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[k8s] Kubernetes Scheduling https://kubernetes.io/docs/concepts/scheduling-eviction/kube-scheduler/ Kubernetes SchedulerIn Kubernetes, scheduling refers to making sure that Pods are matched to Nodes so that Kubelet can run them. Scheduling overview A scheduler watches for newly created Pods that have no Node assigned. For every Pod that the scheduler discovers, the schedulekubernetes.io์Šค์ผ€์ค„๋ง์ด๋ž€?์ฟ ๋ฒ„๋„คํ‹ฐ์Šค์—์„œ ์Šค์ผ€์ค„๋ง์ด๋ž€ kubelet์œผ๋กœ ์‹คํ–‰ํ•  ์ˆ˜.. 2024. 12. 4.
[CS] ์šด์˜์ฒด์ œ ๊ธฐ์ดˆ ์ง€์‹ ์ •๋ฆฌ (2/3) ์Šค์ผ€์ค„๋งCPU ์ž์›์€ ํ•œ์ •์  → ์Šค์ผ€์ค„๋ง์„ ํ†ตํ•ด ๋ชจ๋“  ํ”„๋กœ์„ธ์Šค๋ฅผ ๊ณตํ‰ํ•˜๊ฒŒ ์‹คํ–‰ํ•ด ํ•œ์ •๋œ ์ž์›์„ ํšจ์œจ์ ์œผ๋กœ ํ™œ์šฉํ•˜๋Š” ๊ฒƒ์ด OS์˜ ์ฃผ์š” ๋ชฉ์ .์Šค์ผ€์ค„๋ง์˜ ๋ชฉ์ ๋ฉ€ํ‹ฐ ํ”„๋กœ์„ธ์Šค ํ™˜๊ฒฝ์—์„œ ๋ชจ๋“  ํ”„๋กœ์„ธ์Šค๋ฅผ ๊ณตํ‰ํ•˜๊ฒŒ ์‹คํ–‰ํ•˜๋Š” ๊ฒƒ5๊ฐ€์ง€ ๋ชฉ์ ๊ณตํ‰์„ฑ - ๋ชจ๋“  ํ”„๋กœ์„ธ์Šค๊ฐ€ ๊ณตํ‰ํ•˜๊ฒŒ ์‹คํ–‰๋˜์–ด์•ผ ํ•จ. ํŠน์ • ํ”„๋กœ์„ธ์Šค๊ฐ€ ์‹คํ–‰๋˜์ง€ ์•Š๋Š” ๊ฒฝ์šฐ๊ฐ€ ์—†๋„๋ก ์Šค์ผ€์ค„๋งํ•ด์•ผ ํ•จ.ํšจ์œจ์„ฑ - ์ž์›์„ ํšจ์œจ์ ์œผ๋กœ ์‚ฌ์šฉํ•ด ์ž์›์ด ์‚ฌ์šฉ๋˜์ง€ ์•Š๋Š” ์‹œ๊ฐ„์ด ์—†๋„๋ก ์Šค์ผ€์ค„๋ง ํ•ด์•ผ ํ•จ.์•ˆ์ •์„ฑ - ์šฐ์„ ์ˆœ์œ„๋ฅผ ๊ณ ๋ คํ•ด ๋†’์€ ์šฐ์„ ์ˆœ์œ„์˜ ํ”„๋กœ์„ธ์Šค๋ฅผ ๋จผ์ € ์ฒ˜๋ฆฌํ•˜๋„๋ก ์Šค์ผ€์ค„๋ง ํ•ด์•ผ ํ•จ.๋ฐ˜์‘ ์‹œ๊ฐ„ ๋ณด์žฅ - ํ”„๋กœ์„ธ์Šค๊ฐ€ ์˜ค๋žœ ์‹œ๊ฐ„ ์‘๋‹ต์ด ์—†์œผ๋ฉด ์‚ฌ์šฉ์ž๋Š” ์‹œ์Šคํ…œ์ด ๋ฉˆ์ถ˜ ๊ฒƒ์œผ๋กœ ๋ณด๊ธฐ ๋•Œ๋ฌธ์— ์ผ์ • ์‹œ๊ฐ„ ๋‚ด์— ์‘๋‹ตํ•  ์ˆ˜ ์žˆ๋„๋ก ์Šค์ผ€์ค„๋งํ•ด์•ผ ํ•จ.๋ฌดํ•œ ์—ฐ๊ธฐ ๋ฐฉ์ง€ - ํŠน์ • ํ”„๋กœ์„ธ์Šค์— ๋Œ€ํ•œ ์ฒ˜๋ฆฌ๊ฐ€ ๋ฌด.. 2024. 11. 10.
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