Computer hardware is the collection of physical elements that comprise a computer system.

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13
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8answers
8k views

What hardware makes a good MongoDB Server ? Where to get it?

Suppose you're on dell.com right now and you're buying a server to run your MongoDB database for your small startup. You will have to handle literally tens of thousands of writes and reads per minute ...
12
votes
4answers
506 views

Understanding NVMe storage and hardware requirements

I'm a bit confused about the recent developments in PCIe-based storage, particularly as it relates to the NVMe specification and its hardware compatibility. While I've worked extensively with SSDs in ...
0
votes
0answers
22 views

HP Compaq 8200 Elite SFF won't boot from USB drive. Solution [duplicate]

Can't get an HP 8200 Elite Small Form Factor to boot from USB. (MP8200 Elite SFF PC) BIOS version: J01 v02.15 ME Firmware version 7.1.3.1053 Tried on two different computers, with same BIOS version ...
1
vote
3answers
615 views

What is recommended size of hard disk for a Server?

I have heard that large hardisk >= 1TB are not recommended on the server because they can cause synching issues if one fails + their chances of failure is greater over a longer period of time as the ...
25
votes
8answers
3k views

Consumer (or prosumer) SSD's vs. fast HDD in a server environment

What are the pro's and con's of consumer SSDs vs. fast 10-15k spinning drives in a server environment? We cannot use enterprise SSDs in our case as they are prohibitively expensive. Here's some notes ...
-2
votes
0answers
11 views

Picking correct chassis and power supply for rackmount server? [closed]

I'm looking to build a small compute node for my lab. I am looking to buy a Dell 40N24, 4x Opteron 6172s, and 64gb of ECC DDR3 ram. I'm now trying to figure out how form factors work for these types ...
1
vote
0answers
10 views

I shouldn't use both RDIMMs and LR-DIMMs on the same motherboard, right?

I tried to use on the same motherboard at the same time: Three LR-DIMM memory sticks, Four RDIMM memory sticks. The server refused to start; when I use either three LR-DIMM sticks or four RDIMM ...
0
votes
2answers
54 views

What is the maximum ProLiant DL580 G3 SCSI or SAS drive capacity, and are only HP drives permitted?

I was recently given a free HP ProLiant DL580 G3 configured for SCSI drives from out of a datacenter. I understand that this is an older unit, and reliability may be questionable at best, but in my ...
4
votes
2answers
201 views

Interconnecting options for server rack and network rack?

This is my first post on Stack Exchange after years of roaming around. I'm having difficulty deciding on a rack setup that meets our company's needs for scalability, management, and future proofing. ...
21
votes
5answers
2k views

SSD head / cylinder / cluster details

A customer of ours makes industrial robots that run on very old, but stable, hardware and software. The only bottleneck has always been the hard drive in these moving machines. Due to constant ...
-1
votes
0answers
9 views

Required hardware resources for a webserver [duplicate]

I am going to run an online store that is estimated to reach 300-500 concurrent users. The application is based on Yii framework. Please tell me the hardware required for running this store ...
0
votes
0answers
46 views

Can I use a home-grade router to configure network for openstack cloud?

I'm trying to deploy a multi node openstack configuration using three physical nodes running SUSE Enterprise 11 SP3.(Controller, compute-1 and compute-2). I created a private network ...
0
votes
2answers
3k views

Upgrading a PERC h310 to a PERC H710 mini RAID controller on a Dell R620

I have an ESXi 5.0 Free license host using an internal Datastore (RAID 5, 5 Disk) that was configured with a Dell PERC h310 RAID controller. The disk performance was very poor, so I upgraded to the ...
-1
votes
0answers
25 views

IBM x3690 x5 Light Path Diagnostic Circle of Death Mainboard Failure?

I have serious trouble with a x3690. After moving it to a new server rack it won't startup. After connecting the server to power supply the Light Path Diagnostic LEDs turn wheels. The normal ...
-2
votes
0answers
15 views

What is the key point to select Server for Database vs Server for Website [duplicate]

I would like to know, what is the key point to select between Server to used for Database (ex. used for store all data, select / insert / update all transaction) Server to used for Website (ex. ...
-3
votes
2answers
41 views

How To Tell If The CPU Is Dead [closed]

Hi i have a computer i use as a server (ubuntu 14.04). Recently it stopped working, but i don't know how to diagnose what hardware might be damaged? i have plugged in a monitor and when i turn the ...
6
votes
5answers
457 views

What is a a good serial-to-USB adapter? [closed]

Serial ports on devices are still used for many things, especially on network devices. However, most modern laptops no longer have serial (aka "COM") ports. So what I'm curious about is: what is a ...
0
votes
1answer
974 views

ECC CE (Correctable Error) occuring every 5 minutes exactly

On one of our computing nodes I am getting ECC CE (correctable errors). What is a little bit peculiar about is is that errors are not massive, just a single occurrence exactly every 5 minutes. ...
1
vote
1answer
930 views

What's the point of Load Balancing between multiple SSID on the single wireless AP device?

I have a Cisco WAP4410N AP device. Since yesterday, it is supposed to serve a network of about 15 (max 20) clients at the same time, but not all clients will be using bandwidth simultaneously, since ...
2
votes
1answer
550 views

HP Proliant DL380 G3 not booting. Error “1611 fan 7 not present” after changing power supply

I inherited an HP proliant DL380 G3 some years back and it's been working faithfully as a games/web/build server. At some point during the past year where I haven't been using it the power supply ...
0
votes
3answers
866 views

What are the minimum specs for Ubuntu server to host a subversion repository? [duplicate]

I need to build an server (Ubuntu 9.10 server) to host source control (subversion) from my house. What are the minimum specs (processor and RAM) to do this with good performance? I'll need to buy ...
-2
votes
1answer
258 views

Recommended server specs [closed]

I'm looking to purchase a new server. My use cases are as follows: Primary OS will be Win '08 running SQL '08 as a development server. On my current server I also run WAMP for LAMP stack ...
-2
votes
4answers
70 views

When should I consider a 2 socket motherboard for Server? [duplicate]

We are buying a new server and the idea of dual socket motherboard comes up. Is 2 socket motherboard worth the price and hassle for an application that hosts a couple of websites and databases for a ...
-2
votes
0answers
13 views

TV Channel website with Live streaming server hardware configuration [duplicate]

We are developing a TV channel website with live streaming on it. We are expecting medium traffic, but in special events we expect at least 10.000 ~ 20.000 viewers. What options do you think i have?. ...
0
votes
0answers
41 views

Physical stats of cable modems

I am interested in what physical stats are available for cable modems and what they say about that modem. I can think of the that sound important to me: The ability to cope with strong or weak ...
0
votes
1answer
124 views

R610 PERC 6iR - Incompatible with SATA

I purchased a couple R610 servers which has been a constant source of frustration lately. I got a heck of a deal on them with a single 2.93 Ghz processor and 96GB RAM, so I cannibalized one and got a ...
2
votes
4answers
258 views

Power supply reliability

Is a larger-capacity power supply likely to live longer than a lower-capacity supply, even if they both have plenty of capacity for the system they're on? For example, say I have a system where the ...
2
votes
2answers
216 views

HP microserver gen8 - Win server 2012 r2 does not see the internal HD - asks for a driver

I have just taken delivery of the base spec Microserver gen8. I have installed a WD 1Tb drive in slot 1, and the BIOS/RAID controller finds it. However when I come to install Win server 2012 r2 it ...
0
votes
0answers
32 views

windows server 2012R2 hpc diskless nodes min hardware requirements [duplicate]

We are evaluating how to build a clustered video encoding server based on Intel Quick Sync. This means we need Windows on the compute nodes and the Intel graphics driver needs to run. So we consider ...
-1
votes
2answers
3k views

Problems with DL380 Gen9 Smart Array

I recently bought a ProLiant DL380 Gen9, i've had some trouble getting it up and running...I ran the ProLiant SPP ISO to uprade firmwares but felt the system became less stable as a result, at one ...
0
votes
1answer
17 views

Underclocking/undervolting AMD Opteron Processors to lower TDP rating

How does one safely lower the TDP rating of Opteron CPUs? I am willing to sacrifice some power, but wish to keep stability. Background: I have a TYAN S4985 Motherboard with 4 quad-core Opteron 8380 ...
17
votes
4answers
12k views

What happens when the USB key or SD card I've installed VMware ESXi on fails?

An SD (SDHC) card installed in an HP ProLiant DL380p Gen8 server running VMware ESXi just failed :( I encountered some ominous looking messages on the vCenter console and in the HP ProLiant ILO event ...
0
votes
3answers
3k views

Is it possible to use a blade server without the chassis?

Call me stupid, but is it possible to use an IBM BladeCenter HS20 server as a standalone unit without the BladeCenter?
2
votes
10answers
11k views

server is beeping

Walking by the server closet I noticed that one of our servers (namely the one that hosts the company software/data) is beeping: low-high repeat. As soon as it started, I backed up all of the data ...
1
vote
3answers
3k views

Clear the fault LED on an IBM x3650 M4 after accidental disk insertion and removal?

The server had a disk added, and then the operator realized they put the disk in the wrong server, so they pulled it out again. No harm done, the server is running and the disk was never actually ...
3
votes
1answer
113 views

HP B120i RAID0 very slow to read data from disks

I have a HP DL320e g8 v2 server running CentOS 7.1 (kernel 3.10.0-229.4.2.el7.x86_64). This server comes with a B120i onboard SmartArray controller, and it was configured with two identical 3TB ...
2
votes
3answers
216 views

Cost of running a specific server based on consumption

I have ventured across many sites in the last 3 days with no real definitive answers. Attempting to price a near to true value of the running cost of a specific server based on consumption and not ...
7
votes
2answers
55k views

What is the difference between RDIMM vs UDIMM

I don't quite understand the differences between the two besides the obvious price differences. What does each offer over the other?
2
votes
2answers
147 views

Why does a ZFS resilver scan the entire pool?

I have a zpool where I have just replaced a failed disk, and started a resilvering to the new disk. What I don't understand is, why zpool status says it want to scan 129TB, when the size of the vdev ...
10
votes
4answers
18k views

Incredibly low disk performance on HP ProLiant DL385 G7

As a test of the Opteron processor family, I bought a HP DL385 G7 6128 with HP Smart Array P410i Controller - no memory. The machine has 20GB ram 2x146GB 15k rpm SAS + 2x250GB SATA2, both in Raid 1 ...
1
vote
3answers
35 views

How can I enable caching on the RAID card or Hard Disk(s)

I've got a HP ML350 G5 server running 6 disks as two RAID-5 configurations. This server has been notifying me of an empty battery on the E200i card. This seems to result in disabled cache: read and ...
-1
votes
1answer
31 views

HP Proliant DL360 G6

I am working on a HP Proliant DL360 G6 Server.. When I boot it up, it shows the first screen, then a command was prompted that the Server will shut down in 5 seconds, due to Processor Fan failure.. ...
1
vote
2answers
141 views

X5690 compatibility + HP DL360 G6

Does anybody know if the X5690 is compatible with the HP Proliant DL 360 G6? I got a pair of X5690s and a DL 360 G6 but i am unable to get any video signal. The fans spin up like crazy and that is ...
-4
votes
1answer
63 views

how to define hardware and network requirement for future software system [duplicate]

my team is starting to work on creating functional and technical requirements for big software. As a part of this assignment we are asked to provide well grounded hardware requirements. I have no ...
1
vote
2answers
42 views

Having trouble mapping solaris drive paths to physical disks

I have a supermicro box with 24 drives in front and 12 drives in back. It's running x86 solaris 10 with zfs. Here is the output of zpool status: NAME STATE READ WRITE ...
13
votes
4answers
1k views

Copy Linux host to new hardware

I need to do host to host migrations from old hardware to new hardware. Specifically, from HP BL460G7 to HP BL460G8. Both the old and new servers have 2 x 600GB 2.5" drives and are configured for ...
3
votes
2answers
577 views

Proliant ML350 G3 System board failure

My ProLiant ML350 G3 Tower server's system board has gone bad after it had an inch of its lower edge in rain water. I have a SCSI controller Smart Array 532 with six (36GBx3 and 146GBx3) under RAID5 ...
-4
votes
2answers
87 views

Does this hard disk match with the HP ProLiant ML350 G5?

I've got an offering for the 300 GB SAS 10K 2,5" hard disk. Will this fit in my HP ProLiant ML350 G5 server. The description in the manual isn't that clear. I'm just don't want to buy something that ...
4
votes
6answers
782 views

Leatherman tool for administrators? [closed]

I have only been able to find threads about software tools on this subject. Is there any multi-purpose tool out there for it-administrators? I am thinking of something like a leatherman tool - ...
-1
votes
1answer
70 views

HP ProLiant DL360p LSI 9211-8i

I want to bypass the Smart Array Controller built into the HP ProLiant DL360p Gen8 (P420i) with an LSI 9211-8i (I need JBOD or pass-through support). Can anyone tell me how to accomplish this? Edit: ...