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[EC2] AWS ํ”„๋ฆฌํ‹ฐ์–ด ์‚ฌ์šฉ๋ฒ• Step2 - ์šฐ๋ถ„ํˆฌ ์„œ๋ฒ„ ์ดˆ๊ธฐ์„ค์ • ์•ˆ๋…•ํ•˜์„ธ์š” yunamom ์ž…๋‹ˆ๋‹ค :D์ด๋ฒˆ ํฌ์ŠคํŒ…์—์„œ๋Š” Step2 ์šฐ๋ถ„ํˆฌ ์„œ๋ฒ„ ์ดˆ๊ธฐ์„ค์ • ๋ฐฉ๋ฒ•์„ ์ˆœ์„œ๋Œ€๋กœ ์ž‘์„ฑํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. ๐Ÿ‘ฉ๐Ÿป‍๐Ÿ’ป ์šฐ๋ถ„ํˆฌ apt ๊ธฐ๋ณธ๋ช…๋ น์–ด ์•Œ์•„๋‘๊ธฐ์„œ๋ฒ„ ์ ‘์†ํ›„ ํŒจํ‚ค์ง€ ์—…๋ฐ์ดํŠธํƒ€์ž„์กด ์„ค์ •์Šค์™‘ ์˜์—ญ ๋งŒ๋“ค๊ธฐ (๊ฐ€์ƒ ๋ฉ”๋ชจ๋ฆฌ : Virtual memory)์Šค์™‘ ์˜์—ญ ํฌ๊ธฐ ์กฐ์ •ํ•˜๋Š” ๋ฐฉ๋ฒ•โœจ ์šฐ๋ถ„ํˆฌ apt ๊ธฐ๋ณธ๋ช…๋ น์–ด ์•Œ์•„๋‘๊ธฐ#Advanced Package Tools apt๋Š” ubuntu์—์„œ SW๋ฅผ ์„ค์น˜, ์—…๋ฐ์ดํŠธ, ์ œ๊ฑฐํ•˜๋Š” ๋ช…๋ น์–ด์ด๋‹ค.#์„ค์น˜๋œ ํŒจํ‚ค์ง€ ๋ชฉ๋ก ๋ณด๊ธฐ ๋ช…๋ น$ apt list --installed#ํŒจํ‚ค์ง€ ์„ค์น˜ ๋ช…๋ น$ sudo apt install ํŒจํ‚ค์ง€๋ช…#ํŒจํ‚ค์ง€ ์ œ๊ฑฐ ๋ช…๋ น$ sudo apt remove ํŒจํ‚ค์ง€๋ช…#์ตœ์‹  ํŒจํ‚ค์ง€ ๋ชฉ๋ก ๋‹ค์šด๋กœ๋“œ ๋ช…๋ น (ubuntu์— ์„ค์น˜ ๊ฐ€๋Šฅํ•œ ํŒจํ‚ค์ง€๋“ค์— ๋Œ€ํ•œ ์ตœ์‹  .. 2022. 8. 1.
[EC2] AWS ํ”„๋ฆฌํ‹ฐ์–ด ์‚ฌ์šฉ๋ฒ• Step1 - ์ธ์Šคํ„ด์Šค/ํƒ„๋ ฅ IP ์ƒ์„ฑ ์•ˆ๋…•ํ•˜์„ธ์š” yunamom ์ž…๋‹ˆ๋‹ค :D ์ด๋ฒˆ ํฌ์ŠคํŒ…์—์„œ๋Š” ์•„๋งˆ์กด ์›น์„œ๋ฒ„ ์ธ์Šคํ„ด์Šค ์ƒ์„ฑ ๋ฐ ํƒ„๋ ฅIP๋กœ ์„œ๋ฒ„์ ‘์† ํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์ˆœ์„œ๋Œ€๋กœ ์ž‘์„ฑํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. ๐Ÿ‘ฉ๐Ÿป‍๐Ÿ’ป โœจAWS ๊ณ„์ • ๋ฐ ์ธ์Šคํ„ด์Šค ์ƒ์„ฑํ•˜๊ธฐ CPU๋Š” Arm ์„ ํƒ! ( Arm ๊ธฐ๋ฐ˜ EC2 T4g.small ์ธ์Šคํ„ด์Šค๋ฅผ ์‚ฌ์šฉํ•ด๋ณด๊ธฐ์œ„ํ•ด ) Q: Amazon EC2 T4g ์ธ์Šคํ„ด์Šค๋ž€ ๋ฌด์—‡์ž…๋‹ˆ๊นŒ? Amazon EC2 T4g ์ธ์Šคํ„ด์Šค๋Š” Arm ๊ธฐ๋ฐ˜ AWS Graviton2 ํ”„๋กœ์„ธ์„œ๋กœ ๊ตฌ๋™๋˜๋Š” ์ฐจ์„ธ๋Œ€ ๋ฒ”์šฉ ๋ฒ„์ŠคํŠธ ๊ฐ€๋Šฅ ์ธ์Šคํ„ด์Šค์ž…๋‹ˆ๋‹ค. T4g ์ธ์Šคํ„ด์Šค๋Š” T3 ์ธ์Šคํ„ด์Šค๋ณด๋‹ค ์ตœ๋Œ€ 40% ๋” ๋‚˜์€ ๊ฐ€๊ฒฉ ๋Œ€๋น„ ์„ฑ๋Šฅ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ์ „์šฉ ํ•˜๋“œ์›จ์–ด์™€ Nitro ํ•˜์ดํผ๋ฐ”์ด์ €๊ฐ€ ๊ฒฐํ•ฉ๋œ AWS Nitro ์‹œ์Šคํ…œ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ๊ตฌ์ถ•๋˜์—ˆ์Šต๋‹ˆ๋‹ค. Q: T4g ์ธ์Šคํ„ด์Šค์˜ ์ด์ƒ์ ์ธ ์‚ฌ์šฉ ์‚ฌ๋ก€๋Š” ๋ฌด์—‡์ž….. 2022. 8. 1.
To fix these errors, please make sure that your domain name was entered correctly and the DNS A/AAAA record(s) for that domain contain(s) the right IP address. ํ•ด๊ฒฐํ•˜๊ธฐ To fix these errors, please make sure that your domain name was entered correctly and the DNS A/AAAA record(s) for that domain contain(s) the right IP address. ubuntu:~$ sudo certbot certonly --manual --email [your email] -d [your domain] Saving debug log to /var/log/letsencrypt/letsencrypt.log Plugins selected: Authenticator manual, Installer None Obtaining a new certificate Performing the foll.. 2022. 7. 20.
[EC2] 101: network is unreachable - apt update ์—๋Ÿฌ ํ•ด๊ฒฐ AWS EC2 ์šฐ๋ถ„ํˆฌ ์„œ๋ฒ„์—๋Ÿฌ 101: ๋„คํŠธ์›Œํฌ๊ฐ€ ์ ‘๊ทผ ๋ถˆ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค / 101: network is unreachable ubuntu@green:~$ sudo apt update ์˜ค๋ฅ˜:1 http://security.ubuntu.com/ubuntu focal-security InRelease security.ubuntu.com:80์— ์—ฐ๊ฒฐ์„ ์ดˆ๊ธฐํ™”ํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค (2620:2d:4000:1::16). - connect (101: ๋„คํŠธ์›Œํฌ๊ฐ€ ์ ‘๊ทผ ๋ถˆ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค) security.ubuntu.com:80์— ์—ฐ๊ฒฐ์„ ์ดˆ๊ธฐํ™”ํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค (2620:2d:4000:1::19). - connect (101: ๋„คํŠธ์›Œํฌ๊ฐ€ ์ ‘๊ทผ ๋ถˆ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค) security.ubuntu.com:80์— ์—ฐ๊ฒฐ์„ ์ดˆ๊ธฐํ™”ํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค (200.. 2022. 7. 5.
Problem binding to port 80: Could not bind to IPv4 or IPv6. ssl ์ธ์ฆ์„œ ๋ฐœ๊ธ‰ ๊ณผ์ •์—์„œ ์—๋Ÿฌ๊ฐ€ ๋‚ฌ๋‹ค. ํ•ด๊ฒฐ : 80๋ฒˆ ํฌํŠธ๋ฅผ ์ ์œ ํ•  ์ˆ˜ ์žˆ๋„๋ก ๊ธฐ์กด ์›น ํ”„๋ ˆ์ž„์›Œํฌ๋‚˜ ํ˜น์€ ์„œ๋ฒ„ ํ”„๋กœ๊ทธ๋žจ์„ ์ข…๋ฃŒํ•˜๊ธฐ ubuntu:~$ sudo lsof -i :80 COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME nginx 1031 root 6u IPv4 25900 0t0 TCP *:http (LISTEN) nginx 1031 root 7u IPv6 25901 0t0 TCP *:http (LISTEN) nginx 1032 www-data 6u IPv4 25900 0t0 TCP *:http (LISTEN) nginx 1032 www-data 7u IPv6 25901 0t0 TCP *:http (LISTEN) ubuntu:~$ kill 1031 .. 2022. 7. 5.
[AWS] EC2 persistent instance retirement scheduled ํ•ด๊ฒฐ ๋ณต๊ตฌํ•  ์ˆ˜ ์—†๋Š” ์žฅ์• ๋ฅผ ๊ฐ์ง€ํ•˜๋ฉด EC2 ์ธ์Šคํ„ด์Šค๊ฐ€ ์‚ฌ์šฉ ์ค‘์ง€๋˜๋„๋ก ์˜ˆ์•ฝ๋ฉ๋‹ˆ๋‹ค. ๋ผ๊ณ  ์ด๋ฉ”์ผ์ด ๋˜์™”๋‹ค..!! ๋‘๋ฒˆ์งธ ๊ฒฝํ—˜ํ•˜๋Š” ์ผ์ด๋ผ์„œ ๊ทธ๋Ÿฐ์ง€ ์ด์ œ ๊ทธ๋Ÿฌ๋ ค๋‹ˆํ•œ๋‹ค..๋ฌด๋ฃŒ ์ธ์Šคํ„ด์Šค๋‹ˆ๊นŒ ์ด๋Ÿฐ๊ฑด๊ฐ€?! ํ™˜๊ฒฝ : EC2 Ubuntu, tomcat9, Nginx, Oracle 11g XE Instance state -> Stop instance ํด๋ฆญ (์™„์ „ํžˆ Stopped ๋ ๋•Œ๊นŒ์ง€ 5๋ถ„ ~10๋ถ„ ์ •๋„ ์†Œ์š”๋จ) -> Start instance ํด๋ฆญ ์„œ๋ฒ„ ์ ‘์†ํ›„ ํ†ฐ์บฃ & Nginx ์žฌ์‹œ์ž‘ $ sudo service tomcat9 start $ sudo service nginx start ์˜ค๋ผํด ๊ธฐ๋™ $ su - oracle $ sqlplus /nolog SQL > conn /as sysdba SQL > startup; OR.. 2022. 4. 21.
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