opensolaris

DynDNS Updates without a Client

My new hosting provide Strato offers DynDNS. I was searching for a DynDNS client for my OpenSolaris Home Server, but a small bash script does the job as good as any other client.

Virtual Network Visualization

OpenSolaris supports virtual networks using virtual interfaces connected with virtual switches.
This feature was introduced with Project Crossbow in OpenSolaris 2009.06.
To visualize the internal network(s), I created a perl script which takes the output of dladm show-link and dladm show-linkprop -o link,value -p zone and generates a dot-File, which then can be rendered using Graphviz.

fstyp

''fstyp'' reports the type of file system.
With the ''-v'' (verbose) option reports even more informations.

Memory Usage of a Solaris Container (Zone)

Last week one of my servers ran out of RAM and Swap. Shame on me for not monitoring that, but it's now.

As the server is running several zones, my first question was: Which zone is eating up my RAM? So, here are the commands I used.

Home Server Goals

As Constantin suggested, here is a list of services, which my home server should provide:

ZFS Playground

This small demo shows the basic ZFS operations.
You will need a Solaris 10 or OpenSolaris host and 1,2GB of disk space.

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