스케줄러 인터벌 연장 후 성능 개선 (결제 생성)

이전 테스트 결과

https://montmer27.tistory.com/266

이중 락 해제 후 테스트 결과 (결제 생성)

변경사항: 스케줄러의 작동 간격을 늘렸음

1. DashboardOutboxScheduler: 2초 > 1분

2. HistoryOutboxScheduler: 10초 > 5분

scenario-b

TEST-2

• test type: pressure
• 목적: 실패 지점 관찰
• test detail

pressure: [
   { target: 30, duration: '1m' },
   { target: 50, duration: '1m' },
   { target: 70, duration: '1m' },
   { target: 100, duration: '1m' },
   { target: 0, duration: '30s' },
]

test result(console)

         /\      Grafana   /‾‾/                                                                                                                                               
    /\  /  \     |\  __   /  /                                                                                                                                                
   /  \/    \    | |/ /  /   ‾‾\                                                                                                                                              
  /          \   |   (  |  (‾)  |                                                                                                                                             
 / __________ \  |_|\_\  \_____/ 


     execution: local
        script: /k6/scenario-b.js
        output: InfluxDBv1 (http://k6-influxdb:8086)

     scenarios: (100.00%) 1 scenario, 500 max VUs, 5m0s max duration (incl. graceful stop):
              * purchase_flow: Up to 100.00 iterations/s for 4m30s over 5 stages (maxVUs: 50-500, gracefulStop: 30s)

WARN[0264] Insufficient VUs, reached 500 active VUs and cannot initialize more  executor=ramping-arrival-rate scenario=purchase_flow


  █ THRESHOLDS 

    http_req_duration{phase:scenario,name:cart_add}
    ✗ 'p(95)<800' p(95)=2.95s

    http_req_duration{phase:scenario,name:order_create}
    ✗ 'p(95)<1000' p(95)=2.92s

    http_req_duration{phase:scenario,name:payment_create}
    ✗ 'p(95)<1500' p(95)=2.94s

    http_req_failed
    ✓ 'rate<0.01' rate=0.00%

      {phase:scenario}
      ✓ 'rate<0.01' rate=0.00%


  █ TOTAL RESULTS 

    checks_total.......: 37451   120.469692/s
    checks_succeeded...: 100.00% 37451 out of 37451
    checks_failed......: 0.00%   0 out of 37451

    ✓ product fetch success
    ✓ login success
    ✓ address fetch success
    ✓ cart item added 201
    ✓ order created 201
    ✓ payment processed 201

    HTTP
    http_req_duration..........................: avg=781.73ms min=3.77ms  med=60.14ms  max=5.02s p(90)=2.85s p(95)=2.94s
      { expected_response:true }...............: avg=781.73ms min=3.77ms  med=60.14ms  max=5.02s p(90)=2.85s p(95)=2.94s
      { phase:scenario,name:cart_add }.........: avg=809.57ms min=17.72ms med=75.71ms  max=4.14s p(90)=2.87s p(95)=2.95s
      { phase:scenario,name:order_create }.....: avg=790.17ms min=3.77ms  med=41.42ms  max=4.13s p(90)=2.84s p(95)=2.92s
      { phase:scenario,name:payment_create }...: avg=806.52ms min=10.75ms med=61.14ms  max=5.02s p(90)=2.85s p(95)=2.94s
    http_req_failed............................: 0.00% 0 out of 37451
      { phase:scenario }.......................: 0.00% 0 out of 36450
    http_reqs..................................: 37451 120.469692/s

    EXECUTION
    dropped_iterations.........................: 1379  4.435868/s
    iteration_duration.........................: avg=2.4s     min=33.29ms med=182.55ms max=10.6s p(90)=8.6s  p(95)=8.75s
    iterations.................................: 12150 39.083249/s
    vus........................................: 0     min=0          max=500
    vus_max....................................: 500   min=50         max=500

    NETWORK
    data_received..............................: 24 MB 77 kB/s
    data_sent..................................: 13 MB 43 kB/s




running (5m10.9s), 000/500 VUs, 12150 complete and 0 interrupted iterations
purchase_flow ✓ [======================================] 000/500 VUs  4m30s  001.29 iters/s
ERRO[0311] thresholds on metrics 'http_req_duration{phase:scenario,name:cart_add}, http_req_duration{phase:scenario,name:order_create}, http_req_duration{phase:scenario,name:payment_create}' have been crossed

test result(graph)

지표	1차 측정	이중 락 해제 후	스케줄러 인터벌 완화 후	직전 대비 변화
전체 p95	5.03s	4.07s	2.94s	27.8% 완화
cart_add p95	5.06s	4.09s	2.95s	27.9% 완화
order_create p95	4.99s	4.05s	2.92s	27.9% 완화
payment_create p95	5.03s	4.1s	2.94s	28.3% 완화
평균 응답시간	2.89s	1.35s	781.73ms	42.1% 완화
med 응답시간	4.31s	181.92ms	60.14ms	66.9% 완화
HTTP RPS	74.71/s	104.62/s	120.46/s	15.1% 개선
iterations	8,399	10,624	12,150	14.4% 개선
dropped iterations	5,130	2,905	1,379	52.5% 완화
iteration p95	14.43s	13s	8.75s	32.7% 완화