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kittygirl
Asked: 2018-11-01 18:24:59 +0800 CST

How to allow root login server and disallow website users connection in centos 7 maintenance period?

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My clound VPS server is centos 7.4,I run apache,mariadb in this server. Now,I want to migrate from mariadb to mysql.
During maintenance, server need no user disturb.
In centos 7, has no run level 1,then I read this post and tried systemctl rescue,the result is I cannot login my server any more.
I guess systemctl rescue close any connection even I am root.
Then, In maintenance period,How to allow root login server and disallow website users connection?

maintenance

1 Answers

  1. Best Answer

    Stopping the apache service will enable a database migration without web traffic changing the database:

    systemctl stop apache.service

    Start service after completing the migration:

    systemctl start apache.service
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