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                                            Hwangbo Gyumin

JDBC Sink fails to alter MySQL table

Still present

A few nodejs based benchmarking tools are missing

Thanks for letting me know :) I will close PR #41

[Performance] 🟢 MTTFB 38% improved by - Flux.log removal `POST /api/login`

## After This stress test started with **1000 concurrent users**. > But server dead 😂 Test during 3 min Total Vusers | 1,000 -- | -- Agent|1 Processes Threads|10 /...

[Performance] 🟢 TPS 185%, Error rate 0%, MTTFB 변동률 2422% Improved by - HPA, ReadinessProbe, CPU limit, EKS NodeGroup AutoScaling, Caching, 톰켓 최적화 `GET /api-chat/rooms`

## Readiness 타임아웃 1초 -> 10초 Readiness.timeout 10 초로 설정해도 큰 차이가 없었습니다 ㅜㅜ. > 조금의 차이점이라면 빈번하게 발생하던 헬스체크 타임아웃 문제가 조금은 완화되었다는 점이 존재했어요. 중간중간 TPS 가 감소하는...

[Performance] 🟢 TPS 185%, Error rate 0%, MTTFB 변동률 2422% Improved by - HPA, ReadinessProbe, CPU limit, EKS NodeGroup AutoScaling, Caching, 톰켓 최적화 `GET /api-chat/rooms`

만약 vuser 300 명을 HPA 파드 오토 스케일 아웃 없이 단일 파드로만 핸들링할 때 어떤 결과가 나올지 궁금하지 않나요? 그래서 실험해보았고 아래와 같은 결과가 나왔습니다. 실험 중 오류가 너무 많이...

[Performance] 🟢 TPS 185%, Error rate 0%, MTTFB 변동률 2422% Improved by - HPA, ReadinessProbe, CPU limit, EKS NodeGroup AutoScaling, Caching, 톰켓 최적화 `GET /api-chat/rooms`

## 내장 tomcat 최적화 PR https://github.com/ghkdqhrbals/spring-chatting-server/pull/334 에서 적용된 톰켓 최적화 설정을 아래에 풀어볼게요. * 대기 큐 크기(accept-count) 100 -> 100 * 유지 * 동시 연결 개수(max-connections) 100 -> 8192 *...

Hwangbo Gyumin

JDBC Sink fails to alter MySQL table

A few nodejs based benchmarking tools are missing

[Performance] 🟢 MTTFB 38% improved by - Flux.log removal `POST /api/login`

[Performance] 🟢 TPS 185%, Error rate 0%, MTTFB 변동률 2422% Improved by - HPA, ReadinessProbe, CPU limit, EKS NodeGroup AutoScaling, Caching, 톰켓 최적화 `GET /api-chat/rooms`

[Performance] 🟢 TPS 185%, Error rate 0%, MTTFB 변동률 2422% Improved by - HPA, ReadinessProbe, CPU limit, EKS NodeGroup AutoScaling, Caching, 톰켓 최적화 `GET /api-chat/rooms`

[Performance] 🟢 TPS 185%, Error rate 0%, MTTFB 변동률 2422% Improved by - HPA, ReadinessProbe, CPU limit, EKS NodeGroup AutoScaling, Caching, 톰켓 최적화 `GET /api-chat/rooms`

[Performance] 🟢 TPS 31%, MTTFB[p99] 39% Improved by - Ingress Pod Scale-out `GET /api-chat/rooms`

[Performance] 🟢 TPS 31%, MTTFB[p99] 39% Improved by - Ingress Pod Scale-out `GET /api-chat/rooms`

[Performance] 🟢 TPS 31%, MTTFB[p99] 39% Improved by - Ingress Pod Scale-out `GET /api-chat/rooms`

[Performance] 🟢 MTTFB AVG Diff. 30.5% Improved by - RDB b-tree indexing with Long `POST /api-chat/chat`