Disk I/O check for Linux

[Jon Dustin]

>>> On 10/13/2008 at 7:30 PM, in message <48F511FC.B63 : 18 : 56163>,
<RaAL at sm-shoemart.com> wrote:
> 
> 
> The only I/O measurement built into Hobbit is the data collected from
> "vmstat", which gives you an overall measure of the amount of time
> spent waiting for disk I/O. This graph is not displayed by default; 
> you can make them appear on the "trends" page by adding
>    TRENDS:*,vmstat:vmstat1|vmstat5
> to each of the host entries in bb-hosts. That will give you a "CPU
> utilisation" graph that includes the I/O wait time, and a "Block I/O"
> graph showing the number of blocks read from/written to a disk device.

Sorry for hijacking this thread, but this is *mostly* on-topic.

Is there a way to make the above TRENDS setting for all hosts? I tried looking at hobbitgraph.cfg and hobbitserver.cfg, but could not determine any applicable syntax. 

PS - I like the added graphs.

Thanks for any assistance you can provide.

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Jon Dustin - Network Specialist
University of Southern Maine
Portland, ME  207-780-4152