Kwonjae Lee
SRE, Observability
Weekly - November 15, 2025
- 9 mins๐ ์ด๋ฒ ์ฃผ ์ถ์ฒ ์ํฐํด
1. Aurora RDS์ ๊ฒฝ์ ์ํ(race condition) ๋ฐ๊ฒฌ ์ฌ๋ก
์ถ์ฒ: geeknews | ๋ ์ง: 2025-11-15
Hightouch๊ฐ AWS Aurora RDS์ failover ๊ณผ์ ์์ ๋ฐ์ํ๋ race condition์ ์คํ์ ์ผ๋ก ์ฆ๋ช ํ๊ณ AWS๋ก๋ถํฐ ๊ณต์ ํ์ธ์ ๋ฐ์ ์ฌ๋ก์ ๋๋ค. ๊ฐ๋ฐ์๋ค์ ํด๋ผ์ฐ๋ ์๋น์ค์ ์๋ ค์ง์ง ์์ ๋ฒ๊ทธ๋ฅผ ์ฒด๊ณ์ ์ผ๋ก ๋ฐ๊ฒฌํ๊ณ ๊ฒ์ฆํ๋ ๋ฐฉ๋ฒ์ ๋ฐฐ์ธ ์ ์์ต๋๋ค. ๋ถ์ฐ ์์คํ ์์์ ์ฅ์ ์ฒ๋ฆฌ์ ๊ฒฝ์ ์ํ ๋๋ฒ๊น ์ ๋ํ ์ค๋ฌด์ ์ธ ์ธ์ฌ์ดํธ๋ฅผ ์ ๊ณตํฉ๋๋ค.
ํต์ฌ ํฌ์ธํธ:
- ํด๋ผ์ฐ๋ ์๋น์ค์์ ๊ฐํ์ ์ผ๋ก ๋ฐ์ํ๋ ๋ฌธ์ ๋ ์ฒด๊ณ์ ์ธ ์คํ๊ณผ ๋ก๊ทธ ๋ถ์์ ํตํด ์ฌํ ๊ฐ๋ฅํ ๋ฒ๊ทธ๋ก ์ฆ๋ช ํ ์ ์๋ค
- Aurora์ ๊ฐ์ ๊ด๋ฆฌํ ๋ฐ์ดํฐ๋ฒ ์ด์ค์ failover ๋ฉ์ปค๋์ฆ์์๋ race condition์ด ๋ฐ์ํ ์ ์์ผ๋ฏ๋ก ์ ํ๋ฆฌ์ผ์ด์ ๋ ๋ฒจ์์ ์ ์ ํ ์ฌ์๋ ๋ก์ง๊ณผ ๋ชจ๋ํฐ๋ง์ ๊ตฌํํด์ผ ํ๋ค
- ๋ฒค๋์์ ํจ๊ณผ์ ์ธ ์ํต์ ์ํด์๋ ์ฌํ ๊ฐ๋ฅํ ํ ์คํธ ์ผ์ด์ค์ ์์ธํ ๋ก๊ทธ ์ฆ๊ฑฐ๋ฅผ ์ค๋นํ์ฌ ๊ธฐ์ ์ ๊ทผ๊ฑฐ๋ฅผ ๋ช ํํ ์ ์ํด์ผ ํ๋ค
2. 650GB ๋ฐ์ดํฐ(S3์ Delta Lake). Polars vs. DuckDB vs. Daft vs. Spark
์ถ์ฒ: geeknews | ๋ ์ง: 2025-11-15
๊ฐ๋ฐ์๋ค์ 650GB ๊ท๋ชจ์ S3 Delta Lake ๋ฐ์ดํฐ๋ฅผ ๋จ์ผ ๋ ธ๋(32GB ๋ฉ๋ชจ๋ฆฌ)์์ ์ฒ๋ฆฌํ ๋ Polars, DuckDB, Daft, Spark์ ์ค์ ์ฑ๋ฅ ์ฐจ์ด๋ฅผ ํ์ตํ ์ ์์ต๋๋ค. ๋์ฉ๋ ๋ฐ์ดํฐ ์ฒ๋ฆฌ ์ ๊ฐ ์์ง์ ๋ฉ๋ชจ๋ฆฌ ํจ์จ์ฑ๊ณผ ์ฒ๋ฆฌ ์๋๋ฅผ ๋น๊ตํ์ฌ ํ๋ก์ ํธ์ ์ ํฉํ ๋๊ตฌ๋ฅผ ์ ํํ๋ ๊ธฐ์ค์ ์ป์ ์ ์์ต๋๋ค.
ํต์ฌ ํฌ์ธํธ:
- ๋จ์ผ ๋ ธ๋ ํ๊ฒฝ์์ ๋์ฉ๋ ๋ฐ์ดํฐ ์ฒ๋ฆฌ ์ Spark ํด๋ฌ์คํฐ ๋์ ๊ฒฝ๋ํ๋ ์์ง(Polars, DuckDB, Daft) ์ฌ์ฉ์ ๊ณ ๋ คํ์ฌ ์ธํ๋ผ ๋น์ฉ์ ์ ๊ฐํ ์ ์์ต๋๋ค
- 32GB ๋ฉ๋ชจ๋ฆฌ ์ ์ฝ ํ์์ ๊ฐ ์์ง์ out-of-memory ์ฒ๋ฆฌ ๋ฐฉ์๊ณผ ์ฑ๋ฅ์ ์ดํดํ์ฌ ํ๋์จ์ด ์คํ ๊ณํ ์ ์ฐธ๊ณ ํ ์ ์์ต๋๋ค
- S3์ Delta Lake ์กฐํฉ์์ ๊ฐ ์์ง๋ณ I/O ์ต์ ํ ๋ฐฉ์์ ํ์ ํ์ฌ ํด๋ผ์ฐ๋ ํ๊ฒฝ์์์ ๋ฐ์ดํฐ ํ์ดํ๋ผ์ธ ์ค๊ณ์ ํ์ฉํ ์ ์์ต๋๋ค
3. Continuous profiling for native code: Understanding the what, why, and how
์ถ์ฒ: grafana | ๋ ์ง: 2025-11-14
์ด ๊ธฐ์ฌ๋ ๋ค์ดํฐ๋ธ ์ฝ๋๋ฅผ ์ํ ์ฐ์ ํ๋กํ์ผ๋ง์ ๊ฐ๋ ๊ณผ ํ์์ฑ, ๊ทธ๋ฆฌ๊ณ ๊ตฌํ ๋ฐฉ๋ฒ์ ์ค๋ช ํฉ๋๋ค. ๊ฐ๋ฐ์๋ค์ ๋ก๊ทธ, ๋ฉํธ๋ฆญ, ํธ๋ ์ด์ฑ์ ์ด์ด ๋ค ๋ฒ์งธ ๊ด์ฐฐ์ฑ ๊ธฐ๋ฅ์ผ๋ก ๋ถ์ํ ํ๋กํ์ผ๋ง์ ํตํด ์ ํ๋ฆฌ์ผ์ด์ ์ฑ๋ฅ์ ์ฌ์ธต ๋ถ์ํ๋ ๋ฐฉ๋ฒ์ ํ์ตํ ์ ์์ต๋๋ค. ํนํ ํ๋ก๋์ ํ๊ฒฝ์์ CPU, ๋ฉ๋ชจ๋ฆฌ ์ฌ์ฉ๋์ ์ค์๊ฐ์ผ๋ก ๋ชจ๋ํฐ๋งํ์ฌ ์ฑ๋ฅ ๋ณ๋ชฉ์ ์ ์๋ณํ๊ณ ์ต์ ํํ๋ ์ค๋ฌด์ ๊ธฐ๋ฒ์ ์ตํ ์ ์์ต๋๋ค.
ํต์ฌ ํฌ์ธํธ:
- ํ๋ก๋์ ํ๊ฒฝ์์ ์ฐ์ ํ๋กํ์ผ๋ง์ ๋์ ํ์ฌ ์ค์๊ฐ์ผ๋ก CPU ์ฌ์ฉ๋ฅ ๊ณผ ๋ฉ๋ชจ๋ฆฌ ํ ๋น ํจํด์ ๋ชจ๋ํฐ๋งํ๊ณ ์ฑ๋ฅ ์ด์๋ฅผ ์กฐ๊ธฐ์ ๋ฐ๊ฒฌํ ์ ์๋๋ก ๊ตฌํํ๊ธฐ
- ๊ธฐ์กด ๊ด์ฐฐ์ฑ ์คํ(๋ก๊ทธ, ๋ฉํธ๋ฆญ, ํธ๋ ์ด์ฑ)์ ํ๋กํ์ผ๋ง์ ํตํฉํ์ฌ ์ฑ๋ฅ ๋ฌธ์ ์ ๊ทผ๋ณธ ์์ธ์ ์ฝ๋ ๋ ๋ฒจ์์ ์ ํํ ์๋ณํ๋ ์ฒด๊ณ ๊ตฌ์ถํ๊ธฐ
- ๋ค์ดํฐ๋ธ ์ฝ๋ ํ๋กํ์ผ๋ง ๋๊ตฌ๋ฅผ ํ์ฉํ์ฌ ํจ์๋ณ ์คํ ์๊ฐ๊ณผ ํธ์ถ ๋น๋๋ฅผ ๋ถ์ํ๊ณ , ํซ์คํ์ ์ฐพ์ ์ฝ๋ ์ต์ ํ ์ฐ์ ์์๋ฅผ ๊ฒฐ์ ํ๊ธฐ
4. OpenTelemetry eBPF Instrumentation Marks the First Release
์ถ์ฒ: opentelemetry | ๋ ์ง: 2025-11-03
Grafana Labs, Splunk, Coralogix, Odigos ๋ฑ ์ฃผ์ ๊ธฐ์ ๋ค๊ณผ ์ปค๋ฎค๋ํฐ์ ํ๋ ฅ์ผ๋ก OpenTelemetry eBPF Instrumentation์ ์ฒซ ๋ฒ์งธ ์ํ ๋ฆด๋ฆฌ์ค๊ฐ ๋ฐํ๋์์ต๋๋ค. ์ด ๋๊ตฌ๋ ์ ํ๋ฆฌ์ผ์ด์ ์ฝ๋ ์์ ์์ด ์๋์ผ๋ก ํ ๋ ๋ฉํธ๋ฆฌ ๋ฐ์ดํฐ๋ฅผ ์์งํ ์ ์๋ ํ์ ์ ์ธ ๊ด์ฐฐ๊ฐ๋ฅ์ฑ ์๋ฃจ์ ์ ์ ๊ณตํฉ๋๋ค. ๊ฐ๋ฐ์๋ค์ ๊ธฐ์กด ์ ํ๋ฆฌ์ผ์ด์ ์ ์ต์ํ์ ์นจ์ ์ผ๋ก ์ฑ๋ฅ ๋ชจ๋ํฐ๋ง๊ณผ ๋ถ์ฐ ์ถ์ ์ ๊ตฌํํ ์ ์๊ฒ ๋์์ต๋๋ค.
ํต์ฌ ํฌ์ธํธ:
- ๊ธฐ์กด ์ ํ๋ฆฌ์ผ์ด์ ์ฝ๋๋ฅผ ์์ ํ์ง ์๊ณ ๋ ์๋์ผ๋ก ๋ฉํธ๋ฆญ, ๋ก๊ทธ, ํธ๋ ์ด์ค ๋ฐ์ดํฐ๋ฅผ ์์งํ ์ ์๋ eBPF ๊ธฐ๋ฐ ๊ณ์ธก ๋๊ตฌ๋ฅผ ํ์ฉํ์ธ์
- ํ๋ก๋์ ํ๊ฒฝ์์ ์ฑ๋ฅ ์ค๋ฒํค๋ ์์ด ์ค์๊ฐ ์ ํ๋ฆฌ์ผ์ด์ ๊ด์ฐฐ๊ฐ๋ฅ์ฑ์ ๊ตฌํํ๊ธฐ ์ํด OpenTelemetry eBPF๋ฅผ ํ ์คํธํด๋ณด์ธ์
- ๋ค์ํ ํ๋ก๊ทธ๋๋ฐ ์ธ์ด์ ํ๋ ์์ํฌ์์ ์ผ๊ด๋ ๊ด์ฐฐ๊ฐ๋ฅ์ฑ ๋ฐ์ดํฐ ์์ง์ ์ํด ํ์คํ๋ OpenTelemetry ์คํ์ ์ ์ฉํ์ธ์
5. Understand, diagnose, and optimize SQL queries: Introducing Grafana Cloud Database Observability
์ถ์ฒ: grafana | ๋ ์ง: 2025-11-13
Grafana Cloud Database Observability๋ ์ ํ๋ฆฌ์ผ์ด์ ์ฑ๋ฅ ๋ฌธ์ ์ ์ฃผ์ ์์ธ์ธ ๋ฐ์ดํฐ๋ฒ ์ด์ค ์ฟผ๋ฆฌ๋ฅผ ์ดํดํ๊ณ ์ง๋จํ๋ฉฐ ์ต์ ํํ ์ ์๋ ๋๊ตฌ๋ฅผ ์ ๊ณตํฉ๋๋ค. ๊ฐ๋ฐ์๋ค์ ๋๋ฆฌ๊ฑฐ๋ ๋นํจ์จ์ ์ธ ๋ฐ์ดํฐ๋ฒ ์ด์ค ์ฟผ๋ฆฌ๋ฅผ ์๋ณํ๊ณ ํด๊ฒฐํ์ฌ ์ ์ฒด ์ ํ๋ฆฌ์ผ์ด์ ์ฑ๋ฅ์ ํฅ์์ํฌ ์ ์์ต๋๋ค. ์ด๋ฅผ ํตํด ๋ฐ์ดํฐ๋ฒ ์ด์ค ์ฑ๋ฅ ๋ชจ๋ํฐ๋ง๊ณผ ์ต์ ํ์ ๋ํ ์ค์ง์ ์ธ ์ธ์ฌ์ดํธ๋ฅผ ์ป์ ์ ์์ต๋๋ค.
ํต์ฌ ํฌ์ธํธ:
- ๋ฐ์ดํฐ๋ฒ ์ด์ค ์ฟผ๋ฆฌ ์ฑ๋ฅ ๋ชจ๋ํฐ๋ง ๋๊ตฌ๋ฅผ ํ์ฉํ์ฌ ์ ํ๋ฆฌ์ผ์ด์ ์ ๋ณ๋ชฉ ์ง์ ์ ์ ํํ ์๋ณํ๊ณ ๋ถ์ํ๊ธฐ
- Grafana Cloud์ ๊ด์ฐฐ ๊ฐ๋ฅ์ฑ ๊ธฐ๋ฅ์ ํตํด SQL ์ฟผ๋ฆฌ ์คํ ํจํด๊ณผ ์ฑ๋ฅ ์งํ๋ฅผ ์ค์๊ฐ์ผ๋ก ์ถ์ ํ๊ธฐ
- ์ฟผ๋ฆฌ ์ต์ ํ ์ธ์ฌ์ดํธ๋ฅผ ๋ฐํ์ผ๋ก ๋ฐ์ดํฐ๋ฒ ์ด์ค ์ฑ๋ฅ์ ๊ฐ์ ํ์ฌ ์ ์ฒด ์์คํ ์๋ต ์๊ฐ ๋จ์ถํ๊ธฐ
6. Go์ 16๋ฒ์งธ ์์ผ
์ถ์ฒ: geeknews | ๋ ์ง: 2025-11-15
Go ์ธ์ด์ 16์ฃผ๋ ์ ๋ง์ ์ต๊ทผ 1๋ ๊ฐ ์ด๋ฃจ์ด์ง ์ฃผ์ ๊ธฐ์ ๋ฐ์ ์ ์ดํด๋ณผ ์ ์์ต๋๋ค. Go 1.24์ 1.25 ๋ฒ์ ์์๋ ํ ์คํธ, ๋ณด์, ์ฑ๋ฅ ์์ญ์์ ๋ํญ์ ์ธ ๊ฐ์ ์ด ์ด๋ฃจ์ด์ก์ผ๋ฉฐ, synctest์ container-aware scheduling ๋ฑ์ ์๋ก์ด ๊ธฐ๋ฅ์ด ๋์ ๋์์ต๋๋ค. ๊ฐ๋ฐ์๋ค์ ํฅํ Go ์ํ๊ณ์ ๋ฐ์ ๋ฐฉํฅ๊ณผ ํ์ฉ ๊ฐ๋ฅํ ์๋ก์ด ๊ธฐ๋ฅ๋ค์ ๋ํด ํ์ ํ ์ ์์ต๋๋ค.
ํต์ฌ ํฌ์ธํธ:
- Go 1.24/1.25์ ์๋ก์ด ํ ์คํธ ๋๊ตฌ์ธ synctest๋ฅผ ํ์ฉํ์ฌ ๋์์ฑ ์ฝ๋์ ํ ์คํธ ํ์ง์ ํฅ์์ํฌ ์ ์์ต๋๋ค
- Container-aware scheduling ๊ธฐ๋ฅ์ ํตํด ์ปจํ ์ด๋ ํ๊ฒฝ์์์ Go ์ ํ๋ฆฌ์ผ์ด์ ์ฑ๋ฅ์ ์ต์ ํํ ์ ์์ต๋๋ค
- ์ต์ ๋ฒ์ ์ ๋ณด์ ๋ฐ ์ฑ๋ฅ ๊ฐ์ ์ฌํญ์ ํ๋ก๋์ ํ๊ฒฝ์ ์ ์ฉํ์ฌ ์์คํ ์ ์์ ์ฑ๊ณผ ํจ์จ์ฑ์ ๋์ผ ์ ์์ต๋๋ค
7. Performance testing best practices: How to prepare for peak demand with Grafana Cloud k6
์ถ์ฒ: grafana | ๋ ์ง: 2025-11-12
์ด ๋ฌธ์๋ ๋ธ๋ ํ๋ผ์ด๋ฐ์ด, ์ ํ ์ถ์, ๋๊ท๋ชจ ์ธ์ผ ๋ฑ ๋์ ๊ณ ๊ฐ ํ๋ ๊ธฐ๊ฐ์ ๋๋นํ ์ฑ๋ฅ ํ ์คํธ ๋ชจ๋ฒ ์ฌ๋ก๋ฅผ ๋ค๋ฃน๋๋ค. ๊ฐ๋ฐ์๋ค์ Grafana Cloud k6๋ฅผ ํ์ฉํ์ฌ ํผํฌ ์์ ์ํฉ์์ ์ํํธ์จ์ด์ ์ธํ๋ผ๊ฐ ์์ ์ ์ผ๋ก ์๋ํ๋๋ก ๋ณด์ฅํ๋ ๋ฐฉ๋ฒ์ ํ์ตํ ์ ์์ต๋๋ค. ์์์น ๋ชปํ ํธ๋ํฝ ๊ธ์ฆ์ผ๋ก ์ธํ ์์คํ ์ฅ์ ๋ฅผ ๋ฏธ์ฐ์ ๋ฐฉ์งํ๋ ์ค๋ฌด์ ์ธ ์ ๊ทผ๋ฒ์ ์ ๊ณตํฉ๋๋ค.
ํต์ฌ ํฌ์ธํธ:
- ํผํฌ ํธ๋ํฝ ์๋๋ฆฌ์ค๋ฅผ ์๋ฎฌ๋ ์ด์ ํ์ฌ ์์คํ ์ ํ๊ณ์ ๊ณผ ๋ณ๋ชฉ ์ง์ ์ ์ฌ์ ์ ์๋ณํ๊ณ ๊ฐ์ ํ๊ธฐ
- Grafana Cloud k6์ ๋ถ์ฐ ๋ก๋ ํ ์คํ ๊ธฐ๋ฅ์ ํ์ฉํ์ฌ ์ค์ ์ฌ์ฉ์ ํ๋ ํจํด์ ๋ชจ๋ฐฉํ ํ์ค์ ์ธ ํ ์คํธ ํ๊ฒฝ ๊ตฌ์ถํ๊ธฐ
- ์ฑ๋ฅ ํ ์คํธ ๊ฒฐ๊ณผ๋ฅผ ๋ชจ๋ํฐ๋ง ๋์๋ณด๋์ ์ฐ๋ํ์ฌ ์ค์๊ฐ์ผ๋ก ์์คํ ์ฑ๋ฅ ์งํ๋ฅผ ์ถ์ ํ๊ณ ์๋ฆผ ์ฒด๊ณ ๊ตฌ์ถํ๊ธฐ
๐ This Weekโs Picks
1. Aurora RDS์ ๊ฒฝ์ ์ํ(race condition) ๋ฐ๊ฒฌ ์ฌ๋ก
Source: geeknews | Date: 2025-11-15
This case study shows how Hightouch experimentally discovered and proved a race condition bug in AWS Aurora RDSโs failover process, ultimately receiving official confirmation from AWS. Developers can learn systematic approaches to identifying and validating unknown bugs in cloud services. It provides practical insights into failure handling and race condition debugging in distributed systems.
Key Points:
- Intermittent issues in cloud services can be proven as reproducible bugs through systematic experimentation and log analysis
- Race conditions can occur even in managed database failover mechanisms like Aurora, requiring proper retry logic and monitoring at the application level
- Effective communication with vendors requires preparing reproducible test cases and detailed log evidence to clearly present technical grounds
2. 650GB ๋ฐ์ดํฐ(S3์ Delta Lake). Polars vs. DuckDB vs. Daft vs. Spark
Source: geeknews | Date: 2025-11-15
Developers can learn about real-world performance differences between Polars, DuckDB, Daft, and Spark when processing 650GB Delta Lake data from S3 on a single node with 32GB memory. This comparison provides practical insights into memory efficiency and processing speed of each engine, helping developers choose the right tool for their large-scale data processing projects.
Key Points:
- Consider using lightweight engines (Polars, DuckDB, Daft) instead of Spark clusters for large-scale data processing on single nodes to reduce infrastructure costs
- Understand each engineโs out-of-memory handling and performance under 32GB memory constraints to better plan hardware specifications for your projects
- Learn about I/O optimization strategies for each engine when working with S3 and Delta Lake combinations to improve cloud-based data pipeline design
3. Continuous profiling for native code: Understanding the what, why, and how
Source: grafana | Date: 2025-11-14
This article explains the concept, necessity, and implementation methods of continuous profiling for native code. Developers can learn how to perform in-depth application performance analysis through profiling, which has emerged as the fourth pillar of observability alongside logs, metrics, and tracing. They will gain practical techniques for identifying performance bottlenecks and optimizing applications by monitoring CPU and memory usage in real-time within production environments.
Key Points:
- Implement continuous profiling in production environments to monitor CPU usage and memory allocation patterns in real-time, enabling early detection of performance issues
- Integrate profiling into existing observability stack (logs, metrics, tracing) to build a system that accurately identifies root causes of performance problems at the code level
- Utilize native code profiling tools to analyze function-level execution time and call frequency, identify hotspots, and determine code optimization priorities
4. OpenTelemetry eBPF Instrumentation Marks the First Release
Source: opentelemetry | Date: 2025-11-03
The first alpha release of OpenTelemetry eBPF Instrumentation has been announced through significant collaboration between Grafana Labs, Splunk, Coralogix, Odigos, and community members. This tool provides an innovative observability solution that can automatically collect telemetry data without modifying application code. Developers can now implement performance monitoring and distributed tracing with minimal intrusion to existing applications.
Key Points:
- Leverage eBPF-based instrumentation tools to automatically collect metrics, logs, and trace data without modifying existing application code
- Test OpenTelemetry eBPF to implement real-time application observability in production environments without performance overhead
- Apply standardized OpenTelemetry specifications for consistent observability data collection across various programming languages and frameworks
5. Understand, diagnose, and optimize SQL queries: Introducing Grafana Cloud Database Observability
Source: grafana | Date: 2025-11-13
Grafana Cloud Database Observability provides tools to understand, diagnose, and optimize database queries, which are often the primary cause of application performance issues. Developers can identify and resolve slow or inefficient database queries to improve overall application performance. This enables practical insights into database performance monitoring and optimization strategies.
Key Points:
- Utilize database query performance monitoring tools to accurately identify and analyze application bottlenecks
- Track SQL query execution patterns and performance metrics in real-time through Grafana Cloudโs observability features
- Improve database performance based on query optimization insights to reduce overall system response times
6. Go์ 16๋ฒ์งธ ์์ผ
Source: geeknews | Date: 2025-11-15
This article covers Go languageโs major technical advancements over the past year in celebration of its 16th anniversary. Go versions 1.24 and 1.25 introduce significant improvements across testing, security, and performance areas, including new features like synctest and container-aware scheduling. Developers can learn about the future direction of the Go ecosystem and new capabilities they can leverage in their projects.
Key Points:
- Leverage the new synctest tool in Go 1.24/1.25 to improve testing quality for concurrent code in your applications
- Utilize container-aware scheduling features to optimize Go application performance in containerized environments
- Apply the latest security and performance improvements from recent versions to enhance system stability and efficiency in production
7. Performance testing best practices: How to prepare for peak demand with Grafana Cloud k6
Source: grafana | Date: 2025-11-12
This article covers performance testing best practices for preparing systems during high customer activity periods like Black Friday, product launches, and major sales events. Developers will learn how to use Grafana Cloud k6 to ensure their software and infrastructure can handle peak demand reliably. It provides practical approaches to prevent system failures caused by unexpected traffic spikes.
Key Points:
- Simulate peak traffic scenarios to proactively identify system limits and bottlenecks for improvement
- Utilize Grafana Cloud k6โs distributed load testing capabilities to create realistic test environments that mimic actual user behavior patterns
- Integrate performance test results with monitoring dashboards to track system performance metrics in real-time and establish alerting systems
๐ Sources
Articles curated from various tech blogs and communities including SRE Weekly, GeekNews, OpenTelemetry, Grafana, and more.
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