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Mysql server crashed on my ec2 server, Sometimes it works without problems and sometimes it crashes suddenly, which causes bugs in my project.

My Server Details

  • Ubuntu 20.04.1 LTS
  • 1 GB Ram

This is mysql error log:-

2020-10-12T16:06:15.527729Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.21-0ubuntu0.20.04.4) starting as process 64634
2020-10-12T16:06:15.550683Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2020-10-12T16:06:16.347250Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2020-10-12T16:06:16.700702Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2020-10-12T16:06:16.741103Z 0 [System] [MY-010229] [Server] Starting XA crash recovery...
2020-10-12T16:06:16.754582Z 0 [System] [MY-010232] [Server] XA crash recovery finished.
2020-10-12T16:06:16.826186Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2020-10-12T16:06:16.826443Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2020-10-12T16:06:16.878163Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.21-0ubuntu0.20.04.4'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  (Ubuntu).
  • Additional information request. AWS EC2 model?, # cores, any SSD or NVME devices on MySQL Host server? Post on pastebin.com and share the links. From your SSH login root, Text results of: B) SHOW GLOBAL STATUS; after minimum 24 hours UPTIME C) SHOW GLOBAL VARIABLES; D) SHOW FULL PROCESSLIST; F) SHOW ENGINE INNODB STATUS; G) SELECT name, count FROM information_schema.innodb_metrics ORDER BY name; for server workload tuning analysis to provide suggestions. – Wilson Hauck Oct 12 at 20:52
  • Migrator, When you migrate a question, are you aware the OP can not access the migrated question? Could your migration include moving the OP name to avoid this dead end situation for the OP? – Wilson Hauck Oct 12 at 21:00

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