Changes between Version 1 and Version 2 of Installation/Nodes


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Timestamp:
Jul 21, 2011 10:19:09 PM (13 years ago)
Author:
jhickey
Comment:

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  • Installation/Nodes

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    88== Setting up the MFS for testbed nodes ==
     9
     10These filesystems are PXE booted over the network via TFTP and allow us to perform various parts of node maintenance.
     11
     12There are three different MFS (memory file system) images that come with DETER/Emulab. 
     13
     14They are:
     15
     16 * The Admin MFS
     17  * Primarily used to create new operating system images using imagezip and ssh
     18 * The New Node MFS
     19  * This is the default image for nodes not explicitly listed in dhcpd.conf.
     20  * Has scripts to try to identify what type of node is being booted based on node_type variables.
     21 * The Frisbee MFS
     22  * This image is used when loading an operating system image onto
     23 
     24The reason all these tasks are split up among multiple images is to keep the image size down since they are booted over the network.  With faster networks, these images will likely be rolled into a single Linux based image in the future.