YG Tech Blog

📘 [Tech English with Articles] Day 4 – What is Blue-Green Deployment?

📰 English ArticleBlue-Green Deployment is a DevOps strategy used to release new versions of applications with zero downtime.It works by running two identical environments: one “blue” (currently live) and one “green” (new version).When a new version is ready, it is deployed to the green environment.Once tests pass and the system is verified, traffic is switched from blue to green.If anything goe..

🔁 [Reflection & Progress] Day 3 – Week 3 Review & Mindset Shift

🧠 ReflectionThis week was different from the last two.I started to feel more comfortable with the overall study routine.English felt a little less like a task and more like a part of my day.One of the biggest realizations was that understanding comes first, but speaking confidence takes longer.During an all-English meeting, I could follow the discussion clearly, but when I was asked a question,..

✍️ [My English Journey] Day 3 – I Couldn’t Speak, But I Understood Everything

✏️ English EssayToday, I joined a team meeting that was held entirely in English.At first, I was nervous. I didn’t plan to speak, but I wanted to test how much I could understand.As the meeting went on, I realized I could follow almost everything.The team discussed deployment schedules, pipeline issues, and how to improve observability.I knew all the terms, and I understood the flow of the conve..

📚 [Vocabulary & Grammar Notes] Day 3 – troubleshoot / reliable / failure

📘 오늘의 단어 목록단어 품사 발음기호 형태troubleshoot verb (동사) /ˈtrʌb.əlˌʃuːt/ troubleshoot – troubleshot – troubleshotreliable adjective (형용사) /rɪˈlaɪ.ə.bəl/ –failure noun (명사) /ˈfeɪ.ljɚ/ plural: failures⸻📝 단어별 설명 & 예문⸻1. troubleshoot – 문제를 해결하다, 고장 원인을 찾다📌 동사 / 발음: /ˈtrʌb.əlˌʃuːt/ • ✔️ troubleshoot a pipeline issue – 파이프라인 문제를 해결하다 • ✔️ troubleshoot network latency – 네트워크 지연 문제를 분석하다💬 Examples • “We troub..

💬 [Speaking & Daily Expression] Day 3 – “Let me double-check.”

🗣️ Expression of the Day“Let me double-check.”(한 번 더 확인해볼게요.)이 표현은 확실하지 않을 때 신중하게 다시 확인하겠다는 의지를 보여줍니다.DevOps나 운영 업무에서 누군가 구성 상태, 리소스, 설정 여부를 물었을 때 바로 “모른다”고 하기보다는책임감 있게 체크 후 다시 알려주겠다는 전문가다운 태도로 받아들여집니다.⸻💬 Real-life Examples • “Is this the final version?”→ “I think so, but let me double-check.”→ 그런 것 같긴 한데, 한 번 더 확인해볼게요. • “Are these values correct in the YAML file?”→ “Let me double-check befor..

🧠 ReflectionThis week, I started my structured English learning journey focused on DevOps.I followed a daily routine for vocabulary, expression practice, and interview prep, and I even wrote my first DevOps-related essay in English.One thing I’m proud of is that I didn’t skip any days.Even when I was tired, I made time—sometimes just 20 minutes—to stick to the plan.The most useful part was writ..

✏️ English EssayLearning English has always been a personal challenge for me, but now it’s closely tied to my professional goals.As a DevOps engineer, I realized that understanding technical documents, writing proper commit messages, and joining meetings in English are essential.At first, I tried to study English in a general way—textbooks, grammar videos, and word lists.But it didn’t last long...

왜 Infrastructure as Code(IaC)가 중요한가📰 ArticleInfrastructure as Code (IaC) has become a standard practice in DevOps.It allows teams to manage infrastructure using code rather than manual configuration, which increases consistency, scalability, and repeatability.➡️ Infrastructure as Code(IaC)는 DevOps에서 표준적인 실천 방식이 되었으며,팀이 수동 설정이 아닌 코드를 통해 인프라를 관리할 수 있도록 해줍니다.이를 통해 인프라의 일관성, 확장성, 반복 가능성이 향상됩니다.Usin..

📘 오늘의 단어 목록 단어 품사 발음기호 형태 applyverb (동사)/əˈplaɪ/apply – applied – appliedcollaborateverb (동사)/kəˈlæbəreɪt/collaborate – collaborated – collaboratedefficientadjective (형용사)/ɪˈfɪʃ.ənt/–📝 단어별 설명 & 예문1. apply – 지원하다, 적용하다📌 동사 / 발음: /əˈplaɪ/✔️ apply for a job – 일자리에 지원하다✔️ apply a solution – 해결책을 적용하다💬 Examples“I applied for the DevOps position last week.”→ 저는 지난주에 DevOps 포지션에 지원했습니다.“This fix..

🗣️ Expression of the Day“I’m used to it.”(익숙해졌어요 / 이제 괜찮아요.)이 표현은 처음엔 낯설었지만 지금은 적응했다는 의미로 자주 사용됩니다.특히 새로운 환경, 기술, 혹은 방식에 대해 말할 때 유용합니다.DevOps 업무에서도 새로운 도구나 배포 방식에 적응할 때 쓸 수 있어요.💬 Real-life Examples“Working with Kubernetes was confusing at first, but now I’m used to it.”→ 처음엔 Kubernetes가 헷갈렸지만, 이제 익숙해졌어요.“I wasn’t familiar with GitOps workflows before, but I’m used to it now.”→ 예전엔 GitOps 방식이 낯..