Re: Data centre info

2009-05-07 Thread Shawn Hammer
On May 7, 2009, at 7:25 AM, Deric Kwok deric.kwok2...@gmail.com wrote: Hi all Any suggestion about data center 1/ to put on the switch in rack? eg: top. middle or bottom position 2/ There is no raise floor - adv - disadv Thank you for your information We like to see switch gear in the

Re: Data centre info

2009-05-07 Thread JC Dill
Shawn Hammer wrote: Not having raised floor doesn't matter so long as cooling is delivered properly to the racks (top down, in row, or in rack), Why do you believe that it is proper to deliver the cooling top down? Heat rises! The cool air needs to be delivered to the bottom (raised floor)

Re: Data centre info

2009-05-07 Thread Ingo Flaschberger
Dear Deric, Any suggestion about data center 1/ to put on the switch in rack? Top eg: top. middle or bottom position 2/ There is no raise floor - adv hot/cool corridor solution (air-condition standing between racks, apc has solutions) easy cabling - disadv you can not hide cables

Re: Data centre info

2009-05-07 Thread Seth Mattinen
Ingo Flaschberger wrote: - disadv you can not hide cables I think well-dressed visible overhead cable arrangements look kind of cool. I'd rather see nice cables than a hidden rat's nest. ~Seth

Re: Data centre info

2009-05-07 Thread Paul Wall
On Thu, May 7, 2009 at 12:53 PM, JC Dill jcdill.li...@gmail.com wrote: I've never been happy with the room temps or equipment temps in any data center that used this blow cold air from the ceiling approach.  But hey, if it works for your equipment, more power to you.  I encourage all my