Error Code: 1200. The server is not configured as slave; fix in config file
server: Accept error: accept tcp [::]:53435: accept4: too many open files; retrying in 1s
mysqldump emoji –default-character-set=utf8mb4
${MYSQLDUMPPATH}mysqldump –default-character-set=utf8mb4 -h${HOST} ${DUMPOPTION} –user=${MYSQLROOT} –password=${MYSQLPASS} ${DATABASE} | gzip -3 > ${TMP_PATH}${FILENAME}.gz
分布式事务有这一篇就够了
pt-online-schema-change 和 oak-online-alter-table功能对比
Errors during downloading metadata for repository ‘appstream’:
PHP版本
client intended to send too large body
加大Nginx的 client_max_body_size ：
client_max_body_size 256m;