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QMAws::startTask | ECS failures - job_id: 110318, task_definition: nswgov-skat-master-production-arm

Service
cupixworks-any-compute-agent
Occurrences
2
Status
Reported
Confidence
80%
Actionability
44%
Cluster ID
7f3bec63-4c3a-4b9a-a255-862a9f0b8e27
First Seen
2026-07-09 06:23 UTC
Last Seen
2026-07-13 05:53 UTC
Actions

QMAws::startTask | ECS failures - job_id: 110318, task_definition: nswgov-skat-master-production-arm

What Happened#

2026-07-09 15:23 KST (production, ap-southeast-2, tenant nswgov)에 compute agent가 skat-master ECS task를 기동하려던 중, 선택된 container instance가 그 순간 DRAINING 상태로 전이되어 ecs.startTaskfailures=[{reason:"DRAINING"}]를 리턴했습니다. 에러는 1회 기록되었으나 동일 job(110318)은 SQS 재전달 기반 재시도 루프에서 55초 뒤 다른 container instance에서 정상 기동되었습니다.

Quick Facts#

Field Value
exception.class QMAws::startTask (ECS API failures[] 반환)
exception.message ECS failures - ... reason:"DRAINING"
top_frame packages/cupix-tesla-compute-agent/src/model/qmAws.ts:197
env production, ap-southeast-2 (nswgov)
cluster nswgov-cupixworks-ece-au
task_definition nswgov-skat-master-production-arm
job_id / capture_id 110318 / 46879

Affected Teams#

Team / Domain Error Count Impact
sinsw (nswgov tenant) 1 없음 — job 110318이 55초 지연 후 정상 처리됨 (self-recovered)

Timeline#

  1. 2026-07-09 15:23:08 KSTQMAws::runTask 시작, container instance 4af379b5…listContainerInstances에서 ACTIVE로 반환됨.
  2. 2026-07-09 15:23:08 KSTecs.startTask 호출 결과 failures=[{reason:"DRAINING"}]. logger.error("QMAws::startTask | ECS failures ...") 기록 (본 클러스터의 대표 에러).
  3. 2026-07-09 15:23:19 / 15:23:30 / 15:23:53 KST — SQS 재전달로 동일 메시지가 재처리됨. 이 시점에서는 listContainerInstances가 후보 instance를 리턴하지 않아 task size: 0으로 종료.
  4. 2026-07-09 15:24:03 KST — 새로 스케일된 ACTIVE instance c1c5f87d…에서 startTask 성공, updateTaskIdToJob | end - task arn: arn:aws:ecs:ap-southeast-2:...:task/nswgov-cupixworks-ece-au/cb41940e…로 커밋.
  5. 2026-07-09 15:24:04 KST — job 110318 정상 dispatch 완료.

Scoring#

Confidence 80% · Actionability 44%

Confidence#

Dimension Score Detail
Evidence completeness 5/5 12 code refs, 5 log queries
Code path explicitness 3/3 12 file:line refs
Log evidence 2/3 section, query
RCA structure 3/3 3/3 sections
Revision history 0/3 0 revision(s)
Agent execution 3/3 success

Actionability#

Dimension Score Detail
Fix complexity 5/5 trivial
Affected files 1/5 10 file(s)
Single repo 1/3 2 service(s)
Immediate actions 0/3 absent
Testability 0/3 no test info
External dependency 1/3 external deps found
Data migration 3/3 no migration