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document-haness/docs/clean-architecture-backend-template/tech-log-studio/composition-and-lifecycle-models/concept/concept-grpc-observability-c02.md
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DongHyeonkaandClaude Opus 5 b2963105a8 docs(keycloak-session-store): import the session-storage lab as a new project
The keycloak project ended with four open questions that design could not
settle. A two-VM lab was built to answer them by measurement, and this is
that material: 26 experiments, 125 raw command outputs, 22 browser captures.

Follows the import procedure in README.md.

  source/     the originating repository verbatim — 78 documents, 28 SVGs,
              8 manifests, plus .source-revision recording the commit
  final/      the SSOT
    document.md   729 lines written from the 29 experiment documents, not
                  concatenated: what was predicted, what was measured, and
                  where the measurement itself was wrong
    evidence/raw    125 outputs, flattened to <experiment>__<file> because
                    the originals collided (01-baseline.txt appeared three
                    times) and the audit only globs the top level
    evidence/meta   one per raw file; command and exitCode are null and the
                    README says why rather than inventing them
    evidence/browser  22 captures
    assets/       three diagrams through techviz
    .techviz/     their VizSpecs

A separate project rather than an addition to keycloak: the B-layer answers
that project's four questions, but the A, C and D layers are about cluster
failure, SSO and operations, and one document.md should hold one subject.
The four question records there can point here through 관계.

Recorded rather than papered over: only three of the 28 diagrams were
remade. The repository forbids hand-drawn SVG and forbids titles inside the
canvas; all 28 originals carry both, so converting them is redrawing, not
reformatting. They stay in source/ and the gap is written into the document.

verify-pipeline.py passes. audit-records.py reports no issues.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-04 22:51:59 +09:00

1.7 KiB

kind, slug, title, topic, project, status, sourceRevision, rootTreeNode, evidenceCapturedOn, assets, evidence, source, module
kind slug title topic project status sourceRevision rootTreeNode evidenceCapturedOn assets evidence source module
CONCEPT grpc-observability-c02 네 타입을 쓰지만 그 관측을 만드는 코드가 없다 composition-and-lifecycle-models clean-architecture-backend-template 게시 전 21234e38cdb9a926cbc92bb97a2aee2e4a7d2916 concept:grpc-observability-c02 2026-09-01
key file
grpc-observability-c02 ../../../final/evidence/rendered/grpc-observability-c02.svg
../../../final/evidence/raw/grpc-observability-c02.txt
원본 분석 절은 analysis/grpc/grpc-observability.md#L59 이다.
grpc-observability

네 타입을 쓰지만 그 관측을 만드는 코드가 없다

grpc-core-api에서 쓰는 타입은 GrpcMethodName, GrpcStatusCode, RpcType, GrpcCompletionOutcome 넷이고 전부 GrpcRpcObservation의 record 성분이다. 그런데 그 관측을 만드는 production 코드가 없다.

본문

grpc-core-api 에서 쓰는 타입은 넷이다 — GrpcMethodName, GrpcStatusCode, RpcType, GrpcCompletionOutcome. 네 타입 모두 GrpcRpcObservation 의 record 성분이다. GrpcStreamObservationGrpcMethodName 하나만 쓴다.

GrpcMethodName 참조 위치

:::evidence key="grpc-observability-c02" alt="코드베이스에서 GrpcMethodName 를 검색한 출력 7줄. 이 기록이 세는 참조가 그 출력에 그대로 보인다." caption="GrpcMethodName 코드베이스 검색 — 7줄 · exit 0" zoom="true" :::

관측을 만드는 production 코드가 없다

배선 없음(EVD-325). runtime_memberships 가 비어 있고, 저장소 어디에서도 new GrpcObservationConvention(...) 을 만드는 production 코드가 없다.