Editing Munin
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- | + | =How To Install Munin Node= | |
- | [http://munin.projects.linpro.no/ Munin] is a system measuring tool which gives the user a wide range of graphs spanning hours, days, weeks and months. An example set of | + | [http://munin.projects.linpro.no/ Munin] is a system measuring tool which gives the user a wide range of graphs spanning hours, days, weeks and months. An example set of graphs is show [http://ostatic.com/files/images/Munin-%5B1%5D.png here]. |
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Munin is much loved in the SysAdmin community because of its flexibility and the way it can be extended by writing plugins for the monitored systems, and particularly because the plugins are very easy to write, with a [http://muninexchange.projects.linpro.no/ community resource for sharing them]. | Munin is much loved in the SysAdmin community because of its flexibility and the way it can be extended by writing plugins for the monitored systems, and particularly because the plugins are very easy to write, with a [http://muninexchange.projects.linpro.no/ community resource for sharing them]. | ||
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Installing it on Maemo is quite easy as it's architecture independent, being basically a perl process which invokes scripts. The only trick is knowing to bypass certain dependencies during installation, and a few tweaks in the configuration. The installation has to happen from the command line as root. | Installing it on Maemo is quite easy as it's architecture independent, being basically a perl process which invokes scripts. The only trick is knowing to bypass certain dependencies during installation, and a few tweaks in the configuration. The installation has to happen from the command line as root. | ||
- | + | ==Installing On Diablo== | |
- | + | Diablo is effectively a relatively dated release of arm debian linux, so you have to get the packages from a debian archive. | |
Login as root to a command shell and fetch the packages. You probably want to fetch them to your flash memory card rather than clutter up the system file space. | Login as root to a command shell and fetch the packages. You probably want to fetch them to your flash memory card rather than clutter up the system file space. | ||
fetch the packages as follows | fetch the packages as follows | ||
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# cd /media/external/download | # cd /media/external/download | ||
- | # wget | + | # wget |
- | + | </tt> | |
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- | </ | + | |
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Once fetched, install them thus | Once fetched, install them thus | ||
- | < | + | <tt> |
- | + | </tt> | |
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- | </ | + | |
- | + | ==Configuration== | |
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The only things you need to do are to permit your munin master monitoring machine to contact your tablet, to set the host name, and to restart munin-node. | The only things you need to do are to permit your munin master monitoring machine to contact your tablet, to set the host name, and to restart munin-node. | ||
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/etc/init.d/munin-node restart | /etc/init.d/munin-node restart | ||
</pre> | </pre> | ||
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Verify you can now talk to your tablet from the munin master node thus by firing up a shell and typing the words in bold:<br /> | Verify you can now talk to your tablet from the munin master node thus by firing up a shell and typing the words in bold:<br /> | ||
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<tt> | <tt> | ||
# '''telnet gorgonzola.example.com 4949'''<br /> | # '''telnet gorgonzola.example.com 4949'''<br /> | ||
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- | + | =Configuring the Munin Master= | |
- | You configure the munin master exactly as per the munin documentation; simply add the tablet to the | + | You configure the munin master exactly as per the munin documentation; simply add the tablet to the /etc/munin/munin.conf file like this |
<pre> | <pre> | ||
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use_node_name yes | use_node_name yes | ||
</pre> | </pre> | ||
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You don't need to restart anything, the next time munin runs it will pick up the changes. If you have done it correctly the graphs will begin to appear in about ten minutes as tiny specks on the right. There are troubleshooting pages on the munin wiki. | You don't need to restart anything, the next time munin runs it will pick up the changes. If you have done it correctly the graphs will begin to appear in about ten minutes as tiny specks on the right. There are troubleshooting pages on the munin wiki. | ||
Good luck and enjoy your newly-metered tablet! | Good luck and enjoy your newly-metered tablet! | ||
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[[Category:Power users]] | [[Category:Power users]] | ||
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Learn more about Contributing to the wiki.