is a facility used to house computer systems and associated components, such as telecommunications and storage systems

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2
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1answer
284 views

Datacenters in Angola / Africa

I'm not sure if this is SF-appropriate but I've a client that wants to open his websites to the African market (specially Angola), the problem is that the websites that are served by our American / ...
1
vote
1answer
614 views

Cassandra nodes in multiple data centers

http://www.cs.cornell.edu/projects/ladis2009/papers/lakshman-ladis2009.pdf : "Cassandra is configured such that each row is replicated across multiple data centers." So in that case is it good to ...
0
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4answers
195 views

data center in poland [closed]

Could you recommend some datacenter in Europe/Poland ??? Tier-3 or Tier-2.
6
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10answers
14k views

Rack layout tools

I'm wondering if there's any tools (preferably offline) that would allow me to layout all of the new equipment that will be going into several standard racks. Currently I'm using Excel to map out all ...
2
votes
5answers
398 views

Colocation payment policy? - does it depend on electricity?

I've used a colocation service for about 3 months. This is my first touch to run web servers in a data center, so I don't have any idea and information about server hosting (or colocation). Now, I'm ...
0
votes
1answer
246 views

Solution for TC / server closet in TIGHT area?

A non-profit volunteer organization that I do some admin work for is in the process of planning a major renovation to their building, which is more or less a converted house (no basement, uninsulated ...
0
votes
4answers
506 views

Datacenter Backup Strategy

What are common approaches to backup solutions in remote data centers? I am already familiar with general backup principals and have a very good backup strategy for our local data center but am ...
5
votes
3answers
682 views

Calculating how Much Power is needed For Servers

How do I calculate how much power I need for my servers / switches / routers? This is needed when moving into a datacenter. I figure I should just add up the wattage on all the power supplies even ...
1
vote
2answers
3k views

Data center vs Data warehouse

I've heard both of these terms used frequently. What is the difference between a Data center vs. a Data warehouse? Are these terms interchangeable?
2
votes
7answers
1k views

Power and Cooling Cost compared with Server/Hardware Cost

Has anyone done, or is aware of any, calculations to compare the cost of power and cooling compared to the cost of hardware (servers) in a typical data center? This is to compute a true total cost of ...
1
vote
3answers
232 views

Moving co-location facility (managed network to unmanaged)

Our current co-location facility provides a managed network environment (e.g. firewall, etc.) for our servers. We are considering a new co-location facility that offers us more rack space and higher ...
0
votes
3answers
6k views

Windows Server 2008 Datacenter - How to obtain product keys for installing guest VMs? [duplicate]

Possible Duplicate: Can you help me with my software licensing question? My company has just recently purchased a server with Windows 2008 Datacenter. We plan to virtualize dozens of ...
0
votes
3answers
216 views

Data center equipment vendors? [closed]

I'm wondering where people purchase their data center / server room components from. In particular, I'm looking to install an Emergency Power Off switch in our server room and have been looking for a ...
8
votes
15answers
3k views

Best floor of a tall building to locate your server room or data center [closed]

What reasons would you give for locating data centre in the basement instead of a upper floors?
4
votes
7answers
471 views

What's the benefit of using “containers” in the datacenter as opposite to regular installation

I have just seen this video: Google container data center tour What is not quite clear to me is, what's the benefit from placing the servers inside containers?
-1
votes
2answers
288 views

What are the best hosting companies in the world? [closed]

My client is a startup and he needs a world-class website on some of the best hosting providers in the world. Page loads should be fast, we can't have servers not responding and going slow, support ...
2
votes
6answers
1k views

How to disable destructive database commands?

Most sysadmins would understand the risk of destructive commands like DROP or DELETE being executed by hackers to the SQL databases they manage. Is there a way to completely disable such commands from ...
2
votes
4answers
367 views

Redundant Data Centers

I currently have an ASP.NET web app running on a cluster in a data center talking to a SQL Server DB. I need to make this setup redundant with a hot-hot DB in another data center as well as a ...
2
votes
3answers
1k views

how to find a good data center?

At my start-up, we're getting to the point where we should be hosting our servers at a data center. I'd appreciate any tips and tricks y'all can offer on finding a reputable place to colocate our ...
1
vote
3answers
206 views

Anyone have an example topography of an ideal shared/vps server setup at a colo/data center?

I am looking into options for building a data center at a colo for the purpose of using it as a place to host shared server websites, as well as virtual private servers. NAS/SAN solutions, load ...
12
votes
6answers
5k views

free tool for datacenter documentation [closed]

Is there any free tools out there that can help to better document at datacenter, for information like servers in a rack, the group port it is connected to and etc?
5
votes
9answers
2k views

Management of Static IP Addresses in the data center

The university where I work uses DHCP for the vast majority of our IP addressing needs. Workstations and the like. However for servers we obviously use static IP addresses. The current method to ...
11
votes
5answers
3k views

How do you deal with server noise? Hearing loss?

So we all work on servers, and some of us work around them as well. The sound is annoying and bad for our hearing. I wear earplugs when in the datacenter or earbuds which act kind of like earplugs ...
2
votes
13answers
661 views

What is the most creative IT solution you've ever come up with? [closed]

I'll start. I was working the night shift at a data center and a snowstorm knocked out our power. One of our Generators failed, but it was the one that controlled the AC. Nobody else could make it in ...
6
votes
5answers
395 views

NOC Situational Awareness

In our NOC, we maintain situational awareness of all physical security zones (reactive video feeds), some basic information about the physical characteristics of the data centers, the weather and a ...
47
votes
17answers
9k views

Do you skip a rack unit between servers?

It seems like there's a lot of disagreement in mindsets when it comes to installing rackmount servers. There have been threads discussing cable arms and other rackmount accessories, but I'm curious: ...
35
votes
34answers
36k views

Monitoring server room temperature

I have a small server room with its own AC unit. Recently, the AC died, and the temperature increased from 70 F to > 90 F. We rarely go in this room, so I was lucky that someone happened to notice ...
21
votes
16answers
1k views

How have you saved green by going green?

For the purpose of this question, I am interested in server/datacenter related hardware. Have you had any measureable amount of ROI by swapping existing hardware to more "green" or energy efficient ...
5
votes
7answers
832 views

Rackmount Power: NEMA 5 or IEC C14?

Here in the USA, most consumer power strips seem to make use of NEMA 5-20R connectors - they look something like this. However, in the rackmount/datacenter world, I see a lot of power distribution ...
44
votes
14answers
94k views

What is the correct temperature for a server room?

When I was working in our server room, I noticed that it was very cold. I know that the server room has to be cold to offset the heat of the servers, but perhaps it is TOO cold. What is an ...
3
votes
2answers
1k views

Preventing packet storm on VLAN

I've got a connection in a datacenter where the network provider gives me two Ethernet connections. They're supposedly hooked up to the same VLAN, such that I can wire them up to my switch and only ...
13
votes
2answers
14k views

Ideal humidity for a server room?

Most equipment is rated for a wide range of humidity (5 to 95% non-condensing, for instance). However, what is the ideal humidity? Higher humidity carries heat away from equipment a little better, ...
17
votes
13answers
2k views

Physical server security

A lot of time and columns are spent discussing securing a server from outside attacks. This is perfectly valid because it's easier for an attacker to use the Internet to break your server than it is ...
9
votes
2answers
1k views

How can you predict the amount of cooling needed for a particular piece of equipment?

Every summer we have to shut down some equipment due to a combination of outside temperature and high load. The air conditioners just can't keep up. As we cycle in new equipment and cycle out old, ...
39
votes
7answers
4k views

Cable Management Policy

We've all seen good and bad examples of cable management. What are objective, measurable requirements that can be used in a policy to maintain cabling order in the rack/server room/data center? ...