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

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1
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0answers
101 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
1k 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
598 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
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1answer
261 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
80 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
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2answers
68 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 ...
0
votes
1answer
64 views

what is difference between data center manager and data center administrator [closed]

can anyone bring out the difference between what is expected from a Data Center Manager and a Data Center Administrator?
2
votes
2answers
611 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
7answers
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
985 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
118 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
268 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
177 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.
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3answers
121 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
68 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
369 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
123 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
323 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
147 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
562 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
106 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
121 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
103 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 ...
-1
votes
2answers
74 views

What are some SMART Criteria I can use when comparing “green” datacenters? [closed]

I'm looking to reduce my carbon footprint and want to find a "green" datacenter. There are so many ways to define a "green datacenter' I'm looking for examples of SMART Criteria such as 20% of ...
5
votes
3answers
3k 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 ...
211
votes
15answers
12k 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
69 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
2k 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
625 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 ...
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 ...
45
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
939 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
230 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
662 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 ...
0
votes
1answer
139 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 ...
0
votes
2answers
115 views

How to treat a request in DHCP from an unknown host?

I have quite few dhcp request from unlocated hosts, like: dhcpd: DHCPDISCOVER from 00:25:90:54:91:b7 via eth0: network eth0: no free leases Whats the best way to locate the host querying the dhcp? ...
3
votes
2answers
293 views

Wattage Per Square Feet as a Measurement

I am used to looking at collocation providers where in U.S. are given as AMPs per rack (assuming 120V). I am looking into a place that rents space for servers which is listed as: "250 Watts per ...
1
vote
4answers
392 views

Is 2-5 ms between web and database server appropriate? (Different Datacenters)

I currently have a dedicated web and database server running in datacenter (DC) 1. Im about to expand with yet another web server in datacenter 2 that will talk to the db in DC 1. The latency ...
-1
votes
1answer
188 views

What software can I use for datacenter hardware monitoring? [duplicate]

Possible Duplicate: What tool do you use to monitor your servers? We've got a mix of Dell and HP servers in a colo and I'd like to have a hardware monitor so that we know about failed ...
1
vote
2answers
63 views

Why would a company treat its web server hardware setup as confidential? [closed]

Recently I was reading a blog post (in Russian) about a huge datacenter. Commenters asked to show shots of racks with equipment installed by customers. The authors declined saying that customers ...
7
votes
3answers
328 views

DataCenter Certification

What kind of acceditations exist for a datacenter? I am not asking about process accreditation. Not ITIL, not ISO 20000. I am asking about an accreditation for the datacenter itself. As far as I can ...
0
votes
2answers
143 views

What's difference between private datacenter, and public cloud datacenter [closed]

I'm very confused to understand what a cloud datacenter actually is. In my experience, the main services of a data center are the following: Renting rackspace Rack colocation Server locating on ...
-8
votes
5answers
206 views

server migration in data center help & suggestions [closed]

We have about 15 Windows 2003 and 2008 servers at our data center, which host hundreds of different sites and databases. We have to move them to a new rack from 5th floor to 3rd floor. This move ...
6
votes
3answers
1k views

Open source DCIM stack?

Our 500-server data center is growing quickly and my manager has started investigating using a specialized Data Center Infrastructure Management (DCIM) package to help manage constraints. DCIM ...
1
vote
3answers
3k views

how find datacenter using a ip address related to that datacenter? [closed]

I have a vds and it's really good! I have some problems with my reseller of that server because of their support. I want to buy a server from that datacenter directly. How can I find that datacenter ...
6
votes
2answers
419 views

Tool(s) for labeling cables with unique ID numbers

We are looking to (finally) implement a cable labeling procedure. We already have a labler. Now we need a system to maintain unique IDs not related to anything. I thought of getting a tally counter ...
1
vote
5answers
1k views

database sync across servers in SQL 2008R2

as we are in the process of expanding of businees, now we are stepping a ahead to add few more datacenter, now we have a requirement where we need to sync the production database with other ...
1
vote
1answer
187 views

Inter DC traffic from L2 to L3

I'm doing a graduate degree in Data- and Telecommunication and as part of my last year I'm doing a project within a company. My company wants me to redesign their inter-datacenter connections, ...
11
votes
2answers
1k views

Using 48v for servers

I'm currently in the middle of a process to specify and design a new server environment for graphics and video rendering. We know we want to use blades, and we're pretty sure of our vendor decisions. ...