The hardware tag has no wiki summary.
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0answers
12 views
Unable to find Barcode Scanner [migrated]
I have an a Symbol barcode scanner model LS2208 that I'm trying to use on a couple of Windows XP machine. The scanner uses RS-232 for its connection.
On the first machine, everything works great. I ...
1
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3answers
78 views
Backup a large library
I have a relatively large library of about 50TB that I need to back-up on at least a weekly basis. Currently, the video content is stored across an array of raided 3TB hard drives. I would estimate ...
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2answers
96 views
What is faster hard drive system for a server, SSD, SAS, RamDisk?
I hope this is the correct section, this is my first time here, I have a question please.
I think that a lot of people are asking this question in this period.
We are managing a server of a game ...
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0answers
28 views
Server is crashing - kernel panic - screenshot
Can anyone decipher whats going on in this screenshot : http://i.imgur.com/pJ8FV.jpg
My server keeps going down, my host rebooted it and took a photo of the monitor for me
Server config:
AMD 945 x4
...
0
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0answers
20 views
Problems when sending sms for more than 12 hours with at commands
I did a software that send sms via at commands with my gsm modems but I figured out that when it stay about 12 hours sending, the connection with com port fails, then i plug off it and plug on and it ...
1
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2answers
63 views
SQL Server 2008 R2 / 500queries a sec
I am running an application that query the database a lot, around 500 queuries (insert/update/select) each second. I want to buy a dedicated server to run that application, there are mainly 3 tables ...
0
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1answer
26 views
TL-WR1043 stop working [closed]
I have TL-WR1043ND with one of the latest firmware version (3.13.5 Build 111122 Rel.55501n)
and I need to reboot the device too often, because it is stop to work (no ssid broadcasting no internee ...
6
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1answer
58 views
Are keys for HP ML 150 G6 chassis all the same?
Recently we dragged a heavy box next to the HP ML150 G6 Server which had a chassis bezel key sticking out of it. So the bezel key broke in half.
Is it possible to buy just a replacement key or they ...
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1answer
28 views
Do AM3 sockets support AM3+? [closed]
I am looking at upgrading my CPU. My motherboard supports AM3, and the CPU that I am looking at is AM3+.
So my question is, do AM3 sockets support AM3+ CPUs?
My motherboard is a ASUSTeK ...
1
vote
2answers
183 views
HP Compaq 8200 Elite SFF won't boot from USB drive
Can't get an HP 8200 Elite Small Form Factor to boot from USB. It's done so in the past & the USB boot drive works in a different machine (HP 8440p laptop).
Have tried upgrading BIOS (from 2.09 ...
-1
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1answer
95 views
How to tell if a motherboard is UMA or NUMA? [closed]
I want to build a very parallel (at least 24 cores) AMD opteron (bulldozer) system.
I'm looking at some motherboards and I can't figure out if they're UMA or NUMA (uniform memory access vs ...
1
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12answers
463 views
What is the best approach to wiping all data off a HDD instantly? [closed]
Just wondering in case something happens and I need to wipe all my data right away. I don't care if the drive is unusable after wipe.
9
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4answers
348 views
What effects do magnets have on HDDs and SSDs? [closed]
What do magnets do to hard disk drives and solid state drives upon contact?
-1
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2answers
63 views
New server: use for SQL Server or Windows (Web)? [closed]
I picked up a new Dell R410 2.8 Ghz 12M cache 32 GB Ram RAID-1/RAID-1 for a good year-end deal. It was purchased mainly to replace my Dell PowerEdge 2850 which is my main WEB server. I run Windows ...
2
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4answers
106 views
Can a switch be noise reduced?
We have a 24 port switch in a metal closet, and despite this, it still makes a great deal of noise.
Are there ways to noise reduce switches?
8
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2answers
133 views
Are branded backplanes useable without specific controllers?
I can't find a disk enclosure which I like, so I'm going to build a custom one (if nothing else, that'll teach me to be picky...). I've got a few HP SAS backplanes lying about, but I'm wondering if ...
1
vote
2answers
110 views
rack mountng questions
1) Do you have to use a sliding rail when mounting a server in a rack cabinet, or Can you just screw the machine directly into the cabinet?
2) What size are the screws that go in the front and back ...
12
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5answers
220 views
Windows 2008 R2 AD servers on fanless flash based systems
We have a number of branch offices where having an AD/DNS server would make a big difference to user experience. The following characteristics apply:
There is no air conditioned server room, and no ...
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1answer
46 views
Hardware Sizing for Video Apps [closed]
I need to do the Hardware sizing with following input:
600 concurrent users
200MB size video file access
Users wll connect with streams with 64 KBps bitrate / 512 Kbps bit-rate
Need to support 4 ...
2
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0answers
71 views
What are the risks of running a database on a server without ECC RAM? [closed]
A lot of branded servers come with ECC RAM, but it is expensive.
For a database server or other critical servers, what would be the impact of not using ECC RAM?
Data corruption? (I suppose the ...
0
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0answers
26 views
Intel ME Initialization Failed on DQ45CB Motherboard
I have some Intel DQ45CB's (running BIOS version 0075) inside MDG desktops that seem to be exhibiting some sporadic behavior. When I power on an affected machine, immediately after POST, I sometimes ...
1
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2answers
92 views
What are the usb ports for on Cisco routers?
Most of the new routers I've seen have (2) usb ports. What are they for?
3
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1answer
76 views
Why do server vendors always ship them with disabled hardware virtualization support? [closed]
Possible Duplicate:
Enabling hardware virtualisation BIOS; anything to beware?
This, which seem to be common practice for all hardware vendors, has been bugging me for a while: why is ...
1
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2answers
114 views
Determine the motherboard/chipset type on FreeBSD box
I need to know what chipset / motherboard type for a FreeBSD box.
Is there a quick way to do that without ports ?
Thanks
0
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1answer
48 views
Is there such a thing as a wireless access point that isn't also a client?
I come across a lot of technical literature that talks about a device being a "wireless access point/client/bridge", or "AP/client/repeater", or "AP/Client".
I understand that bridging and repeating ...
16
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3answers
405 views
Replacing Hard Drives [closed]
I was wondering if it is a good idea to replace a hard drive in a (fairly) system-critical database server after a certain number of years of use, before it dies.
For example, I was thinking of ...
1
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2answers
160 views
How do I get my HP servers to email me when a drive fails?
Ideally, with as simple of install as possible and without requiring rebooting the servers. Mostly for DL380 G5's if it helps. Thanks.
0
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1answer
87 views
Converter to use Sata HDD with IBM eserver x236
We have an old x236 machine with 2 70-GB SCSI disks installed on Ultra320 SCSI connector (check out the hardware manual). Now, we are planning to buy a new server in future and x326 would act as a ...
1
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1answer
118 views
Poor hard drive performance
I have nearly two identical servers, the only difference between the
two is the version of Linux and the Hard Drive. Server 1 had (what I
think) is a better drive, therefore the performance should be ...
9
votes
1answer
118 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. ...
4
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5answers
271 views
If you don't need to cram more disks in the same space, do 2.5“ hdd have any advantage over 3.5”?
Nowadays many server systems use 2.5" hard disks, afaik because they can put more spindles in the same chassis and maybe they use less power. When I don't need / cannot put more disks, is there any ...
0
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4answers
232 views
16 HDD bays in an off the shelf standalone server? [closed]
We currently are using custom built servers as standalone backup machines (using rsync/zfs snapshotting). They run freebsd (just so we can use ZFS) and have 16 SATA HDD's in them all connected as ...
0
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2answers
72 views
Most important hardware criterions for virtualization [closed]
Just hoping this won't be closed so i try to ask exactly as i can.
I'm in a need to buy a new server but my idea is to do many things as i can under virtualization. Because i'm a newbie in ...
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2answers
160 views
Is it possible to recover a Hard-disk even after formatting and rewriting all space with new data?
Some coworkers and I are discussing about Hard-disk recovery and one of my coworker said that is possible to recovery a HD even after formatting and rewrite all your space again.
The argument of my ...
1
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2answers
206 views
ext4 filesystem corruption — maybe hardware error?
I'm getting these errors in dmesg after about half an hour after I turn on the computer:
[ 1355.677957] EXT4-fs error (device sda2): htree_dirblock_to_tree: inode #1318420: (comm updatedb.mlocat) ...
1
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1answer
96 views
Why can't I install KVM?
I'm running on an Intel i7 930. I'm new to virtual machines and linux. I'm trying to learn how to use and install KVM. So I used VirtualBox to install Debian 6 64-bit. So I got the VirtualBox up. I ...
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2answers
61 views
What is this terminology and how is it applied?
What is it called when multiple physical servers share resources amongst each to act on behalf of a single opperating system or application for a common purpose? I think Microsoft calls it ...
1
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4answers
386 views
HP ProLiant DL180 G6 Fan Noise?
Recently i did bought an HP ProLiant DL180 G6
Everything is OK except fan noise , it's too loud. I did some research but found nothing useful , I just wanted to know if there is anything I can do ...
2
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2answers
151 views
Is this hard disk dead?
Not sure, is this right site for this Q, but let me try
Last time i have problem with hard disk.
Sometimes its do strange sound, and i get it from logs:
$dmesg | grep ata4
[29409.945516] ata4.00: ...
2
votes
1answer
51 views
What is the difference between concurrent sessions and IPsec/VPN sessions?
Our company is looking at hosting our software with an ASP model of distribution and we're looking at firewall hardware to protect our data center. My question is what is the difference between the ...
1
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3answers
80 views
Need advise on choosing aws EC2
I'm planning to host a website where in the first phase I would target 30,000 users. It is in php and runs on Apache server.
I'm assuming 8,000 users can be online in worst case scenario and 1000 of ...
0
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1answer
129 views
Disk is spinning down each minute, unable to disable it
I played with spindown and APM settings of my Samsung discs and now they spin down every minute. I want to disable it, but it seems it does not accept any of the spindown time or APM values. Nothing ...
-1
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1answer
86 views
Hardware for SQL Server database [closed]
I need to calculate hardware for SQL Server. The application is business data-driven application with 500 requests per second. We plan to buy server with 4 intel Xeon CPU and 64 Gb RAM. Is it ...
3
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2answers
62 views
Will a freebsd installation run on a different system without reinstalling?
I want to move my freebsd 8.2 installation from a dual-core AMD machine to a quad-core intel machine. Ideally I'd just like it to re-detect all the changed hardware and load whatever drivers it needs ...
0
votes
1answer
91 views
Building Own Hypervisor Hardware, And Looking For A Parts List [closed]
We are thinking of building our own hypervisor hardware (in high volumes) for our virtualized hosting platform, instead of buying from Dell. Our model is small virtual machines 256MB of memory, and ...
1
vote
5answers
152 views
HP DL380 G3 2U For Basic Web Server in 2012
I have an opportunity to pick up a used HP DL380 G3 2U for $100. I'm looking for a basic entry level web server that I can host a small - medium size website on and more or less learn the ins and outs ...
42
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9answers
2k views
How to extinguish a small fire in a server rack to minimize damage to surrounding equipment?
Suppose I have a rack with several servers and other stuff. One of servers overheats severely and either starts smoking or catches fire while there's a serviceman nearby.
If anything similar happens ...
0
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2answers
70 views
Scalable Web Application Hardware Topology Best Practice
I'm working with an existing web application developed in Ruby with a MySQL back-end, but I think the generic hardware topology question will apply to a wide variety of server architectures.
I'm ...
0
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2answers
91 views
Multiple Servers, Multiple Domain Names, One External IP, IIS 7
I have looked through post and web listing, and I am not finding what I need so I will see if I can make some sense here.
I should mention I am more of a programmer, and just happen to be doing this ...
1
vote
1answer
46 views
Converter for input (composite USB) and output (2x PS2)
It seems there are plenty of PS/2 to USB converters but want we need is a composite USB input and 2x PS/2 outputs (keyboard and mouse).
An example application: a server without USB ports but 2x PS/2 ...
