Kwonjae Lee

Kwonjae Lee

SRE, Observability

Weekly - November 21, 2025

- 9 mins

๐Ÿ“š ์ด๋ฒˆ ์ฃผ ์ถ”์ฒœ ์•„ํ‹ฐํด

1. Mozilla์˜ LLM ๋น„์šฉ ๊ด€๋ฆฌ ์†”๋ฃจ์…˜: any-llm-gateway ์˜คํ”ˆ์†Œ์Šค ๊ณต๊ฐœ

์ถœ์ฒ˜: geeknews | ๋‚ ์งœ: 2025-11-21

Mozilla AI๊ฐ€ ๊ณต๊ฐœํ•œ โ€˜any-llm-gatewayโ€™๋Š” LLM ์‚ฌ์šฉ ์‹œ ๋ฐœ์ƒํ•˜๋Š” ๋น„์šฉ ํญ์ฆ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๋Š” ์˜คํ”ˆ์†Œ์Šค ํ”„๋ก์‹œ ์„œ๋ฒ„์ž…๋‹ˆ๋‹ค. ๊ฐœ๋ฐœ์ž๋“ค์€ ์ด ๋„๊ตฌ๋ฅผ ํ†ตํ•ด ์˜ˆ์‚ฐ ๊ด€๋ฆฌ, API ํ‚ค ๊ด€๋ฆฌ, ์‚ฌ์šฉ๋Ÿ‰ ๋ถ„์„ ๋“ฑ์˜ ๊ธฐ๋Šฅ์„ ํ™œ์šฉํ•˜์—ฌ LLM์„ ๋” ํšจ์œจ์ ์ด๊ณ  ๊ฒฝ์ œ์ ์œผ๋กœ ์šด์˜ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

ํ•ต์‹ฌ ํฌ์ธํŠธ:

2. runs-on - ๋” ์ €๋ ดํ•˜๊ณ  ๋น ๋ฅด๋ฉฐ, ์…€ํ”„ ํ˜ธ์ŠคํŒ… ๊ฐ€๋Šฅํ•œ GitHub Actions ๋Ÿฌ๋„ˆ

์ถœ์ฒ˜: geeknews | ๋‚ ์งœ: 2025-11-21

runs-on์€ AWS ๊ณ„์ • ๋‚ด์—์„œ ์šด์˜ํ•  ์ˆ˜ ์žˆ๋Š” ์…€ํ”„ ํ˜ธ์ŠคํŒ… GitHub Actions ๋Ÿฌ๋„ˆ๋กœ, ๊ณต์‹ GitHub ๋Ÿฌ๋„ˆ ๋Œ€๋น„ 7-15๋ฐฐ ์ €๋ ดํ•œ ๋น„์šฉ๊ณผ 30% ํ–ฅ์ƒ๋œ CPU ์„ฑ๋Šฅ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ๊ธฐ์กด ์›Œํฌํ”Œ๋กœ์™€ ์™„์ „ํžˆ ํ˜ธํ™˜๋˜๋ฉด์„œ ์ˆ˜๋ฐฑ ๊ฐœ์˜ ๋™์‹œ ์ž‘์—…์„ ๋ฌด์ œํ•œ์œผ๋กœ ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์žˆ์–ด ๊ฐœ๋ฐœํŒ€์˜ CI/CD ๋น„์šฉ์„ ํฌ๊ฒŒ ์ ˆ๊ฐํ•˜๊ณ  ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

ํ•ต์‹ฌ ํฌ์ธํŠธ:

3. A tale of two incident responses: How our AI assistant found the root cause 3.5x faster

์ถœ์ฒ˜: grafana | ๋‚ ์งœ: 2025-11-17

Grafana Labs์—์„œ AI ์–ด์‹œ์Šคํ„ดํŠธ๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์žฅ์•  ๋Œ€์‘ ์‹œ ๊ทผ๋ณธ ์›์ธ ํŒŒ์•… ์‹œ๊ฐ„์„ 3.5๋ฐฐ ๋‹จ์ถ•์‹œํ‚จ ์‚ฌ๋ก€๋ฅผ ๋‹ค๋ฃน๋‹ˆ๋‹ค. ๊ธฐ์กด ์ˆ˜๋™ ์žฅ์•  ๋Œ€์‘ ํ”„๋กœ์„ธ์Šค์™€ AI ๊ธฐ๋ฐ˜ ์ž๋™ํ™”๋œ ์ ‘๊ทผ ๋ฐฉ์‹์„ ๋น„๊ต ๋ถ„์„ํ•˜์—ฌ ๊ฐœ๋ฐœ์ž๋“ค์ด ํšจ์œจ์ ์ธ ์ธ์‹œ๋˜ํŠธ ๊ด€๋ฆฌ ์ „๋žต์„ ํ•™์Šตํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

ํ•ต์‹ฌ ํฌ์ธํŠธ:

4. The Declarative configuration journey: Why it took 5 years to ignore health check endpoints in tracing

์ถœ์ฒ˜: opentelemetry | ๋‚ ์งœ: 2025-11-19

์ด ๊ธ€์€ Java OpenTelemetry์—์„œ ํ—ฌ์Šค์ฒดํฌ ์—”๋“œํฌ์ธํŠธ์˜ span์„ ํšจ์œจ์ ์œผ๋กœ ์ œ๊ฑฐํ•˜๋Š” ๊ธฐ๋Šฅ ๊ตฌํ˜„์ด 5๋…„์ด๋‚˜ ๊ฑธ๋ฆฐ ์ด์œ ๋ฅผ ์„ ์–ธ์  ์„ค์ •(declarative configuration) ๊ด€์ ์—์„œ ๋ถ„์„ํ•ฉ๋‹ˆ๋‹ค. ๊ฐœ๋ฐœ์ž๋“ค์€ observability ๋„๊ตฌ์—์„œ ๋ถˆํ•„์š”ํ•œ ํŠธ๋ ˆ์ด์‹ฑ ๋ฐ์ดํ„ฐ๋ฅผ ๊ด€๋ฆฌํ•˜๋Š” ๋ฐฉ๋ฒ•๊ณผ ์„ค์ • ๊ธฐ๋ฐ˜ ์ ‘๊ทผ๋ฒ•์˜ ์ค‘์š”์„ฑ์„ ๋ฐฐ์šธ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

ํ•ต์‹ฌ ํฌ์ธํŠธ:

5. PHP 8.5์˜ ์ƒˆ๋กœ์šด ๊ธฐ๋Šฅ๋“ค

์ถœ์ฒ˜: geeknews | ๋‚ ์งœ: 2025-11-21

PHP 8.5๋Š” ํŒŒ์ดํ”„ ์—ฐ์‚ฐ์ž, clone with ๊ธฐ๋Šฅ, ์ƒˆ๋กœ์šด URI ํŒŒ์„œ ๋“ฑ ๊ฐœ๋ฐœ์ž ์ƒ์‚ฐ์„ฑ์„ ๋†’์ด๋Š” ์ฃผ์š” ๊ธฐ๋Šฅ๋“ค์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ํŒŒ์ดํ”„ ์—ฐ์‚ฐ์ž๋ฅผ ํ†ตํ•ด ํ•จ์ˆ˜ ํ˜ธ์ถœ ์ฒด์ธ์„ ๋‹จ์ˆœํ™”ํ•˜์—ฌ ์ฝ”๋“œ ๊ฐ€๋…์„ฑ๊ณผ ์œ ์ง€๋ณด์ˆ˜์„ฑ์„ ํฌ๊ฒŒ ๊ฐœ์„ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. Clone with ๊ธฐ๋Šฅ์œผ๋กœ ๊ฐ์ฒด ๋ณต์‚ฌ ์ž‘์—…์ด ๋”์šฑ ํšจ์œจ์ ์ด๊ณ  ์ง๊ด€์ ์œผ๋กœ ๋ณ€ํ™”ํ•ฉ๋‹ˆ๋‹ค.

ํ•ต์‹ฌ ํฌ์ธํŠธ:

6. Evolving OpenTelemetryโ€™s Stabilization and Release Practices

์ถœ์ฒ˜: opentelemetry | ๋‚ ์งœ: 2025-11-08

OpenTelemetry ํ”„๋กœ์ ํŠธ์˜ ์•ˆ์ •ํ™” ๋ฐ ๋ฆด๋ฆฌ์Šค ํ”„๋ž™ํ‹ฐ์Šค ๊ฐœ์„ ์— ๋Œ€ํ•œ ๋‚ด์šฉ์œผ๋กœ, ๋Œ€๊ทœ๋ชจ ์˜คํ”ˆ์†Œ์Šค ํ”„๋กœ์ ํŠธ์˜ ์„ฑ์ˆ™ํ•œ ๊ฐœ๋ฐœ ํ”„๋กœ์„ธ์Šค๋ฅผ ๋‹ค๋ฃน๋‹ˆ๋‹ค. ๊ฐœ๋ฐœ์ž๋“ค์€ ํด๋ผ์šฐ๋“œ ๋„ค์ดํ‹ฐ๋ธŒ ํ™˜๊ฒฝ์—์„œ ๊ด€์ธก์„ฑ(Observability) ๋„๊ตฌ์˜ ์ง„ํ™” ๊ณผ์ •๊ณผ ์•ˆ์ •์ ์ธ ์†Œํ”„ํŠธ์›จ์–ด ๋ฆด๋ฆฌ์Šค ์ „๋žต์„ ํ•™์Šตํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ํŠนํžˆ ๋Œ€๊ทœ๋ชจ ์ปค๋ฎค๋‹ˆํ‹ฐ ๊ธฐ๋ฐ˜ ํ”„๋กœ์ ํŠธ์˜ ๊ฑฐ๋ฒ„๋„Œ์Šค์™€ ํ’ˆ์งˆ ๊ด€๋ฆฌ ๋ฐฉ๋ฒ•๋ก ์— ๋Œ€ํ•œ ์ธ์‚ฌ์ดํŠธ๋ฅผ ์–ป์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

ํ•ต์‹ฌ ํฌ์ธํŠธ:

7. Is the OTCA Exam Right for You? Insights for Both Newcomers and Advanced Users

์ถœ์ฒ˜: opentelemetry | ๋‚ ์งœ: 2025-11-21

์ด ๊ธ€์€ OpenTelemetry Certified Associate (OTCA) ์‹œํ—˜์— ๋Œ€ํ•œ ๊ฐ€์ด๋“œ๋กœ, ์ดˆ๋ณด์ž์™€ ๊ฒฝํ—˜์ž ๋ชจ๋‘์—๊ฒŒ ์œ ์šฉํ•œ ํ†ต์ฐฐ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. OpenTelemetry๊ฐ€ ๋„๋ฆฌ ์ฑ„ํƒ๋˜๋ฉด์„œ ๊ด€๋ จ ์ธ์ฆ์˜ ๊ฐ€์น˜์™€ ์‹ค๋ฌด ์ ์šฉ์„ฑ์— ๋Œ€ํ•ด ๋ถ„์„ํ•˜๋ฉฐ, ๊ฐœ๋ฐœ์ž๋“ค์ด ์ž์‹ ์˜ ๊ฒฝ๋ ฅ ๋‹จ๊ณ„์— ๋”ฐ๋ผ ์‹œํ—˜ ์ค€๋น„ ์—ฌ๋ถ€๋ฅผ ๊ฒฐ์ •ํ•˜๋Š” ๋ฐ ๋„์›€์„ ์ค๋‹ˆ๋‹ค.

ํ•ต์‹ฌ ํฌ์ธํŠธ:


๐Ÿ“š This Weekโ€™s Picks

1. Mozilla์˜ LLM ๋น„์šฉ ๊ด€๋ฆฌ ์†”๋ฃจ์…˜: any-llm-gateway ์˜คํ”ˆ์†Œ์Šค ๊ณต๊ฐœ

Source: geeknews | Date: 2025-11-21

Mozilla AI has released โ€˜any-llm-gatewayโ€™, an open-source proxy server that addresses the cost explosion issues when using LLMs. Developers can leverage this production-ready tool to operate LLMs more efficiently and economically through budget management, API key management, and usage analytics features.

Key Points:

2. runs-on - ๋” ์ €๋ ดํ•˜๊ณ  ๋น ๋ฅด๋ฉฐ, ์…€ํ”„ ํ˜ธ์ŠคํŒ… ๊ฐ€๋Šฅํ•œ GitHub Actions ๋Ÿฌ๋„ˆ

Source: geeknews | Date: 2025-11-21

runs-on is a self-hosted GitHub Actions runner solution that operates within your AWS account, offering 7-15x cost savings and 30% better CPU performance compared to official GitHub runners. It provides full workflow compatibility while supporting unlimited concurrent jobs, enabling development teams to significantly reduce CI/CD costs and improve performance.

Key Points:

3. A tale of two incident responses: How our AI assistant found the root cause 3.5x faster

Source: grafana | Date: 2025-11-17

This article presents a case study from Grafana Labs where an AI assistant reduced root cause identification time by 3.5x during incident response. It compares traditional manual incident response processes with AI-powered automated approaches, providing developers with insights into efficient incident management strategies.

Key Points:

4. The Declarative configuration journey: Why it took 5 years to ignore health check endpoints in tracing

Source: opentelemetry | Date: 2025-11-19

This article analyzes why it took 5 years to implement the ability to efficiently drop spans for health check endpoints in Java OpenTelemetry from a declarative configuration perspective. Developers will learn how to manage unnecessary tracing data in observability tools and understand the importance of configuration-based approaches.

Key Points:

5. PHP 8.5์˜ ์ƒˆ๋กœ์šด ๊ธฐ๋Šฅ๋“ค

Source: geeknews | Date: 2025-11-21

PHP 8.5 introduces major productivity-enhancing features including pipe operators, clone with functionality, and a new URI parser for developers. The pipe operator simplifies function call chains, significantly improving code readability and maintainability. The clone with feature makes object copying operations more efficient and intuitive.

Key Points:

6. Evolving OpenTelemetryโ€™s Stabilization and Release Practices

Source: opentelemetry | Date: 2025-11-08

This article discusses OpenTelemetryโ€™s evolving stabilization and release practices as one of the largest cloud-native projects. Developers will learn about the maturation process of observability tools and stable software release strategies in cloud-native environments. It provides insights into governance and quality management methodologies for large-scale community-driven projects.

Key Points:

7. Is the OTCA Exam Right for You? Insights for Both Newcomers and Advanced Users

Source: opentelemetry | Date: 2025-11-21

This article serves as a guide to the OpenTelemetry Certified Associate (OTCA) exam, offering valuable insights for both beginners and experienced professionals. It analyzes the value and practical applicability of OpenTelemetry certification as the technology becomes widely adopted, helping developers decide whether to pursue the exam based on their career stage.

Key Points:


๐Ÿ”— Sources

Articles curated from various tech blogs and communities including SRE Weekly, GeekNews, OpenTelemetry, Grafana, and more.


์•„ํ‹ฐํด ์ œ์•ˆ์ด ์žˆ์œผ์‹œ๋ฉด ์ด๋ฉ”์ผ๋กœ ์—ฐ๋ฝ์ฃผ์‹œ๊ฑฐ๋‚˜ ๋Œ“๊ธ€์„ ๋‚จ๊ฒจ์ฃผ์„ธ์š”!

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Kwonjae Lee

Kwonjae Lee

SRE, Observability

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