[ILUG] Elara's HP server

Paul O'Malley - gnu's not unix - ompaul at eircom.net
Sun Mar 22 01:18:04 GMT 2009


keith wrote:
>  >Link to the actual offer please Tim!
>  >
>  >cheers,
>  >Robert
> 
> http://www.elara.ie/products/detailsfull.asp?productcode=ECE1466838
> 
> 
> fwiw, im currently using an old Toshiba "brick" laptop (PII, 135mhz 
> ,64mb ram) for firewall (ipcop) and an HP desktop (Vector VE, PII 
> 400mhz, 256mb, 1x20GB, 2x500GB ata) for file/print (ClarkConnect 4.3) 
> for 5 users.
> 
> I dont know what the lappy uses but the Vector PSU is rated at 90 watts.
90watts 24/7/365 at 11 cent a unit (lets say you have such a deal)
=607 euros in euros or thereabouts - if it is running at 85 percent of 
max power it is still over 500

now lets work a cheaper new box with costing about 350
running 14 watts 24/7/365 (and kernels with wake on lan make this number 
lower) = 94 euros in power or thereabouts

you could have two of the cheaper boxes running (failover if you really 
needed it) and payback is less than 1.25 years

ohh while you are at it look at the cost of getting a good kernel that 
does power scaling on a bigger more modern box (like the one Tim is 
pointing at) and pay more to get better scaling and all of a sudden you 
have different calculations and a "hardier box" to work with

the brick .. well that would be running at about 25 watts it will be a 
little lower than the PSU can deal with ...

have fun thinking about the arithmetic if you do get lower power boxes :)

key questions as asked earlier, what is the function, and how sustained 
is it

P.



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