managing_install.md
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## Configuration
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-The SBGrid Software Suite is designed to be installed on a single computer at your site, which will then share that installation with all the workstations on your network via NFS.
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+The SBGrid Software Suite can be installed on a single computer at your site and shared via a network filesystem (NFS) with the workstations or compute nodes on your network.
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We refer to this computer as the site "master" server.
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-The master server will require at least 500 GB of free disk space on a case-sensitive file system and must run some variety of UNIX. The installation script will download the software branches you select, and then install a cron job that will run regularly to check for updates.
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+The master server will require at least 1Tb of free disk space, case-sensitive file system strongly recommended. This machine and must run some variety of UNIX (Linux, macOS, FreeBSD, etc).
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+The installation script will download the software branches you select, and install a cron job that will run regularly to check for updates.
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-Software installation and update are initiated from your local server at your site and downloaded from our servers. http is used to query our servers to check for update, and rsync is used to download the updates. Outbound HTTP, and RSYNC is necessary.
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+Software installation and update are initiated from your local server at your site and downloaded from our servers.
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+http is used to query our servers to check for update, and rsync is used to download the updates. Outbound HTTP, and RSYNC is necessary.
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+
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+NOTE - for Linux and macOS, the `sbgrid-cli` utility can be used to install and manage an installation. This approach has a number of benefits over the script-based install here.
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+[See the sbgrid-cli recommened installation page for more information](sbgrid-cli-admin)
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![NFS-based installation](images/site_diagram.png "NFS-based installation")
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| Branch | size |
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| ------------ | ------ |
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-| i386-mac | 300 Gb |
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-| x86_64-linux | 450 Gb |
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-| shared files | 15 Gb |
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+| i386-mac | ~400 Gb |
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+| x86_64-linux | ~600 Gb |
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+| shared files | ~40 Gb |
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[Size breakdown of titles in a typical installation](size_graph)
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