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

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-3
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1answer
76 views

The Backup Paradox [closed]

I have been thinking about how large companies backup their data. I imagine that in some critical enterprises they must consider every possibility and can't afford to lose even one bit of data. Of ...
4
votes
1answer
113 views

Batch configure HP ILO from laptop

I need a method of setting over a thousand Ilo's on our HP DL360p Gen 8 servers (With hundreds more on the way!) Our environment doesn't allow for the use of any automatically assigned address such ...
3
votes
3answers
628 views

How is a private data center more secure than a public cloud?

I have customers in the financial services industry that insist that a SaaS hosted on public clouds like Amazon's are not as secure as colocation in a private data center. However, I can't find ...
-4
votes
1answer
63 views

Any app to manage a servers and remote console? [closed]

I can't find a software to manage servers, connect to remote console, reboot, power cycle, see temperatures etc, only if I enter by the management IP and one by one server. iDRAC, iLO are also part ...
0
votes
0answers
41 views

Do some network administrators assign MAC addresses with an unassigned OUI?

I am in a situation where I have observed MAC addresses on a network that do not belong to any assigned OUI range, and this is causing some issues. I suspect the cause here is a heavy use of ...
-1
votes
1answer
28 views

Rapid failover from one data center to another when the first goes down?

I'm building a global CDN and have a DNS service that will direct customers to the closest server. However I need rapid failover if one of the data centers e.g. Germany goes down users need to be ...
0
votes
1answer
149 views

Running CoreOS across multiple data centers -howto?

I'd like to use CoreOS as my base OS going forward. I run a lot of apps in multiple data centers, and I fully believe that I should containerize the lot. This has thrown up a lot of questions, ...
2
votes
1answer
45 views

Is there a better way than VPN tunnels to access local tools in remote DCs?

I have created a fancy interface which pretends to be an unified interface to access to different local tools located inside different datacenters. These tools are not accesible from the outside. To ...
5
votes
2answers
132 views

What is an acceptable secure time source in a datacentre environment?

GPS and NTP are two very typical time sources when accurate clocks are required. However, each has an important failing. NTP does not provide authentication of the time source, and so may be ...
0
votes
2answers
39 views

Migrating to a Data Centre

I am a software developer. My company is planning to take advantage of visualization and host its servers at a data center. I understand the difference between the cloud and self hosting at a data ...
29
votes
3answers
3k views

Illegal activities prevention system (child pornography, animal cruelty, …)

It is a very sensitive topic that requires a solution from our end. I have few servers that I rent to few people. I have all legal permissions and rights to scan over the servers. I want to prevent ...
0
votes
0answers
15 views

How can I enable debugging in zte switches running

We have recently bought some zte switches, they are affordable and have quite a lot of features. product page. At the moment we are having some issues with STP configurations when connected to a ...
1
vote
2answers
46 views

ip recognition is different

some months ago i bought a dedicated server from usa (http://www.dacentec.com/) datacenter. my ips are look like this : 162.248.243.blo blo blo when i check my ip in this site : ...
6
votes
3answers
979 views

Prevent being locked out when configuring SSH and iptables [duplicate]

When you are configuring iptables or SSH over SSH and the data center is thousands of kilometers away (and getting someone there to plug in a KVM is hard), what are some standard practices to prevent ...
41
votes
7answers
7k views

Why do we still use power supplies on datacenter servers?

Computers mainly need three voltages to work : +12V, +5V and +3,3V, all of them are DC. Why can't we just have a few (for redundancy) big power supply providing these three voltages to the entire ...
0
votes
1answer
45 views

Improving “first copy” timing to distant data center?

Background: Our production rollouts comprise of below high-level steps. Take golden copy of code from single staging source. Stage code to multiple datacenters. Modify the staged code to have ...
-1
votes
2answers
114 views

Upgrade existing Windows 2012 Datacenter to Windows 2012 Datacenter R2 [closed]

I am currently using Windows 2012 Datacenter and I would like to upgrade it to the Datacenter 2012 R2 version. Is the upgrade free from Microsoft? Or do I have to buy either an upgrade version or a ...
0
votes
1answer
122 views

What are the benefits of having a data center located geographically far away from your customer's office? [closed]

Was just reading through an article on data centers as linked: http://www.theage.com.au/it-pro/business-it/what-to-look-for-in-a-data-centre-20131122-hv3qj.html Appropriate quote from article below: ...
5
votes
1answer
104 views

Using more than 80% power on a circuit in a disaster scenario

We currently have two cabinets of equipment at our datacenter, and each cabinet is served by two 30A circuits. The facility is relatively new, and each circuit is (supposedly) redundant at the source. ...
2
votes
1answer
38 views

Confused about horizontal scalling

Please correct me if I am wrong but I guess handling more requests and load by adding more machines or balancing the load between multiple servers is horizontal scalling. So, if I add more servers, ...
1
vote
1answer
131 views

desperately need 110v from a 208v pdu [closed]

I'm in a bit of a pickle... We're moving a client's infrastructure to a colocation facility. We have redundant 208v/30amp PDUs. While installing today, we realized that the client had a small ...
1
vote
2answers
341 views

Individual licenses needed for guests on 2012 datacenter? [duplicate]

I think I may not be 100% clear on Microsoft's licensing model for Server 2012 Datacenter edition. I have read that datacenter entitles you to run unlimited VMs, but Standard only allows you to run ...
1
vote
0answers
138 views

How can i detect and diagnose local network problems on a multi-server environment?

I'm a software engineer who trying to detect (and solve if possible) weird local networking problems since 2 weeks on multi-server hosting environment. We bought 3 dedicated boxes with 32GB ram 8 ...
3
votes
5answers
284 views

Multiple electrical supplies in a server room

Our server room has four cabinets (not fully utilized) and is supplied by several electric circuits from two different electrical services. Some of the equipment is 208V from a 3-phase service and ...
0
votes
1answer
139 views

Changing ip address of exchange server 2007

We've been planning to move our Exchange Server 2007 organization to a new data center. We're physically moving all our servers and assigning them new IP addresses.I've done literally all procedures ...
0
votes
2answers
618 views

Move VMDK files to different datacenter [closed]

I am looking for a possible methods to migrate VMs from vSphere 4.1 to new vSphere 4.1. What is the best way to do this minimal downtime? I want to know how to migrate an virtualized active directory ...
1
vote
2answers
91 views

Any drawbacks for using same time zone configuration in Data Centers across time zones? [duplicate]

I operate almost entirely in one time zone. Supposing a Data Center in another time zone, it would make sense to configure the machines in that data center to use my time zone, and not local. Are ...
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votes
1answer
394 views

Datacentre Rack naming convention with flexibility for reassignment of server roles [closed]

We are just shifting across to a new rack and until now have used names of cartoon characters. This is not going to work anymore, and need a better naming convention. Physically i would like to name ...
0
votes
2answers
95 views

Can a datacenter read my passwords if I'm using KVM over IP? [closed]

Is it truth that datacenters can read my passwords over KVN over IP interface when I ask them to connect it and I'am forced to enter ssh pass/encryption pass (OS install,etc) ? I colocated the server ...
1
vote
2answers
258 views

How to connect a data center network to a cloud provider with VPN

We have our production environment on EC2 classic, and we have a lease on some servers in a managed hosting environment. We would like to put a portion of our backend service in the data center, but ...
6
votes
1answer
228 views

Do I have an under-voltage issue in my data room I need to address?

I recently had a UPS fail to do its job during business hours because I didn't realize it had already reached the end of its useful life. Yes, the battery was old and, yes, I should have manually ...
20
votes
4answers
968 views

What to look for in a datacentre ethernet switch

This is a Canonical Question about choosing a network switch for a datacentre When shopping for a networking switch that's going to be going into the top of a datacentre rack, what specific ...
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votes
2answers
70 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
110 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
499 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
302 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 ...
4
votes
2answers
498 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
266 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
28 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
201 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
273 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 ...
9
votes
1answer
250 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
40 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
291 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
321 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 ...
-2
votes
1answer
494 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 ...
0
votes
0answers
89 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
99 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
596 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 ...