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Please note that nginx 1.1.19 is a development version that went out 3+ years ago. As a good sysadmin, nothing of this kind should go live in your business. Let's focus on your actual question now. As explained by the documentation : About the usage of a domain name as a server entry : A domain name that resolves to several IP addresses defines ...


2

Your HAProxy is not testing for MySQL health as on your MySQL section you are telling to do tests for http (with the line option httpchk), you should use option mysql-check so it should read as listen mysql-cluster 192.168.7.149:3306 mode tcp balance roundrobin option mysql-check user a_test_user server xtra1 192.168.7.151:3306 check ...


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We had the same issue but with a different CMS. We focussed two ways: Disabling updating on the live system, doing that only on the dev system, adding changes to svn and bring them to the live system Writing a script watching the wordpress installation on the live system, for changes, adding them to svn and commit with an update message. Both ways arent ...


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You need to use "sticky" sessions if you want traffic to stick to a server even in the face of changes to the upstream group's membership. Consistent hashing chooses the same server so long as it is available, which is not what you seem to want. In your case, you're hashing the URI, which is good for "cache locality" if you are using proxy_cache in nginx. ...



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