<p>Hi Krishna,</p>
<p>On Jun 12, 2011 1:53 PM, "Bernard Peek" <<a href="mailto:bap@shrdlu.com">bap@shrdlu.com</a>> wrote:<br>
><br>
> On 12/06/11 11:43, Krishna Birth wrote:<br>
> > I am not a techie and thus could any expert please say if there are<br>
> > any data centres in GB offering inexpensive, 'Bring Your Own Server'<br>
> > service with possibility to set up the India holy river water cooled<br>
> > PC into a server for hosting websites? Sorry if this mailing list<br>
> > post is a bit different to the what you are used to.<br>
><br>
> John's reply mentions a 1U server and I think that needs some<br>
> explanation. To make the best use of the limited space in a server room<br>
> it's usual to mount servers in racks. This requires all of the computer<br>
> hardware to be installed in cases that can be mounted in these standard<br>
> 19" wide racks. Ordinary desktop PCs take up far too much space and<br>
> colocation sites charge you based on the amount of space your systems<br>
> take up.<br>
><br>
> In 19" racks equipment is designed to use multiples of a standard unit<br>
> of height, 1.75". So a 1U server is 1.75 inches high by 19 inches wide<br>
> by up to a metre in depth. A 2U server is the same width and depth but<br>
> 3.5 inches high. Typical servers are 1U, 2U or 4U high. The colo centre<br>
> will charge you for each 'U' you use.<br>
><br>
> In order to fit the maximum amount of hardware into the minimum amount<br>
> of space the server manufacturers use the same type of miniaturisation<br>
> techniques that laptop manufacturers use. That means that ordinary<br>
> water-cooling equipment is unlikely to fit into a 1U case. A second<br>
> issue is that colo space is packed tightly with equipment owned by other<br>
> organisations who might be unhappy about having water-cooled equipment<br>
> in the same rack. So it might be difficult to get a colo centre to<br>
> accept your non-standard hardware.<br>
><br>
> There is an interesting possibility though. Would it be possible to<br>
> build a colo centre on the banks of the holy river and to cool all of<br>
> its servers with river water. Others who share your philosophy may be<br>
> willing to pay a little extra to get their web sites hosted in such a<br>
> centre.</p>
<p>I too find this an interesting possibility. Perhaps Indian holy river water has special cooling capabilities!</p>
<p>> So the answer to your question is that yes what you ask for is<br>
> technically possible but the problems with getting the idea implemented<br>
> are not technical in nature.</p>
<p>This is true. But I look forward to Krishna providing details of the thermal conductivity and specific heat characteristics of India holy river water.</p>
<p>Regards,</p>
<p>Andrew<br>
</p>