the driver has not received any packets from the server 1
[Docker] com.mysql.cj.jdbc.exceptions.CommunicationsException

[ Error ] Docker ์ปจํ…Œ์ด๋„ˆ๋ฅผ 2๊ฐœ๋ฅผ ๊ตฌ์„ฑํ•˜๋Š” ๊ณผ์ •์—์„œ ๋ฐœ์ƒ๋œ Error๋กœA์ปจํ…Œ์ด๋„ˆ์—๋Š” ์Šคํ”„๋ง๋ถ€ํŠธ ํ”„๋กœ์ ํŠธ๋ฅผ jar๋กœ ๊ตฌ๋™B์ปจํ…Œ์ด๋„ˆ์—๋Š” mysql์„ ๊ตฌ๋™ํ•ด์„œA์ปจํ…Œ์ด๋„ˆ์˜ ์Šคํ”„๋งํ”„๋กœ์ ํŠธ๊ฐ€ B์ปจํ…Œ์ด๋„ˆ์˜ mysql๊ณผ ์—ฐ๊ฒฐ๋˜๋„๋ก ํ•˜๋Š” ๊ณผ์ •์—์„œB์ปจํ…Œ์ด๋„ˆ์˜ mysql์€ ๋จผ์ € ๊ตฌ๋™์‹œํ‚จ๋’คA์ปจํ…Œ์ด๋„ˆ๋Š” DockerFile์„ ํ†ตํ•ด ๋นŒ๋“œ์‹œ ๋งˆ์ง€๋ง‰์—CMD๋ช…๋ น์–ด๋ฅผ ํ†ตํ•ด java -jar๋กœ ํ”„๋กœ์ ํŠธ๋ฅผ ์‹คํ–‰ํ•˜๋„๋ก ํ–ˆ๋Š”๋ฐ์•„๋ž˜ ์—๋Ÿฌ๊ฐ€ ๋ฐœ์ƒํ•˜๊ณ mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver h..
Dev_Log 2024.12.20
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