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Starting MySQL... ERROR! The server quit without updating PID file

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12 comments

  • mahdy_sharifi
    Is this problem occured suddenly ?
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  • TheUnknownCoder
    [quote="mahdy_sharifi, post: 1620531">Is this problem occured suddenly ?
    as soon as i install cpanel
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  • cPanelMichael
    Hello :) cPanel is designed for installation on a new operating system. Installing it over top of an existing configuration is not supported, and likely to result in several conflicts. MySQL, Apache, and PHP are automatically installed by default with cPanel. Are you able to install cPanel on a fresh copy of the OS? Thank you.
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  • TheUnknownCoder
    I will try this now and let you know
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  • Shavaun
    Just as a note, you may find our installation guide helpful:
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  • TheUnknownCoder
    i have done all this followed the documentation but i still receive the same error and when trying to restart in whm it crashes.
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  • Infopro
    What's in your my.cnf? There is this old post: InnoDB: Error: io_setup() failed - MySQL Bugs Not sure if that's of any use to you or not.
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  • cPanelMichael
    [quote="TheUnknownCoder, post: 1626681">i have done all this followed the documentation but i still receive the same error and when trying to restart in whm it crashes.
    To clarify, you installed a minimal instance of CentOS, installed cPanel, and still receive the same MySQL error message related to InnoDB? This was not a reinstall of cPanel on top of an existing setup? Thank you.
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  • TheUnknownCoder
    [quote="cPanelMichael, post: 1627222">To clarify, you installed a minimal instance of CentOS, installed cPanel, and still receive the same MySQL error message related to InnoDB? This was not a reinstall of cPanel on top of an existing setup? Thank you.
    No its not i got my host to install the whole CentOS again and then i installed cpanel and received the same errors. zeurs.domain.com.err: 140422 03:05:40 mysqld_safe mysqld from pid file /var/lib/mysql/zeus.domain.com.pid ended 140422 03:06:00 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql 140422 3:06:01 [Note] Plugin 'FEDERATED' is disabled. 140422 3:06:01 InnoDB: The InnoDB memory heap is disabled 140422 3:06:01 InnoDB: Mutexes and rw_locks use GCC atomic builtins 140422 3:06:01 InnoDB: Compressed tables use zlib 1.2.3 140422 3:06:01 InnoDB: Using Linux native AIO 140422 3:06:01 InnoDB: Warning: io_setup() failed with EAGAIN. Will make 5 attempts before giving up. InnoDB: Warning: io_setup() attempt 1 failed. InnoDB: Warning: io_setup() attempt 2 failed. InnoDB: Warning: io_setup() attempt 3 failed. InnoDB: Warning: io_setup() attempt 4 failed. InnoDB: Warning: io_setup() attempt 5 failed. 140422 3:06:03 InnoDB: Error: io_setup() failed with EAGAIN after 5 attempts. InnoDB: You can disable Linux Native AIO by setting innodb_use_native_aio = 0 in my.cnf 140422 3:06:03 InnoDB: Fatal error: cannot initialize AIO sub-system 140422 3:06:03 [ERROR] Plugin 'InnoDB' init function returned error. 140422 3:06:03 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed. 140422 3:06:03 [ERROR] Unknown/unsupported storage engine: InnoDB 140422 3:06:03 [ERROR] Aborting 140422 3:06:03 [Note] /usr/sbin/mysqld: Shutdown complete 140422 03:06:03 mysqld_safe mysqld from pid file /var/lib/mysql/zeus.domain.com.pid ended
    my.cnf: [mysqld] innodb_file_per_table=1
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  • cPanelMichael
    This likely indicates that native AIO support is not enabled on the server. Add the following line to /etc/my.cnf and MySQL should then restart successfully: innodb_use_native_aio = 0
    Thank you.
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  • TheUnknownCoder
    [quote="cPanelMichael, post: 1627372">This likely indicates that native AIO support is not enabled on the server. Add the following line to /etc/my.cnf and MySQL should then restart successfully: innodb_use_native_aio = 0
    Thank you.
    I love you dude thanks a lot :).
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  • simonas
    It just happened on one of my servers. Fixed, thanks.
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