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My Tech Blog (์ €์žฅ์†Œ)

EBS vs EFS1. EBS(Elastic Block Storage)โ–ถEBS volumesOne instance (except multi-attach io1 / io2) - ํ•œ ๋ฒˆ์— ํ•˜๋‚˜์˜ ์ธ์Šคํ„ด์Šค๋งŒ ์—ฐ๊ฒฐare locked at the Availability Zone (AZ) levelgp2: IO increases if the disk size increasesgp3 & io 1: can increase IO independentlyโ–ถTo migrate an EBS volume across AZTake a snapshotRestore the snapshot to another AZEBS backups use IO and you shouldn't run them while your application..
1. Amazon EBS ๋ธ”๋Ÿญ ์Šคํ† ๋ฆฌ์ง€ Ephemeral → EC2 Instance Store (์ธ์Šคํ„ด์Šค ์ข…๋ฃŒ ์‹œ ๋ฐ์ดํ„ฐ ์‚ฌ๋ผ์ง)Persistent → Amazon EBS (๋ธ”๋ก ์ €์žฅ), Amazon S3 (๊ฐ์ฒด ์ €์žฅ) ์•„๋งˆ์กด ์ €์žฅ์†Œ ์ค‘์— ๋ธ”๋Ÿญ ์ €์žฅ์†Œ(Amazon Block Storage)๋ผ๊ณ  ํ•˜๋ฉด ๋ณดํ†ต Amazon Elastic Block Store (EBS)๋ฅผ ์˜๋ฏธํ•œ๋‹ค. ๋ธ”๋ก ์Šคํ† ๋ฆฌ์ง€ ์„œ๋น„์Šค๋ผ๊ณ  ๋ถ€๋ฅด๊ธฐ๋„ ํ•œ๋‹ค. ๋ธ”๋ก ์Šคํ† ๋ฆฌ์ง€๋Š” ๋‹ค์‹œ ephemeral(ํœ˜๋ฐœ์„ฑ) ๊ณผ persistent(๋น„ํœ˜๋ฐœ์„ฑ) ์ €์žฅ์†Œ๋กœ ๋‚˜๋ˆŒ ์ˆ˜ ์žˆ๋‹ค. Ephemeral Storage (ํœ˜๋ฐœ์„ฑ ์ €์žฅ์†Œ)๋Š” EC2 ์ธ์Šคํ„ด์Šค๊ฐ€ ์ข…๋ฃŒ๋˜๋ฉด ๋ฐ์ดํ„ฐ๊ฐ€ ์‚ฌ๋ผ์ง€๋Š” ์ž„์‹œ ์ €์žฅ์†Œ์ด๋‹ค. AWS์—์„œ ๋Œ€ํ‘œ์ ์œผ๋กœ Instance Store๊ฐ€ ํœ˜๋ฐœ์„ฑ ์ €์žฅ์†Œ์ด๋‹ค..
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