Question

How does Linux Shared Hosting NG work?

Answer

This article provides information about Linux Shared Hosting NG in Operations Automation (OA):

  • General information about NG Hosting
  • Best practices
  • Known issues
  • Troubleshooting techniques

NG Cluster Architecture

The following picture illustrates the general NG Cluster architecture: servers, their roles, the links between them, and data flow.

The simplified scheme of request processing in NG hosting is illustrated below:

NG Cluster servers and services

#133988 WebHosting Linux NG webspace structure

#114327 NG Load Balancer

#114328 NG Caching Server

#114331 Apache NG module

#114332 Director

#114333 Configuration Database (CDB) server

#114334 NSS Plug-ins

#114335 Web servers

#114336 NFS Shared Storage

#114337 CloudLinux LVE features

Limitations

#114349 Linux Shared Hosting NG Limitations

Customization

#114350 Custom quota management scripts

#114351 Custom Load Balancer scripts

#114353 Custom Web Server scripts

#114354 Custom php.ini

Resource Configuration

#114397 Resource Configuration

Migration from Standard Linux Shared Hosting

#114400 Migration

Known issues

#114407 Known Issues

Troubleshooting

#114384 General Troubleshooting Guidelines

#114406 PHP Issues

#121938 Service 'nscd' start causes inaccessibility of NG web-sites

#131383 WebHostin Linux in CCPv2

Internal content