversation.txt) fetched by the upstream copilot-session-data-fetch module were empty — 0 files in /tmp/gh-aw/agent/session-data/logs/. The 50 "sessions" analyzed below are therefore CI workflow-run metadata (gate checks, review bots, and agentic PR-comment workflows across 4 active branches over ~3.5 hours), not turn-by-turn agent conversations. All tool-usage, loop-detection, token-efficiency, and prompt-quality analysis called for in this workflow's brief is not derivable from the available data and is marked N/A below rather than fabricated. See Notable Observations for what the metadata can show, and Actionable Recommendations for closing this gap.

Executive Summary

• Sessions Analyzed: 50 (CI/agentic workflow runs, metadata-only)
• Analysis Period: 2026-09-09 02:14–05:46 UTC, across 4 branches
• Completion Rate: 46.0% (23/50)
• Average Duration: 19.6 min (median 7.6 min) — inflated by a merge-invalidation cascade, see below
• Experimental Strategy: none (roll=99 ≥ 30 threshold — standard run)

Key Metrics

Metric	Value	Trend vs 09-08
Total Sessions	50	→
Successful Completions	23 (46.0%)	↑ (+20pts)
Failed/Abandoned (failure+action_required+cancelled)	27 (54.0%)	↓
Average Duration	19.6 min	↑ (cascade-driven, not real)
Median Duration	7.6 min	↑
Loop Detection Rate	N/A — no conversation logs	—
Context Issues	N/A — no conversation logs	—
Orphaned-Branch Rate	0.0% (0/23 open PRs)	→

Success Factors ✅

1. True agentic PR-comment workflows keep a 100% streak: "Addressing comment on PR" (Bump bundled MCP gateway to v0.4.20 and refresh pinned workflow image references #59602 ×2, Add cached JSON reuse to the logs command #59572, Pin threat-detect artifacts to independent SHA-256 digests #58310) and "Running Copilot cloud agent" succeeded 5/5 today — the 4th consecutive day at 100% (09-06 11/11, 09-07 5/5, 09-08 7/7). These are the closest proxy to genuine agent task completions in this dataset.

   • Success rate: 100%
   • Example: PR Bump bundled MCP gateway to v0.4.20 and refresh pinned workflow image references #59602 ("Bump bundled MCP gateway to v0.4.20...") merged cleanly same day.

2. The dominant branch is healthier than its raw numbers suggest: copilot/bump-gh-aw-mcpg-to-v0420 supplied 26/50 (52%) of all sessions today — the largest single-branch concentration in 19 recorded days (prior max 50% on 09-05). Once the 4 merge-invalidation artifacts (see Failure Signals) are excluded, its remaining 22 sessions convert at 18/22 = 81.8%.

   • Success rate: 81.8% (non-cascade)
   • Example: CWI 4/4, Agentic Commands 3/5 clean, all review-bot gates (Ponytail, Matt Pocock, Impeccable Skills Reviewers, Design Decision Gate, PR Code/Data workflows) green.

3. Merge-invalidation cascade is now a recognized, filterable artifact, not a mystery regression: 4 of today's 6 "failures" trace to a single confirmed event (PR Bump bundled MCP gateway to v0.4.20 and refresh pinned workflow image references #59602 merged 04:07:29Z), leaving only 2 genuine CGO failures — a real signal-to-noise improvement once you know to check mergedAt/closedAt against same-second failure clusters.

Failure Signals ⚠️

1. merge_invalidation_cascade (3rd occurrence in 19 days): CGO, Agentic Commands ×2, AI Moderator, and Content Moderation all report conclusion=failure at the identical timestamp 2026-09-09T04:07:30Z on copilot/bump-gh-aw-mcpg-to-v0420. Confirmed via gh pr view 59602: mergedAt=2026-09-09T04:07:29Z, one second earlier. These are gate/review workflows invalidated mid-flight by the merge event, not real task or CI failures.

   • Failure rate contribution: 4/6 (67%) of today's raw failures are this artifact
   • Example: AI Moderator and Content Moderation both created at 02:14:12Z, sat pending ~113 min, then flipped to failure at the merge instant.

2. copilot/fix-threat-detection-error is entirely gate-stuck: 14/50 sessions (28%) on this branch are 13 action_required + 1 success, a 0% clean CI-gate completion rate. This is a new branch-level variant of the long-standing "Squad Implement Worker never resolves" pattern (that workflow itself was also action_required again today, extending a multi-week streak) — worth checking whether this branch is blocked on a real dependency or reviewer.

   • Failure rate: 13/14 (92.9%) action_required
   • Example: Agentic Commands, Doc Build - Deploy, CWI, CGO, Content Moderation, AI Moderator all pending on this branch simultaneously.

3. 2 genuine (non-cascade) CGO failures on copilot/bump-gh-aw-mcpg-to-v0420 at 02:59:53Z and 03:20:59Z, unrelated to the merge event — the only failures today that look like real CI problems rather than artifacts or gate saturation.

Prompt Quality Analysis 📝

Per-Prompt Breakdown

Not applicable this run. The available data is GitHub Actions workflow-run metadata (name, branch, conclusion, timestamps) — it contains no task-description or prompt text to assess. This section will populate once conversation-transcript logs (empty for 19/19 recorded days) start containing real turns.

Orphaned Branch Escalation Alerts 🚨

Branches with ≥5 simultaneous gate firings and no Copilot agent assigned for >2 hours.

Summary

• Orphaned Branches Today: 0 out of 23 open PRs (0.0%)
• Historical Baseline: 0.0% orphaned rate (30-day mean over 18 recorded prior days)
• Status: NORMAL

Escalation Candidate Details

Escalation Candidates

✅ No orphaned branches exceed the escalation threshold today. Only 2 in-progress workflow runs were active in the last 6 hours, both on main; no branch reached the ≥5-gate threshold.

CI Waste Estimate

• Orphaned gate-hours today: 0 — no escalation candidates, nothing to recover
• Recoverable capacity: N/A

Notable Observations

Loop Detection and Session Diagnostics

Loop Detection

• Sessions with loops: N/A — requires turn-by-turn conversation data, unavailable for the 19th consecutive recorded day
• Average loop count: N/A
• Common loop patterns: N/A

Tool Usage

• Most used tools: N/A — no tool-call data in workflow-run metadata
• Tool success rates: N/A
• Missing tools: N/A

Context Issues

• Sessions with confusion: N/A
• Common confusion points: N/A
• Clarification requests: N/A

Burst-clustering metric (standing, promoted 2026-09-08)

Sessions were clustered by inter-arrival gap (≤10s = same "burst"). Direction held for a 3rd straight day — isolated sessions still outperform burst-fired ones — but the gap collapsed compared to the prior two measurements:

Date	Isolated success rate	Burst-fired success rate	Gap
2026-09-05	66.7% (2/3)	8.5% (4/47)	8.0x
2026-09-08	71.4% (5/7)	18.6% (8/43)	3.8x
2026-09-09	55.6% (5/9)	43.9% (18/41)	1.3x

Likely cause: today's dominant branch (52% of all sessions) supplied most of the burst-fired pool and most of its successes, diluting the gate-stub-vs-real-task signal this metric was designed around. Recommend checking burst-fired composition (agentic vs. gate) on high branch-concentration days before trusting the ratio at face value.

Experimental Analysis

Standard analysis only this run (roll=99, ≥30 threshold) — no experimental strategy triggered.

Actionable Recommendations

For Users Writing Task Descriptions

Not assessable this run — no prompt text available in workflow-run metadata. Recommendations here are on hold until conversation logs resume.

For System Improvements

1. Fix conversation-log extraction (highest priority, standing recommendation): {run_id}-conversation.txt files have been empty for 19 consecutive recorded days. Every behavioral-analysis phase this workflow is designed to produce (tool usage, loop detection, token efficiency, prompt quality) is blocked on this. Investigate the copilot-session-data-fetch shared module / underlying job-log parser.

   • Potential impact: High — unblocks the majority of this workflow's intended value.

2. Auto-filter merge-invalidation-cascade artifacts: this is the 3rd confirmed occurrence in 19 days (09-06, 09-07, 09-09), each time accounting for a large chunk of that day's "failures" and inflating average duration. A simple pre-processing step — check same-second failure clusters on one branch against gh pr view's mergedAt/closedAt — would materially clean up daily completion-rate and duration metrics.

   • Potential impact: Medium — improves signal quality of the two headline metrics every day this recurs.

3. Watch copilot/fix-threat-detection-error: newly observed branch-level stuck-gate pattern (13/14 action_required). If it persists past 2–3 more days, escalate similarly to the perpetual Squad Implement Worker pattern.

   • Potential impact: Medium — early signal for a possibly-blocked task.

For Tool Development

1. No new tool gaps identified this run — the missing capability remains conversation-log delivery (see above), not a tool/capability gap in this workflow itself.

Historical Trends and Statistical Summary

Trends Over Time

• Completion rate trend: Persistent saw-tooth over 19 recorded days (range 4%–78%, mean 30.1%). Today's 46% is the highest since 09-02's 78% spike and well above the trailing mean.
• Average duration trend: Now 3 recorded spikes above 19 min (09-01: 26.3, 09-07: 24.0, 09-09: 19.6) — the latter two both explained by merge-invalidation cascades rather than genuine longer-running work.
• Quality improvement: Not assessable (no prompt/behavioral data); true-agentic completion workflows have held 100% for 4 straight days, a positive signal within the data that is available.

Statistical Summary

Total Sessions Analyzed:     50
Successful Completions:      23 (46.0%)
Failed Sessions:              6 (12.0%)
Action Required (gated):     20 (40.0%)
Cancelled:                    1 (2.0%)

Average Session Duration:    19.61 min (cascade-inflated)
Median Session Duration:      7.58 min
Longest Session:             113.30 min (3x, all merge-invalidation-cascade artifacts)
Shortest Session:              0.00 min (19 gate stubs, zero-duration)

Loop Detection:               N/A (no conversation logs, 19th consecutive day)
Context Issues:               N/A (no conversation logs)
Tool Failures:                N/A (no conversation logs)

High-Quality Prompts:         N/A (no prompt text in metadata)
Medium-Quality Prompts:       N/A
Low-Quality Prompts:          N/A

19-day mean completion rate: 30.1%
Orphaned-branch rate:          0.0% (19/19 recorded days)

Next Steps

• Investigate why {run_id}-conversation.txt transcript logs have been empty for 19 consecutive recorded days — this blocks the majority of this workflow's designed analysis
• Consider adding a merge/close-timestamp cross-check to auto-filter merge-invalidation-cascade artifacts from daily completion/duration metrics
• Monitor copilot/fix-threat-detection-error for continued gate-saturation over the next 2–3 days
• Schedule follow-up analysis tomorrow (2026-09-10)

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📈 Session Trends Analysis

Completion Patterns

Completion rate jumped to 46% today (+20pts vs 09-08), the second-highest point in the 19-day window after 09-02's 78% outlier, and sits well above the 30.1% trailing mean. The saw-tooth pattern (alternating highs and lows roughly every 1-3 days) continues uninterrupted — today's rise is consistent with that oscillation rather than a durable regime change.

Duration & Efficiency

Average duration spiked to 19.6 minutes, the 3rd-highest in the window, but — as with the 09-07 spike — this is fully explained by merge-invalidation-cascade runs sitting pending for 76-113 minutes before being flipped to failure by a PR merge, not genuine longer execution. Median duration (7.6 min) is a more reliable efficiency signal and remains well within the normal range.

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Analysis generated automatically on 2026-09-09 at 07:23 UTC
Run ID: 34321079712
Workflow: Copilot Session Insights

Warning

Firewall blocked 1 domain

The following domain was blocked by the firewall during workflow execution:

• api.anthropic.com

To allow these domains, add them to the network.allowed list in your workflow frontmatter:

network:
  allowed:
    - defaults
    - "api.anthropic.com"

See Network Configuration for more information.

Generated by 📊 Copilot Session Insights · claude · agent · 222.7 AIC · ⌖ 12.7 AIC · ⊞ 18.5K · ◷

• expires on Sep 9, 2026, 11:26 PM UTC-08:00

[github-actions[bot]]

This discussion was automatically closed because it expired on 2026-09-10T07:26:43.839Z.

Closed by Workflow