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***** [HAProxy]
***********************************
Haproxy를 다운타임 없이 재시작(reload)하기
https://findstar.pe.kr/2018/08/15/seamless-reload-haproxy/
How MaxScale monitors servers
https://www.percona.com/blog/2016/03/02/maxscale-how-are-servers-monitored/
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***** [MySQL, MariaDB]
***********************************
Got timeout reading communication packets
https://m.blog.naver.com/theswice/221679482213
[MySQL] replication 환경에서 event scheduler 사용시 이슈
http://egloos.zum.com/ndba/v/3443108
[MariaDB] event scheduler ON/OFF & Enable/Disable 방법
https://growingsaja.tistory.com/571
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***** [Vault]
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[Vault][Docker] 비밀키 안전하게 보관하기(Python실습포함)
https://m.blog.naver.com/wideeyed/222025366151
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***** [HBase]
***********************************
HBase 설정 최적화하기
https://engineering.vcnc.co.kr/2013/04/hbase-configuration/
Remark. 국내 사이트중 잘되어 있음
Apache HBase ™ Reference Guide
http://hbase.apache.org/book.html
HBASE 설정
https://wwhitelife.tistory.com/28