Questions tagged [rack]
A rack is a frame or enclosure in which servers, networking equipment, and associated equipment is mounted. For questions about the Ruby framework, use the tag ruby-rack.
204
questions
0
votes
1
answer
215
views
Use of dual-port NIC
I was wondering, what is the purpose of a dual-port NIC on a blade compute unit, in the context of a datacenter rack, like which of these configurations is more in line with modern datacenter ...
1
vote
1
answer
42
views
Nice server rack cabling - with higher bandwidth?
Is that even possible?
No, not being snippy here.
Cat 5/6 you get in a lot of lengths. Nice. Shorter one, larger one. QUIT flexible, doo.
Then you hit 10 o r 25 or in this case 100g. The DAC (Direct ...
0
votes
4
answers
781
views
Is it possible to place your own equipment with AWS/GCE/Azure?
Is it possible to host/colocate your own rack servers/equipment in Google's/Amazon's/Microsoft's data centers?
Google has an option for hosted private HSM but explicitly notes that this is not a ...
1
vote
1
answer
115
views
Matching rails to a server and rack
I have acquired a number of Gigabyte GS-R22PHL systems, which came without rails. Manuals and website make no mention of rail kits, and Gigabyte is not a huge seller of datacenter hardware, which ...
0
votes
1
answer
124
views
What kind of slide rails do I need?
I need to install two servers from Supermicro in a 19" rack with round holes on the vertical rails. The Repon slides that came with the servers typically install in a 19" rack with square ...
0
votes
1
answer
787
views
Will 'Desktop' RAM work in a Rack Server?
I am very new to Rack servers and am exploring options for RAM.
I am looking at the Dell PowerEdge R710 I have found this PDF which explains memory requirements. It however does not mention ECC, ...
19
votes
4
answers
4k
views
Plugging in a server rack with UPSes into a room that has its own UPS backup issues
Thank you everyone who's responded. There's been a common theme in some of the responses that I wanted to clarify since I wasn't clear in my original post. This is an upgrade that will replace their ...
2
votes
0
answers
38
views
Server Rack Relocation...Least Bumpy Option?
So I have a floor-standing half rack on wheels. Something similar to this --> https://www.amazon.com/StarTech-com-Portable-Server-Rack-Cabinet/dp/B006ZLV5HA. It's loaded up with server equipment ...
2
votes
1
answer
934
views
How to upgrade APC Rack PDU?
I have an APC Rack PDU AP7920 (hardware revision B2, manufactured 07/21/2012). When I log in via telnet I get:
American Power Conversion Network Management Card AOS v3.3.4 ...
1
vote
1
answer
883
views
Grounding of a server rack on wheels
I have a 42HE 19” server rack which houses a bunch of equipment (UPS, PDU, server, network, ...). It has wheels so it’s easy to move and it stands on a concrete floor.
The rack is out of metal and ...
-2
votes
1
answer
223
views
What will I need to create a web server out of an R710? [closed]
I recently got hold of an R710 (DELL PowerEdge) & want to use it to host multiple sites.
I did not come with any HDD’s but I was told I need one with Windows Server.
I currently host my sites on a ...
-2
votes
1
answer
315
views
What are the advantages and disadvantages of tower and rack servers
I would like to know what are the advantages and disadvantages of tower servers on rack-mounted servers and vice versa.
In terms of performance, safety, cooling system, maintenance...
I want to know ...
0
votes
1
answer
163
views
Patch panel with J45 Cat6 female/female connectors very fragile connection
I have a patch panel with the following female/female CAT6 RJ45 snap-in connectors in my cabinet:
It basically serves as a pass-through for the cables at the front to the cables at the back and vice-...
7
votes
3
answers
9k
views
How to decrease humidity level in a server room
We have a small server room and the humidity level inside the room is far from the ideal. We have been measuring it between 60% and 68% for 3 months. Ambient room humidity inside the building is about ...
-1
votes
1
answer
218
views
iLO Interface connections of storage device in the server rack [closed]
I have a setup of 3 racks. In each there are 2 storage server (HP DL560 GEN8) and 4 compute server (HP DL360 GEN8) and 2 control planes (HP DL360 GEN8) and on top of the rack 2 patch panels. Above all ...
0
votes
1
answer
257
views
How compatible are rack-mount server rails across different manufacturers?
I have a bunch of rackmount chassis manufactured by Chenbro which were sold without rack-mount rails.
I have an opportunity to purchase a bunch of second-hand rack-mount rails manufactured by ...
0
votes
0
answers
401
views
Must a patch panel be initially terminated in the rack?
If Cat6 Ethernet cables were terminated to a wall mounted patch panel, is there a method to move the patch panel to a rack (without having to cut them and reterminate them)?
Is a patch panel coupled ...
0
votes
1
answer
404
views
Can a Vertical PDU be mounted in an enclosed rack?
I purchased an enclosed 12U rack as well as Vertical (0U) PDU, but can't figure out how to mount it in the rack vertically.
I assume I need to mount it on the side posts of the enclosure, since, if I ...
0
votes
2
answers
69
views
How to work out the rack requirements for a specific machine?
first time trying to work out what rack to get for a specific machine.
The machine I am looking at is 1U and 400mm (15.5 inches) deep.
I am hoping to be able to use a 450mm (17.7 inches) deep rack ...
0
votes
2
answers
88
views
Is there a command to physically identify a particular Allied Telesyn switch in a rack among multiple switches?
I have several identical older Allied Telesyn switches (model AT-FS8326) mounted in a rack without any labeling. I know their IP addresses and I have the access to their CLI over the SSH protocol. I ...
0
votes
1
answer
141
views
Migrating tower servers to a rack sytem
We have a small office but I'm starting to see the benefit of a rack. We have:
Windows Server as a DC and for file hosting.
Linux machine for the phone communications.
DVR for the cameras (rack form ...
1
vote
1
answer
244
views
Redundant power solution in datacenter rack
We have two racks in a datacenter, currently powered by two independent sources. All devices are distributed across four different power extenders, and a few critical ones are first connected to a UPS ...
-4
votes
1
answer
49
views
Replace HDD Cage with another one
I have a HP Rackmountable 2U Server (HP ProLiant SE326M1). This Server has a P410i Raid Card with a hdd cage for 25x 2.5" SAS HDDs. Since 2.5" SAS HDDs are pretty expansive, I want to replace the cage ...
0
votes
2
answers
244
views
What kind of server rack is this? (Type and possible manufacturer)
I'm not sure what kind of server rack this is or what to call it (half-height, open/etc.) When identifying this rack in the field, what would you call it as a description to someone over the phone?
...
2
votes
2
answers
219
views
What is the name for the pieces of metal in a rack that cage nuts are installed into?
You would not believe how much consternation this simple question has caused my office. :)
When installing cage nuts to mount rails or equipment, the nuts are clipped into a piece of metal with ...
-1
votes
2
answers
402
views
How can I adjust the name of a process I run?
I have a rack/ruby application on a server. I run it as follows:
nohup rackup -o 0.0.0.0 -p 1234 &
In the output of "top" command it appears as simply "ruby"
PID USERNAME THR PRI NICE ...
1
vote
1
answer
300
views
Rack PDU with IP control and surge protection
Im speccing up a new 16A PDU for a 42u rack build, i need a PDU with IP control so that i can power cycle devices remotely. But I've noticed that most PDUs with IP control don't have surge protection ...
0
votes
0
answers
58
views
Stabilising feet for HP rack
I have inherited a HP 10636 G2 42U rack and I'm trying to work out the stabilising feet. Here's a photo of one of the corners (the castor is visible behind the metal bracket): https://i.stack.imgur....
-3
votes
1
answer
87
views
Server Rack setup, correct? [closed]
I plan to build my server inside a rack.
It is pretty simple but not cheap so I wanted to know if everything fits?
Parts:
-https://www.amazon.de/Serverschrank-stehende-Schrank-Traglast-RAL7035/dp/...
2
votes
1
answer
115
views
Rack Power Draw Reliability
I am responsible for several racks worth of gear, and as part of a datacenter efficiency project, I need to move some gear around.
One constraint I'm running into juggling these servers around is ...
1
vote
1
answer
3k
views
Cable management in cabinet and between cabinets
We currently have three cabinets that over time have turned into a spider web. These racks host
Servers (power an ethernet connections in the back).
Network switches, Firewalls, Routers etc. (all ...
0
votes
2
answers
768
views
Choosing the correct server rack width
I am required to setup a server rack 42HE that keeps some 2HE rack servers with following dimensions:
89 mm (H), 437 mm (W), 647 mm (D)
The rack i want is a 19" one and available in these dimensions:...
1
vote
1
answer
330
views
How is air-flow designed in closed racks?
I have seen (older) racks which are fully-closed. For example similar with plexiglass doors:
Or with metal doors without any grid/holes. Are such racks designed for data-centers with raised floors ...
0
votes
3
answers
2k
views
Difference and compatibility between IBM, Dell, HP server rails
There are 3 main builders of pizza box format servers (19" - 1U, 2U…):
IBM
Dell
HP
They all three sell their own rails for the standard or proprietary bay to mount their devices in racks.
But what ...
0
votes
2
answers
345
views
Rack server with NVidia or ATI GPU
For testing our software product we need to generate raster images on a machine with a ATI or NVidia Workstation graphics adapter. Currently we keep a external desktop machine connected to the rack ...
1
vote
1
answer
433
views
What are the considerations which decide the server Dimensions in Rack Servers?
In a DataCenter, say a rack is 42U high. Some rack servers in that rack can be full-width and 1U high, while some servers can be half-width and 2U high. Yet others can be half-width, 1U, but double ...
0
votes
1
answer
530
views
Experiencing lower inter-rack ethernet speed compare to that of intra-rack
I have a cluster with 32 machines. The first 25 machines are on the first rack and the rest 7 machines are on the second rack.
Each rack has a 1Gbps Ethernet switch. The network communication between ...
2
votes
1
answer
357
views
What is "Node Composing" in Intel RSD?
Intel Rack Scale Design (RSD) has some concepts like "Disaggregated Hardware" and allows "Node Composition", but I am not able to find what exactly this is or how it works.
EG If a rack has 4 servers,...
0
votes
1
answer
48
views
Can an OS utilize all 4 nodes (4 x 2(22 core) CPUs=176 cores) in a server rack like C6320?
Are the 4 nodes in the C6320 utilized as 4 different sets of CPUs in a hypervisor?Or can they be all used under one OS?
Can all of them being used in a 22 x 8 = 176 core system in say Windows?
0
votes
1
answer
1k
views
Using an earth bonding plug for grounding server rack enclosure
Can an Earth Bonding Plug be used to connect a server rack enclosure for the purposes of electrical grounding from a safety perspective?
I've read How do I ground a network switch? (among other ...
0
votes
1
answer
2k
views
Are Rack-Servers always loud? [closed]
So,
I'm thinking about getting a rack server (one blade) at home for stuff like gameserver, rendering, webserver, cloud etc but I'm worried about the loudness of the fans.
I've only seen one single ...
1
vote
0
answers
97
views
19" network rack shelf depth?
I am wishing to buy a network wallmount 19" rack, with a gross depth of 400mm.
How can I know in advance what is the maximum depth of a shelf and what should be the minimum free space between the end ...
0
votes
2
answers
161
views
Mounting equipment that only occupies half the depth of the cabinet?
I'm a bit naïve at all of this (sorry!), but I have to install a bunch of equipment in our co-location facility.
We have a switch that only occupies half the "depth" of the cabinet. How do I mount ...
4
votes
2
answers
3k
views
Is there a best placement of hot hardware in a rack to maximize convection cooling for the whole rack?
To maximize convection cooling in a rack, does it make a difference whether the hottest items are at the top or bottom? If so, which produces the most cooling and why? Please limit answers to ones ...
0
votes
3
answers
926
views
Can any standard rack server or enclosure be mounted on sliding rails?
I'm looking to buy an empty rack-mounted enclosure (2U to 4U) to fill with some custom equipment. One of the requirements is that we can easily open the enclosure top and access the contents ...
1
vote
1
answer
103
views
Has anyone purchased an AcoustiRack?
Looking for first hand experience with an AcoustiRack. Noise is fairly important. The main concern is heat. The unit will have a few Dell servers r510, r620, VRTX fully loaded, 2 APC UPS 2200va.
...
0
votes
1
answer
3k
views
Message from application: cannot load such file -- puppet/util/command_line (LoadError)
I have configured puppet with passenger (using - https://docs.puppet.com/guides/passenger.html AND http://www.olindata.com/blog/2014/09/setup-puppet-master-passenger-and-apache-centos ).
[root@a-...
0
votes
1
answer
96
views
Cooling Solution for CCTV Rack
I'll do my best to provide a clear question. I'm not a network/server guy...just a young controls/systems engineer who knows enough to be dangerous :)
My company is working on a major controls ...
1
vote
1
answer
51
views
Access unreachable foot of server rack?
I have a server rack that is in the corner. Pushed it there with the installed casters. Instructions seem to be to raise the rack off the casters using the adjustable feet. Problem is I can't reach ...
1
vote
1
answer
164
views
In a 42U server rack with 12 very hot 2U-nodes, what is a good configuration? All nodes at the top or bottom?
Currently we cannot fill the 19" rack completely. So we have 12 GPU nodes, 2U each. The 42U rack is connected to a cooling unit that blows cold air in front of the computers, sucking in hot air from ...