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

learn more… | top users | synonyms (1)

3
votes
3answers
2k views

SQL Server 2008 Underperforming - extreme slowness after migrating to new server

Last weekend we moved our production database to a new server. It's a Windows Server 2008 R2 Datacenter. On it is a brand new installation of SQL Server 2008 Enterprise Edition 64-bit. On Sunday, ...
4
votes
1answer
274 views

Determining amount and cost of cooling needed

I have a system that is using 2.02kWh per day, and I'm trying to figure out its heat output, cooling needs, and cooling cost. I've worked it all out to the point of determining the amount of cooling ...
15
votes
5answers
1k views

What is meant when IT Infrastructure people refer to the “Stack”

Can someone please define what exactly is the "Stack". I know its an industry term but its very vague. I am referring to Infrastructure terminology not "Stack" in terms of memory allocation.
4
votes
1answer
300 views

Receiving Cable/Satellite Television in Colo?

I am running analysis over many live TV channels (both broadcast and cable networks). Currently I have an office setup with couple of DISH receivers hooked up to HDMI capture cards in a machine ...
0
votes
1answer
219 views

new to server hosting, what do i need to know? should I? [closed]

I am planning (mostly hoping) to create and manage my own server for some python web apps, Apache/PHP/MySQL as well as a minecraft server. I have never hosted anything more complicated than a ...
7
votes
6answers
825 views

Rack layout for future growth

We're getting ready to move to a new colo facility and I'm designing the rack layout. While we have a full rack, we only have 12U worth of hardware right now: 1x 1U switch 7x 1U servers 1x 2U server ...
14
votes
7answers
1k views

Why are datacenters built over a wide area instead of using taller buildings?

I've seen a lot of datacenters pictures and it seems that the owners prefer to build them over a wide area instead of building them using taller buildings. Why?
44
votes
4answers
85k views

Splunk is fantastically expensive: What are the alternatives? [duplicate]

Possible Duplicate: Alternatives to Splunk? This has been discussed, but it has been several months, so it may be time to revisit it: Earlier discussion RE Splunk alternatives For the ...
0
votes
2answers
825 views

What is the average monthly production cost for big data centers like the ones for facebook, google or apple? [closed]

As per the question title, how much do large private data centres cost to run?
7
votes
3answers
6k views

Layer 4 vs Layer 7 Load Balancing

I am trying to decide between using a layer 4 load balancing solution for my datacenter or a layer 7 solution. Unfortunately (for my sanity, that is), my use case is simple enough that both solutions ...
0
votes
1answer
281 views

Data center router/firewall recommendations

I'm looking for help deciding on a new router for our data center equipment. Currently, we've got about 10 machines, each with their own firewall. I'd like to get them all behind a single router and ...
2
votes
2answers
417 views

guidelines for large Unix data center setup?

Are there any blogs/ recommended readings on how to setup/configure/manage large ( 500 + ) unix servers in a single / multiple data center ? I am trying to understand best practices, network design ...
0
votes
3answers
226 views

Hosted datacenter vs Cloud datacenter

What exactly is the factor that differentiate/classify/categorize/determine between a Hosted datacenter and Cloud datacenter? At an abstract level, if datacenter is a physical place where it is used ...
0
votes
1answer
59 views

getting started automating virtualization with powershell on windows

What are some good books or resources for learning automate virtual PCs on Windows DataCenter? I want to be able to build VPCs with both automated installs and from images, preferably via powershell. ...
14
votes
8answers
12k views

Avoiding DNS timeouts when a dns server fails

We have a small datacenter with about a hundred hosts pointing to 3 internal dns servers (bind 9). Our problem comes when one of the internal dns servers becomes unavailable. At that point all the ...
0
votes
2answers
288 views

Game Server Colocation [closed]

I am new to colocation. I am looking for a good place to host my server that would have around 5-10 Source Servers (Team Fortress 2). I am looking at maybe around 90 players at a time for now, players ...
0
votes
2answers
1k views

Datacenter IP Addressing and DNS Management

We are setting up a small Datacenter, about 300 amps power and max 50 racks, I have studied networking mostly Microsoft and Windows based systems , but I do not understand the IP addressing, DNS ...
0
votes
2answers
178 views

Moving to Data Center

Please, give me any advice. Our company has decided to move servers to a data center since we are having a major network traffic jam. The data center provides 100MB bandwidth and full 42 unit cabinet ...
3
votes
5answers
2k views

Use Cat5 or Cat6, UTP or STP in Data Center?

I'm about to buy cables for our first data center install. It's all Gigabit Ethernet. Should we use Cat5 or Cat6, UTP or STP?
1
vote
2answers
214 views

datacenter network change control best practices

I have been tasked with compiling a list of possible network equipment changes at a data center. The task includes tagging which changes need change control and which don't. Does anyone know of a ...
7
votes
3answers
3k views

How to correctly run cables on servers in a data center?

I've read about a few key points, e.g. run all ethernet cables on the right side, all power on the left side, but if possible I'd like to know what you guys do from experience? For example, how do you ...
3
votes
1answer
200 views

How does getting a a data center host work?

Dedicated servers are relatively easy: Find one of a tons of data center hosts out there, sign up, get your credentials, and your done. But the next level up, data center, doesn't seem to be so easy. ...
1
vote
3answers
3k views

Data Center Power Draw Calculation

I have a difficult time calculating the power draw of our upcoming server (Dell R710) and what that means in terms of how a data center will calculate power costs. Hopefully you can help shine some ...
2
votes
3answers
389 views

Monitoring server room power

I'm looking for a good way to audit the per-rack power utilization in an existing server room. Each rack is powered, for the most part, by a pair of single phase 30A/208v feeds. Is there something ...
0
votes
4answers
222 views

1Gbit/s dedicated connection in Seattle is enough for Asia and America?

I want to provide good quality web service to Eastern-Asia and America. Is 1Gbit/s in Seattle sufficient for common web applications and (if possible) real-time messaging, or I should consider another ...
1
vote
1answer
317 views

What tools, parts, accessories do you keep in your Colo?

I know Colo is less popular these days with the Cloud, but I thought I'd ask people what tools and extra parts, etc they like to keep in their Colo cages or racks. Here are some of my favorites: ...
2
votes
2answers
730 views

Ethernet full duplexity and collision confusion!

Folks, I am having a tough time figuring this out: in a full-duplex LAN segment are there any collisions to be taken care of when (i) There are only two stations connected point to point (ii) When ...
0
votes
2answers
248 views

Out of Band Access - what's your favorite Terminal / Console Server [closed]

I am looking for a 32 or 48 port Console Server for access to routers, switches console ports in our Colo - any recommendations? The devices it would connect to are mainstream (Cisco, HP, NetApp, ...
17
votes
1answer
1k views

How to correctly move a server inside a rack up and down

Maybe a bit stupid question, but Sometimes (rarely but it happens) I need to move a server in a rack 1-2U up or down. What do you think, which of the ways is the most correct and useful and why? ...
3
votes
1answer
128 views

machine hour cost in data center?

Anyone knows rough machine hour cost in large data centers (like those of Amazon, Google or Microsoft)? Cost I mean rough real cost to data center provider (like those of Amazon, Google or Microsoft), ...
9
votes
3answers
22k views

What does “cross connect” means in Datacenters?

I have been doing some research on Datacenters and this is one of term that i have yet to wrap my mind around. I would appreciate if someone in the field could explain in simple terms what exactly ...
1
vote
3answers
141 views

centrally administered voip solution for multi-office company

I've been playing with VoIP IP PBX solutions for a few months, but I'm trying to find a solution that will allow for the following: An IP PBX based in a data centre (where SIP trunks will ...
0
votes
4answers
477 views

Datacenter power failure failover

We recently had our datacenter's power go. We are protected by an SLA and use DNS to redirect users when a failure is detected. DNS isn't designed to do this by design. Is this the most practical way ...
0
votes
3answers
168 views

Data migration over WAN

I have 50 GB on servers in switzerland, that need to be copied over our wan connection. After the data is migrated we'll switch the users to our newer server based computing solution. The only ...
5
votes
3answers
2k views

Server Room Temperature Control - Does anyone have a similar setup?

Our Server room is located in the middle of our building and has no access to a window or outside ventilation. I had a quote done by a local heating/air conditioning company to install a room specific ...
1
vote
2answers
305 views

How to measure power usage effectiveness (PUE)

As part of a sustainability project I have been requested to measure the PUE of our server room. We have gross power usage figures from the UPS (and seperate supply meters) but nothing else. How in a ...
-4
votes
2answers
188 views

Fastest connection between servers in Switzerland(any city) and London. Best Datacenter [closed]

I've spend 2 weeks searching best datacenter to get fastest conection beetwen Switzerland (<50ms). Is anyone know about some good DC?
2
votes
2answers
205 views

How much logging is done in Data Centers? [closed]

How much data is usually logged in data centers? Now I mean by the actual facilitator, not the individual clients renting space.
1
vote
3answers
386 views

Data center Rack space providers with Dedicated/Unmetered 10Gbps+ packages? [closed]

The only provider I know is FDC and I was hoping you guys could help me compile a list for comparison? The only requirements are that they 1) have 42U rack space and 2) have dedicated/unmetered ...
1
vote
1answer
481 views

What information do I need for initial setup of BGP?

Hey guys, I will be installing a MikroTik BGP capable router into a datacentre tomorrow, I have almost no idea how to do this but luckily there is an identical mikrotik router that has already been ...
48
votes
8answers
2k views

How is fire spread in server rooms and datacenters?

Every now and then I read that a severe fire has happened in some datacenter, lots of equipment has been damaged and customers have gone offline. Now I wonder what is there to support and spread fire? ...
8
votes
2answers
5k views

How to step down voltage from 208V to 110V

I have some racks that will be fed by 208V/20A circuits. These circuits will be conditioned and battery-backed by the facility in which these racks will live. 99% of the devices in the rack will be ...
2
votes
2answers
540 views

Robot Datacenter Automation, can it be done? [closed]

To take the concept of automation to the most time consuming part of an IT infrastructure, rack and stack of a datacenter. What if there was a fully automated system of robots in a datacenter that was ...
4
votes
7answers
2k views

What tools, parts, and supplies should be kept in a data center?

I've been tasked with putting together a list of tools and supplies to keep on hand in a newly renovated data center. So far my list includes things that I think are fairly common (partial list ...
2
votes
5answers
609 views

Set up layer 2 vlan between 2 data centres

Our data centre provider operates 2 sites, and we currently have equipment in one and would like to have equipment in the second. They've told me that they operate a layer 2 vlan between the 2 sites ...
0
votes
3answers
890 views

Redundant APC UPS units, single server set up

We have a very relatively simple set up, looking for a very simple (reliable) solution: Setup: One Dell box with redundant power supplies running Windows 2003, plugged into two separate APC SmartUPS ...
8
votes
2answers
262 views

“Zinc Whisker” issues?

Good morning; We've been having intermittent power supplies failures in our data center that have been preliminarily attributed to "zinc whiskers". I'm just starting to read about them (I just ...
3
votes
6answers
365 views

Datacenter Colocation Phone

In my cage I don't get good enough phone reception. A phone that goes over the network also doesn't seem ideal for when I am working on the network. Do people have traditional phones delivered to ...
2
votes
2answers
611 views

2008 Datacenter over Enterprise

What are the advantages using windows 2008 Datacenter over Enterprise licensing ? Thanks.
2
votes
1answer
447 views

IIS7 failover cluster across datacenters

I have servers in two different datacenters with each datacenter getting static IPs. What I would like to do is setup the servers as IIS7 servers and allowing them to failover from datacenter to ...