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

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How to find mainboards that supports Self Encrypting Device (SED) in BIOS?

There should exist mainboards that support Self Encrypting Device (SED) in BIOS, so when connecting a SSD which have SED support, and SED have been enabled in the BIOS, it prompts on bootup for ...
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1answer
19 views

Old Proliant DL360G5 failed and now won't boot

An old server I know but I am a very small business on a shoestring :) I have a Proliant DL360G5: Single PSU All memory slots full (16GB) 2 CPUs (Xeon) 2 x 250GB drives mirrored Running Windows 2012 ...
3
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1answer
45 views

How to mount an USB drive under VMWare ESXi 5.5?

I want to mount an USB drive to VMWare ESXi 5.5 host. The USB drive is visible with lsusb : Bus 01 Device 03: ID 154b:0095 PNY But not under /vmfs. Under /dev/disks/ I see many entries, but dunno ...
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1answer
31 views

SAS-3 vs SAS-2 HDDs

What are the main differences between SAS-3 and SAS-2 HDDs? Are there performance differences? Suppose we are talking of 10k rpm disks, ~1 TB, in both cases. Regards,
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0answers
137 views

Dell Poweredge R410 does not recognize second CPU

I have a Dell Poweredge R410 with two CPUs installed. I tried everything but the second CPU does not get recognized by the BIOS or the Linux Operating System it has. Both CPUs are Intel Xeon E5602 ...
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0answers
25 views

Server hardware specs for my web app [duplicate]

Hi can I ask some help I was developing GPS vehicle tracking system, and I was ask what server hardware needed to use in order deploy my web application.and I have no idea for the hardware to use like ...
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1answer
21 views

SAS direct dual link connection to an embedded LSI Fusion-MPT controller

This is a hardware question. I have a dual-link SAS hard drive and a Intel S5000XVNSAS motherboard without the drive cage option. Recently, I bought a direct dual-link cable in amazon. But when ...
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0answers
27 views

Computer does not boot after changing hdd and reverting back [closed]

1) I have an existing HDD in my computer that dual boots linux and windows using the traditional bios way. 2) I then swap in another HDD and install linux on it with uefi. It boots and reboots fine. ...
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6answers
3k views

A computer in a dusty environment (factory)

We have a computer in a dusty environment. Worked for more than a year and then PSU died, probably because PSU fan wasn't cooling enought good. I tried to rotate the fan by hand and it was rotating ...
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1answer
32 views

Hp Proliant DL380 G4 Power on without Backplane [closed]

I got an HP ProLiant DL380 G4 for free and want to use it with SATA HDDs as described here: http://serverfault.com/a/516949/290693 But how can i power up the server without the SCSI backplane, because ...
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1answer
27 views

New dual processor server does not boot [closed]

I'm building a machine and having a nightmare getting it to boot. It turns on, but does not display anything on the screen and the 7 Segment LED on the motherboard shows QCode 61, which according to ...
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0answers
25 views

Save IP Camera stream with PC alternatives [closed]

I need to purchase a pair of IP camera for my small office. The model we want supports H.264, MPEG-4 and MJPEG. The manual lists it supports OS windows xp/7/vista. We only run Linux in the office ...
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0answers
21 views

Do I need dedicated graphical card to get high resolution on monitor? [closed]

Do I need dedicated graphical card in laptop to get high resolution when I connect monitor to this laptop? For eg. if I will connect monitor with 2560 x 1080, will not the integrated graphical card ...
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0answers
25 views

Most powerful intel based X86-64 server you can buy / make? [closed]

I'm working on (writing actually) an application that by design is: Massively parallel Scales nearly linearly with thread count Can not scale to multiple machines Is heavily optimized toward intel ...
2
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1answer
76 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 ...
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2answers
36 views

What are the procedures for upgrading a ProLiant ML370 G5 firmware REMOTELY? I'm thinking via its iLO, and if so, where do I access to do the upgrade

What are the procedures for upgrading a ProLiant ML370 G5 firmware REMOTELY? I'm thinking via its iLO, and if so, where do I access to do the upgrade. Firmware files are already on the server's C: ...
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1answer
38 views

Where to buy a 48VDC power supply for a server? [closed]

Where can one buy a power supply for a server that has -48VDC power input (like this one, for example)? Which power supplies would you recommend? EDIT: I am looking into integrating a server like the ...
2
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1answer
31 views

Does SAS server rotate always in it's default speed (like 10K, 15K)

I have some concerns about disk throughput in order to plan my SQL Server deployment. I know from experience that consumer SATA disks sometimes go into sleep mode when not used for a longer period. Do ...
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2answers
63 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 ...
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2answers
2k 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 ...
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7answers
892 views

Questions about single point of failure for small operations

If you can't afford or don't need a cluster or spare server waiting to come online in the event of a failure, it seems like you might split the services provided by one beefy server onto two less ...
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7answers
47k views

What is an edge server / router / device?

What is an edge server? We see some references to them, but we never see a definition.
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3answers
226 views

Building a new server?

I dont know if this is the right place to ask the question. A friend of mine assigned me to create a web application for the company(warehouse) he works in order clients place orders etc. The ...
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6answers
986 views

Building a compact, affordable SOHO server?

I'd like to know if someone was able to build a compact server for SOHO users (ie. to handle email, light CRM, file server) for a total price of €150/$200, and have enough room to host a regular size ...
3
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1answer
65 views

Debian Server Keeps Restarting Unexpectedly

My laboratory' server with Debian-Wheezy-7.8-Stable keeps restarting few times after some hours of uptime without any notification. This server is set up for considerably high load numerical ...
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4answers
411 views

Test server is too noisy

I just bought a 19" rack server for testing-purpose. Everything is fine except it's really noisy and i was planning to keep it in my office. I've to find a cheap solution to keep it in my office ...
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1answer
86 views

Recommend between workstation and tower server? [closed]

I'm planning to buy a computer for my office. What i want is a computer that strong, stability, can run 24/7 for hosting my website with tens of thousand people visit per day. Because it's placed in ...
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14answers
5k views

Is there any reason I shouldn't use a “workstation” as a server?

I've been looking to buy a tower-style server for our small office's network. It will be running installing Windows 2008 SBS, and its main functions will be Exchange, VPN, file sharing, and printer ...
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2answers
448 views

Need opinions on an organizational computer replacement policy

Back story - I was hired by my current employer out of college as a web developer roughly 2 years ago. In that two years, I have taken on some of the roles of a system administrator as this position ...
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2answers
1k views

ESXi local storage recommendation

We are going to buy HP Proliant Server DL380p Gen8, and we want to run vmware esxi 5.1. but I have problem with choosing the correct storage with the lack of budget. we have choice to buy 4x2TB SATA ...
3
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7answers
314 views

Using off-the-shelf hardware for brand-name servers; Possible? Good idea?

Is it possible or advisable to use 'regular' not-sanctioned-by-the-server-manufacturer hardware in high end servers? Often these manufacturer-supplied parts have a very high price markup, and I ...
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1answer
115 views

Using a JBOD for redundant NFS

I have a Xyratex sp-2224 JBOD enclosure (dual controller) and a pair of Dell servers with SAS HBAs installed that I'm looking to utilize in a redundant NFS cluster. The hardware isn't what I'm ...
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1answer
64 views

HP ProLiant DL360 G6 won't boot

I have an hp proliant DL360 G6 server that was 1 year stopped.. I turned it on last week and it was working just fine. So i left it working during the weekend. On Monday when i returned i notice ...
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2answers
2k views

Uncorrectable Machine Check Exception on HP DL360 G7

i have about every hour in IML (hplog) from HP DL360 G7 record: CRITICAL: CPU - Uncorrectable Machine Check Exception (Board 0, Processor 1, APIC ID 0x00000003, Bank 0x00000005, Status ...
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3answers
963 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 ...
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1answer
153 views

Is there a limit to the amount of memory a single thread can access in a dual-processor system?

I'm looking to buy a workstation for data processing using MATLAB. I'm considering one of two workstations from DELL. The lower end workstation (3500) has a single processor and 24 GB of memory in 6 ...
2
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1answer
30 views

HP DL180 G6 - Are 6G/s speeds obtainable?

I have a DL180 G6 server with 12x 2Tb 6G/s SAS drives. I was only getting 3G/s reported. I then went and purchased a P410 controller with 512 Meg cache and battery. I loaded up the drives with Server ...
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14answers
11k views

Why would wireless routers become less reliable over time?

I've been curious about this for awhile now. I don't know if I'm seeing a real pattern or not, but having worked with many home office/small office wireless routers for a few years now, I've noticed ...
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2answers
14k views

Controlling HP ProLiant DL380 G6/G7 fan speed

I'm having fan speeds and noise level issues from my most recent batch of HP ProLiant DL380 G7 servers. Most of the systems are nearly silent with low fan speeds (as reported by hplog -f). The ...
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2answers
979 views

HP Proliant DL320 G5 Memory Registered or Unregistered?

I have an old HP Proliant DL320 G5 with 2x 1GB of RAM. I would like to swap out the old ram and install 4x 2GB of RAM to bring it to the max capacity. The manual calls for PC2-5300 unbuffered modules. ...
11
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4answers
277 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 ...
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3answers
101 views

SSD hard drive compatibility with Dell 1U and Supermicro 1U [closed]

I have a Dell Poweredge 1850 1U and also a custom 1U Supermicro, both hot swappable drive bays. For some reason, it seems the hdd to ssd drive tray is not working with snapping in. I've used this ...
2
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1answer
65 views

HP Proliant DL380 G5 won't power on

I am trying to repurpose one of our DL 380 G5 servers. Originally we had two of these, put into production the same day and purchased from the same PO, that had their VGA ports go bad on their system ...
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1answer
111 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 ...
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2answers
143 views

Upgrade VM hardware

We have a ESXi environment with hosts in 5.0 and 5.1 versions. We would like to upgrade our VM hardware versions (currently in version 4) to the version 8, which is the maximum supported by 5.0. ...
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3answers
892 views

How many power circuits do I have in a rack?

I'm planning to get some colocation space from someone in my area, and like most companies that offer colocation, ask about power supplies (of course) in the quote form. I'll need a power of 1000W ...
2
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1answer
43 views

Can't execute any command

I can't execute any command on my Debian server, for exammple if I try to execute "reboot" command I have this : root@server002:~# reboot -bash: /sbin/reboot: Input/output erro Or if I want to ...
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1answer
60 views

Survey of actual hardware and software setups for websites, along with site usage information? [closed]

I'm looking for blog posts / articles by various site owners that give exact specifications of their hardware, software and network setups, along with the site usage information. I'm working on a ...
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0answers
9 views

turn server hardware configuration [duplicate]

I want to deploy TURN server on CentOS 6.0 which can handle 5000 audio video connections at a time. Can any buddy give me minimum hardware requirement for it? Specifically number of CPU, RAM and ...
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3answers
73 views

How does a server main board measure watt usage?

We just got a new Server. In the sensors panel there are not only temperatures and fan speeds but also "watt usage"... Is this value somehow calculated or is it a real sensor on the supermicro main ...