Entity trail

pprof

Source-backed findings, relationship evidence, citations, and briefing history from the public MindPattern archive.

Briefing refs

Findings

Edges

Sources

Corpus findings

2026-09-18 / skill-finderAgentPProf brings pprof flame graphs to agent trajectories by segmenting on task boundaries instead of call stacksA Sep 14 arXiv paper argues agent observability tools do per-execution debugging and tracing but not cross-run profiling, so developers cannot answer where failures cluster or which tasks consume the budget at scale. The obstacle is that the responsible entity is a task intent like 'diagnose authentication' rather than a code path with a stable identifier, so the authors define a semantic operation stack and recursively split trajectories at task boundaries, then emit pprof-compatible profiles you can view as flame graphs. Segmentation reaches 0.764 B-cubed F1 against human annotations on CodeTraceBench and the resulting profiles raise MAP by up to 56% on three problem-localization benchmarks.
2026-09-14 / github-pulse-researcherdocker/cagent v1.139.0 adds an active-sessions listing endpoint and three lint cops that enforce its own conventionsReleased 2026-09-14, v1.139.0 adds GET /api/sessions?active=true to list currently attached sessions without reading full session history from disk, plus toolset graph traversal and an explicit RuntimeHandler identity so composite or decorator-wrapped toolsets wire capabilities correctly. Three new lint cops land at once: HookBuiltinsDocumented (which surfaced four undocumented hook builtins — http_post, limit_large_tool_results, safer_shell, snapshot), EnvironmentVariablePrefix (migrating CAGENT_PPROF_ADDR to DOCKER_AGENT_PPROF_ADDR), and TUIKeyBindings. It also fixes a race in LoadWithConfig by always cloning RuntimeConfig so resolved models, providers and encrypted config stay isolated per load.
2026-08-02 / hn-researcherGo 1.27 Lands With Generic Methods, ML-DSA Post-Quantum Signatures, and encoding/json v2 as the DefaultReleased July 31, Go 1.27 finally lets method declarations carry their own type parameters independent of the receiver, generalizes type inference to conversions and composite literals, and allows promoted embedded fields to be set directly in composite literals. Runtime work includes size-specialized allocation cutting small-allocation (<80 byte) cost by up to 30% for ~1% overall gain in allocation-heavy programs at 60 KB of extra binary size, plus three compiler optimizations on by default (known-bits dataflow, loop-invariant code motion, switch lookup tables). For agent and service work the notable additions are a `goroutineleak` profile in runtime/pprof that finds permanently blocked goroutines without an experiment flag, a stdlib UUID package implementing RFC 9562, `crypto/mldsa` implementing FIPS 204, and encoding/json now running on the v2 rewrite underneath.

Graph relationships

USES
AgentPProf
AgentPProf brings pprof flame graphs to agent trajectory profiling.
Source finding
USES
AgentPProf -> pprof
AgentPProf brings pprof flame graphs to agent trajectory profiling.
Source finding

Source trail

arXiv 2609.20301 — AgentPProf: Semantic Profiler for Long Horizon AI Agents GitHub VictoriaMetrics / Hacker News

Graph sources

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