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

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2answers
75 views

Remote administration in datacenters [closed]

Given that running a data center presumably requires BIOS level access to each server, which protocols (hardware & software) are most commonly used? I understand that KVM switches are fairly ...
1
vote
3answers
121 views

Do worldwide datacenters have global/standard unique code or name?

Some datacenter providers have 3-4 letter codes for their locations. However, it seems there is not international standards for this?
0
votes
1answer
846 views

How disable notifications in Centreon through Nagios?

I would like to disable some services notifications in Centreon through Nagios web interface. Does anybody know how do that in Nagios ?
0
votes
2answers
661 views

It is possible to visualize the load of an APC switched PDU for a specified period of time?

There are some APC PDUs AP7953 and now we think about a solution for check the load over a period. We don't need a 100% correct Value only a trend on which hours we have more load to localize peeks in ...
7
votes
2answers
638 views

What were your server room pain points, big wins and must haves? [closed]

Like many people on here I suspect, our server room has evolved over time. At the beginning we had a single server running Microsoft Small Business Server 2000 and it sat in the corner plugged in ...
0
votes
1answer
351 views

Windows Server 2012 Standard/Datacenter Additional License Install (4 cpu) Activate

I have a 4 x 10 core (80 threads) machine. I've installed Windows Server Datacenter 2012 and now I'm only able to use 2 CPUs. Windows Server Datacenter 2012 only allows 2 CPUs per license key. I do ...
1
vote
0answers
31 views

Can Forefront TMG server as an outbound chacheing solution to a web farm

We are to deploy several web servers in a datacenters. All running Windows 2K12 + IIS. I am not very familiar with data center best practices for deploying and maintaining web servers. In the office ...
0
votes
1answer
416 views

Load balancers, multiple data centers and url based routing

There is one data center - dc1. There is a business need to setup another data center - dc2 in another geography and there might be more in the future say dc3. Within the data center dc1: There are ...
4
votes
2answers
363 views

How to simulate air flow in a datacenter? [closed]

I have an idea for a datacenter architecture which, I believe, would be very effective in terms of passive cooling. I need to do air flow simulations to be sure that the idea is as great as I ...
10
votes
1answer
298 views

Standard Bolt Pattern for Racks in Datacenters

Is there a "standard" way of bolting racks down that is interchangeable between vendors? At our datacenter we've standardized on a Damac rack for our builds. Because we're building in volume, the ...
1
vote
1answer
47 views

IBM Tivoli Reclaim vs Update

What is the difference between TSM reclaim vs update? I have accidentally run the reclaim command on my offsite pool? Is it fine to run the reclaim command on offsite pool or is there a bad impact by ...
0
votes
1answer
520 views

What would my over subscription be for my network?

I have 24 racks with 20 servers each connecting to 2 by 48 x 10G switches in each rack (NIC teaming). The switchs then connects to another 2 by 48 x 10G switches in 2 aggregation racks. What would ...
2
votes
1answer
416 views

I'm considering using a Mineral-oil as a coolant for a submerged server. What fire precautions should I take?

I'm investigating different ways to safely and efficiently cool down one of our servers that uses two GPU cards for intense renderings that takes hours to complete. The overall system wattage is ...
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votes
1answer
1k views

Server 2012 Datacenter: does Microsoft charge per core or per processor? [duplicate]

For Server 2012 Datacenter do they charge per 2 physical cpu or per 2 cores? Example if I have an EVGA Classified SR-X motherboard with 2 Intel Xeon E5-2687W, 8 core cpus, will I only need to buy one ...
-1
votes
1answer
117 views

I have a firewall that supports 1Gbit ethernet ports but 1.4Gbit of traffic, can I make use of a 10Gbit pipe from the router in this case?

We're putting up a rack of servers in a datacenter which provides us either a 1Gbit pipe or 10Gbit pipe from the router (our choice, our package includes 10Gbit). But if we have a firewall which ...
1
vote
0answers
131 views

Is the Foundry BR-FGS624P switch stackable by adding the 10GbE ports, or is it never stackable?

I'm looking at buying a Foundary BR-FGS624P 24 port switch which will suit our purposes now, but thinking into the future I might like to stack the switch when we add a few more servers to our rack. ...
12
votes
1answer
2k views

What Data Center room routine maintenance tasks should be done?

Beyond the work done "inside" equipment (administration, programming, network config) there exists physical equipment and rooms. This physical room equipment needs care and feeding as well on a ...
24
votes
1answer
650 views

Zinc Whiskers in Data Centers

A message thread on this site from 2010 through an update in 2012 was on a server room that was closed due to zinc whiskers and they thought the flaking was from access flooring & its support. I ...
1
vote
1answer
377 views

MySQL Data Center Replication [closed]

I have a (possibly not so quick question) about the best way to set up a 'global' MySQL Database. I basically need to set up multiple MySQL servers in separate geographical locations that will all ...
0
votes
3answers
92 views

How to find best datacenter in China? [closed]

I guess this question would be applicable for most countries but in this case, more specifically: if you do not speak Chinese how to find top tier data centers in China?
1
vote
2answers
72 views

Is it necesary to purchase two Datacenter licences if your virtualization infrastructure includes two physical servers? [duplicate]

Possible Duplicate: Can you help me with my software licensing issue? We are looking to set up a virtualization environment. As I assume is standard this will include more than one ...
2
votes
2answers
719 views

Place server machines in relatively humid underground room during the summer?

My company has around 20 servers which we want to operate in an underground room, where the temperature over whole year ranges from 5°C to 28°C. The only thing I am worried about is that in ...
17
votes
8answers
2k views

Using Y power cables in a datacenter

I've always assumed that using Y cables from the PDU to redundant PSUs in the same server was totally acceptable practice, however I was recently speaking to someone that said that their colo wouldn't ...
8
votes
3answers
1k views

RedStation.com is heaven for ddos attackers, How to file complaint? [closed]

Sorry, I don't know where to open this subject. This is not the first time we have faced with a massive DDOS attack from one of servers in RedStation.com and even after we had contacted with their ...
1
vote
0answers
137 views

Rack tables across multiple data centers

Does anyone know how to create multiple site in RT? It works great for our current single data center set up however we are expanding to add a few more datacenters and I would like to have one ...
-7
votes
1answer
333 views

software for rack visualisation [closed]

Can you recommend any (preferably open-source) software for server racks visualization? Ideally it should be able to draw cable links between pieces of equipment, and should be scriptable to some ...
1
vote
1answer
241 views

Server room near the transformer units

Need to clarify what problems may arise from servers in the server room when a transformer station is at a distance of 10 meters. thanks.
-2
votes
3answers
122 views

How can I avoid having to tell my clients to modify their domains' DNS settings? [closed]

My web application requires that clients point their A records for their domains to an IP address that I tell them to point them too. Later, when I need to scale from 2 servers that I currently have ...
2
votes
1answer
69 views

Hosting websites in our Workplace custom-built datacentre

I'm faced with unique learning opportunity at work at the moment. Due to the slowdown (amongst other reasons), the powers that be at my office have decided to abandon our shared hosting providers ...
15
votes
2answers
427 views

What are the different classes of Internet Connection and how do they differ?

I'm looking for the technical differences between consumer and professional Internet connections. By "professional" I mean: The kind you can get at a datacenter The kind you can get at an office ...
1
vote
1answer
155 views

How Does EoR Design Work with Multi-tiered Data Center Topology

I just did a ton of reading about the different multi-tier network topology options as outlined by Cisco, and now that I'm looking at the physical options (End of Row (EoR) vs Top of Rack(ToR)), I ...
3
votes
3answers
386 views

Why are the prices for broadband bandwidth at data centers much higher than consumer/small business offerings? [closed]

The prices for broadband bandwidth at data centers are sometimes as much as 10x higher than for a typical small business/consumer connection, at least where I live. Now, I understand those are two ...
4
votes
4answers
154 views

Process for configuring network settings on a headless rack mount device

I'm with a small company that plans to sell a rack mounted network appliance which is configurable via a web interface (think of a router configuration page sort of deal), and I'm wondering in large ...
5
votes
2answers
885 views

Headset for phone calls in the datacenter

Datacenters are noisy places. On occasion it is necessary for an administrator or technician to troubleshoot a problem in the datacenter while on a phone call or conference call. Unfortunately, ...
0
votes
2answers
132 views

Match logical and physical network interface names

Our company planned to move their hundreds of servers (virtual and physical) to a brand new datacenter infrastructure. First, we have created a spreadsheet which lists the configuration of all the ...
-4
votes
2answers
131 views

What's the deal with using unreliable green energy in datacenters? [closed]

The news say that Google now uses 48 MW of electricity produced by wind turbines to power one of its datacenters. I've always heard that "green" energy is great, but it is unreliable - wind doesn't ...
2
votes
1answer
122 views

Forensics on Virtual Private servers [closed]

So these days with talks about having hacked machines being used for malware spreading and botnet C&C, the one issue that is not clear to me is what do the law enforcement agencies do once they ...
5
votes
3answers
4k views

If DNS Failover is not recommended, what is?

As a followup question to his very popular question: Why is DNS failover not recommended?, I think it was agreed that DNS failover is not 100% reliable due to caching. However the highest voted ...
224
votes
15answers
14k views

I've inherited a rat's nest of cabling. What now?

You know, you see pictures like below and sort of chuckle until you actually have to deal with it. I have just inherited something that looks like the picture below. The culture of the organization ...
11
votes
1answer
2k views

What is the proper way to manage cabling behind patch panels?

I have a 4-post 19" rack with a 72-port 2U quickport patch panel where horizontal structured cabling terminates. The cables are bundled and enter the rack at the rear. From the back of the rack, ...
1
vote
1answer
81 views

How to share data across two data centers? [closed]

Let say I have 2 data centers in 2 different cities. Datacenter A to serve city A, and datacenter B to serve city B. How do I achieve the following scenarios: Redirect users in each city to ...
-1
votes
1answer
3k views

What are EN, EP and EX platforms?

I keep hearing all these terms - EN, EP and EX level servers. What do these terms mean? What are they classifications of? How are they demarcated from one another? How are they different from the thin ...
7
votes
3answers
902 views

Source of PDU De-Rating?

In researching PDU's I have noticed most cite a derated current at the 80% level. For example, 30A is derated to 24A: Tripp Lite: Raritan: Does anyone have anything that shows what agency this ...
13
votes
2answers
12k views

How to manage a global VM startup order across the whole datacenter?

Suppose you have a fully virtualized VMware infrastructure: ESXi, vCenter, vMotion, HA, DRS, the whole package. Inside, you have lots of VMs, which at any given time may reside on one host or another ...
2
votes
1answer
1k views

How do I choose compatible rails for rack mounting my servers?

I am purchasing a rack mounted server and I have the option of also purchasing one of two types of railings: Rapid Rails for Dell Rack Versa Rails, Round Hole Universal Is there any difference ...
48
votes
3answers
2k views

Assessing equipment damage following a lightning strike - Should I have planned more?

One of my client's sites received a direct lightning hit last week (coincidentally on Friday the 13th!). I was remote to the site, but working with someone onsite, I discovered a strange pattern of ...
2
votes
4answers
1k views

How many hp dl360 g7 in a rack?

It might sound as "how long is a piece of string"? In my current job the process is to leave 1U spacing, with no blinders, between servers; this incurs a considerable loss of space, no event sparking ...
1
vote
1answer
293 views

Does Windows Datacenter Edition get patched centrally

I'm running an Amazon EC2 Windows 2008 Datacenter Edition instance. I tried to run Windows update on it a couple of times but it just seems to hang. Does the Datacenter edition get patched centrally ...
-3
votes
1answer
961 views

What are volume servers?

I am currently reading a lot literature about data centers. I often read the term "volume server" which seem to be some kind of standard server that we can rent today. However, I am not really sure ...
1
vote
1answer
153 views

Dell Blades or C-Series Rack servers for datacenter virtualization project [closed]

We have customers infrastructure hosted on physical HP boxes across several racks and finally we are planning to migrate them to Vsphere.Data is stored on NFS SAN.It was suggested to use c-Series Dell ...