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Why does MySQL Cluster takes so long for --initial?

This week we had a very interesting problem at a customer: They complained, that their MySQL Cluster takes about 1 hour for a --initial start-up. After some tuning on the hardware and the config.ini...

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Find evil developer habits with log_queries_not_using_indexes

Recently I switched on the MariaDB slow query logging flag log_queries_not_using_indexes just for curiosity on one of our customers systems:mariadb> SHOW GLOBAL VARIABLES LIKE 'log_quer%';...

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Shutdown with MySQL 8

On StackExchange for Database Administrators I recently have seen a question which attracted my interest.The question puzzled me a bit because the answer seems too easy. Further the question was not so...

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