May 2013 | Page 4 of 5

Internal IP addresses

You should never reference a node by IP address, as these are subject to change at any time. For your reference however, the following internal IPs are reserved. 172.16.0.21 dh1.i 172.16.0.22 dh2.i 172.16.0.23 dh3.i 172.16.0.24 dh4.i 172.16.0.25 dh5.i 172.16.0.26 dh6.i … Continue reading

Troubleshooting Varnish/HAProxy/Nginx

Table of ContentsTesting Nginx Testing HAProxy Testing VarnishGiven there are 3 reverse proxies, if one is causing an issue, finding the cause can sometimes be difficult. Testing Nginx This can be tested by overwriting the IP address for the domain … Continue reading

Creating subdomains

Creating a new sub-domain is as easy as creating a new directory. Eg. To create https://mynewsubdomain.example.com Log into your acc server with the www-data credentials, then cd /microcloud/domains/example/domains/example.com mkdir mynewsubdomain

Maintenance mode

Table of ContentsToggle maintenance mode by condition Toggle maintenance mode by IP Toggle maintenance mode by URI Toggle maintenance mode by User Agent Toggle maintenance mode by Query ParameterEnabling maintenance mode for a domain is very straightforward. You just need … Continue reading

Redis instances

Table of ContentsIdentifying Redis DBs in useBy default, 4 instances of Redis run, to provide resilience and alternative storage methods. They are not set up to be highly available/replicated. They each are configured with 16 databases and no authentication. Host: … Continue reading

Memcache instances

By default, 2 instances of Memcache run, to provide independence between cache and session storage. Domain: memcached1.i Port: 11211 Domain: memcached11.i Port: 11211

Magento store migration proceedure

Table of ContentsStage 1 Stage 2 Stage 3 Stage 4 Stage 5 Stage 6 Stage 7So you’ve made the decision to move your Magento store? But there is one large caveat, the store is currently trading and downtime isn’t an … Continue reading

DNS Nameservers

When pointing your domain to Sonassi Hosting, you will need to use the following three nameservers. ns1.sonassi.com ns2.sonassi.com ns3.sonassi.com

Naming conventions

Each node has a specific naming convention to identify its role, our naming convention is pretty self explanatory, but here is a run-down of what each node does. Name Role Details dh Dedicated Host This is a physical server, the … Continue reading

Submitting a support ticket

Table of ContentsChargeable support / What is includedWhenever you need help, whether it is an emergency or trivial question - you need to send in a ticket to our team. You can do this via our support website: https://my.sonassi.com When … Continue reading