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

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1k views

Save the Dell PowerEdge blue indicators

I'm staring at several racks of Dell Poweredge servers, which have behaved very well for us, but... The blue power indicators (LCD backlight on newer machines) fade out over time. I think I could ...
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1answer
83 views

HP P4500 G2 system board replacement

Initially, I had such a problem: HP P4500 G2 does not turn on. So we buy new system board (spare 583736-001) and when i replace it storage start to power on, but with error code 1611 - Fan Solution ...
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1answer
153 views

Screw size for Dell PowerConnect rack ears?

Does anyone know what the Screw size is (Thread and length) that Dell use on their PowerConnect Switches, to connect the ears to the switch? In particular the 6224 and 8224?
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1answer
217 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 ...
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1answer
915 views

Hardware Virtualization Technology Enabling Issue

I have purchased an Intel i7 3770 and an Asus P8Z77-M Pro; for some Windows Server 2012 testing. In the BIOS I have enabled the "Intel Virtualization Technology", and have several Hyper-V based ...
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97 views

IIS Intel Hex Core X64 Windows 2003

Have windows 2003 r2 x64 running on dual intel hex core processors. right now its an app/web box, and it runs an asp.net site from a vendor. my questions is, should i question the vendor why the it ...
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1answer
175 views

best way to go about cost-benefit analysis on hardware

I'm looking to build a low-end computational server (my jargon in this field is especially limited so if someone can state that better please change that to meet jargon). I'm basically running ...
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1answer
446 views

What is the correct PCI-X riser card for the IBM 3650 M2?

I bought a IBM 3650 M2, and a riser card for that, Part Number 46M1074. This is the PCI-X riser card. Now, my admin team says that the card isn't fitting?? I'm not personally at the scene, but I've ...
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1answer
11 views

Monitoring IBM server hardware without IMM port connection

We have a lot of IBM x86 servers that we need to monitor for hardware issues(disk failure/temperature/fans). Around 50% of them have IMM ports hooked up and we are able to monitor for SNMP traps using ...
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1answer
41 views

Dell PowerEdge R720xd outputs a typical fan noise

I've recently bought an R720xd and set it up with Win2012/Hyper-V. Well, the server was running without any issues for two weeks until a disk a failure. I have already requested for a replacement of ...
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1answer
24 views

Hardware/BIOS - IBM x3200 m2

When I turn on my machine, the display is not throwing any output to it. The fans are running fine. The LED lights indicate no error, ' Only two LED's are blinking "Mini-BMCheartbeat LED" and ...
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1answer
22 views

SQL server 2008 R2 - Hardware Requirement

I have to give SQL server hardware requirement for the below specifications Number of instances <= 5 Number of databases per instance > 50 Number of concurrent users per instance <= 2000 Daily ...
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1answer
35 views

HP MICROSERVER GEN8 819185-421hard drives not recognized in the front bay

I bought that server and a SEAGATE ST1000DM003 1TB Hard drive. I've installed ubuntu 14.04 LTS on a SD card on the server. It seems that the server doesn't recognise the 1TB hard drive in the front ...
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745 views

Adaptec pm80xx Driver Drops Drives Randomly

I'm building a ZFS NAS using an Adaptec ASA-71605H HBA on Ubuntu 12.04.4. Modern Linux kernels ship with the open-source version of the required pm80xx kernel module. Adaptec provides a driver for ...
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0answers
37 views

SAS expander or better controller?

In the past, servers I've put together have all had 8 or fewer disks, so I've not had to give the storage controller much thought - a standard controller like the P440ar (my experience is with HP) ...
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209 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 ...
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0answers
221 views

BUG message on xenserver 6.5 - bad memory?

Several times a day I receive the following error in /var/log/messages. The server hangs and requires a reboot to respond again: Feb 1 13:44:54 xenserver-abfuqvrs kernel: [35023.166776] BUG: unable ...
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0answers
908 views

HP SNMP Traps signalled every 10 seconds for a NIC

I'm trying to setup SNMP traps on my HP DL160 G6 (Xenserver) to notify me whenever I have issues with the server. Following suggestions from this serverfault post, I've installed the HP SNMP agents ...
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0answers
295 views

Hardware Clock (RTC) Stuck / Will Not Increment

After we rebooted one of our servers (RHEL), we noticed that it would hang when entering GRUB. The problem was the countdown in GRUB (Booting in 5... 4......) was not counting down, and was stuck at ...
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0answers
589 views

What might cause DIR $file to report “File not found” when DIR $dir shows the same file just fine?

I can DIR a file and it doesn't exist, but DIRing its directory, or a file in the same directory as it, works fine. Is this a hardware or software problem? If it's hardware, is it the drive or ...
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0answers
114 views

Anyone have experience with Silicon Mechanics 4-Node Machines?

I'm taking a look at buying some new servers (small infrastructure, 2 racks, etc), and although I like a lot of the features in blades, I'm looking at the price point for Silicon Mechanics' 4-node ...
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0answers
10 views

Is a PERC310 Mini compatible with an R610?

I'm going to purchase an R610 soon which is sans RAID card. The spec sheet lists 2x PCIe x8 + 1 "storage x4" slot. However none of the X10 series cards are listed on the spec sheet. I presume that's ...
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0answers
35 views

Get LCD To Work With pfSense

I got a hold of a new firewall and got pfSense installed on it and setup, but after trying for a day I could not get the LCD to show anything after trying multiple drivers and settings. Hope someone ...
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707 views

HP ProCurve 4208vl - Show PSU information?

I'm working with a few older HP ProCurve 4200-series chassis switches (4204vl and 4208vl). Some of these units have single power supplies, while others have dual power supplies. I'm trying to ...
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0answers
147 views

PCI-E with mPCI-E Sandisk won't boot

Configuring a 'new to me' Dell R610 with 6 15K SAS drives, each set paired up into a RAID 1 and then a Sandisk 256GB mPCI-E ...
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361 views

IBM Power 750 Express SCAN_ERROR_CHRP message

I'm seeing the following error on my IBM Power 750 Express (8233-E8B) server. From errlog, I see: Sep 15 sysplanar0 P PLAT_DUMP_COMPLETE Sep 15 errdemon T ERRLOG_ON Sep 15 sysplanar0 P ...
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191 views

SMI generation / detection in GRUB / real mode vs. in Linux

I'm trying to get an idea of the frequency and duration of SMI events on a Supermicro X10SAE C226 board (2.0a BIOS) with E3-1245v3 Haswell CPU. The Intel BIOS Implementation Test Suite (BITS) SMI ...
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197 views

best setup for fast sustained streaming (sequential?) disk writes

i am setting up a high speed/high resolution scientific image acquisition system. i need data write rates of ~1 GB/sec sustained for ~1 hour. i don't have experience with raid, but my plan is to ...
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67 views

DIR $file “File Not Found” vs DIR $filedir shows it…not permissions, not USB

I was having this problem before on a USB drive, but now it's happening on my main RAID5-backed hard disk: 2013-10-17 9:37 C:\>dir "C:\Shares\Shared\Reference\Safety Management System\Vid eo ...
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441 views

Network Server Cabinets - How does the ventilation work?

Recently I've been looking at a range of network server cabinets with a mesh door at the rear. At the top of the cabinet are ceiling mounted fans with dust filters attached. These fans suck air out of ...
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3k views

How to open ports in Cisco ASA 5505 using ASDM?

am new to cisco and i badly need help in opening ports using ASDM. I already tried natting but it only allows 1 outside and 1 inside rule ex. Inside Static Rules 10.x.x.x outside 72.x.x.x Outside ...
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48 views

DIY a simple .inf on an existing .sys?

In continuation of attempting to get an old Digi ST-1032 working on a new server, we've downgraded a server to Windows 2000 in an attempt to use the NT4 drivers. And it works, the old software setup ...
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29 views

MGE UPS Switched PDU

I have an old MGE Switched PDU unit. The one described in this manual: http://www.manualslib.com/manual/102923/Mge-Ups-Systems-Switched-Pdu.html I didn't use it in years and couldn't remember the ...
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47 views

Server 2008 R2 does not boot and won't restore

A Server 2008R2 machine was found restarted, asking to insert a bootable disk. I booted from a DVD and tried to restore from a backup image made a day before to a separate HDD (with repartitioning and ...
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51 views

Mongodb, we can't go over 100 insert/sec on 200iops HDD

Thanks in advance for your help, we get a strange behaviour in mongodb. So we have a cluster of 20 shards, each composed of 1 master and 2 slaves. This database has a heavy load of write only. However ...
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33 views

Turn off output/force DPMS on unloaded GPU without driver

I'm running a KVM VGA Passthrough VM on my desktop, passing it my dedicated GPU. This VM does not automatically start as I don't always need it. When the VM isn't running, my desktop doesn't touch the ...
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77 views

Intel S3200SH sudden system freeze with Caps and Scroll Lock Blinking

I have a server based on Intel S3200SH board with Ubuntu Server 15.04 running on it. It ran 24/7 for a year and had no problems at all, but in a few recent days it started to freeze randomly when ...
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19 views

Is my disk gone?

My linux workstation just recently crashed. It now boots into a login screen and from there, if I log in, it logs me back out. Also, the resolution is much lower than it used to be. I think that it ...
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0answers
73 views

USB Barcode scanners Redirect order RDP on windows 2008r2

I'm trying to get barcode scanners (usb, Motorola LS3578 is my test model) so re-direct over RDP, but i cant seem to get very far. The scanner works ok locally on the client, if i plug it into the ...
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0answers
95 views

The RAID array shows up as DEGRADED, but all drives are OK

The current RAID controller I am using is an AMCC 3ware 9690SA-8I SAS RAID Controller. I have just received this server unit used, and going into this blind; I have no idea how long it has been this ...
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54 views

The difference in performance of different memory mount in dell poweredge R430

There are 3 servers R430 (S1, S2, S3). All of them have 2 procesors and 8*8GB of ram in slots A1-A4 and B1-B4. There is a need of extending memory. I've read dell recomendations ...
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0answers
73 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 ...
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0answers
56 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 ...
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38 views

Systems freezes + Memory issues

I have a Hyper-V 2012 R2 server and increased its RAM to 32GB from 16GB. (for a small business). 1-2 months after the upgrade the system started to freeze seemingly randomly. Whether it was posting ...
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111 views

Is it possible to disassemble an APC Netshelter SX enclosure?

I need to move an APC Netshelter SX 48U from one room to another, but the new room is lower than the current one and I cannot install it without disassembling it. According to APC, these enclosures ...
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277 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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81 views

How to get VmList from CiscoUCS?

We are using XML API to connect CiscoUCS Manager and get all the hardware components. We are in the requirement of getting all the VM deployed in the bladeServer. But not able to find these ...
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0answers
71 views

False flag multibit errors on highest populated DIMM socket on second CPU of Sunfire x2200. Faulty CPU or faulty motherboard?

I'm testing 2GB ECC Registered DIMMs in a Sunfire x2200. Recently the system event log (SEL) began logging Multibit Errors on the highest populated DIMM socket on CPU1. With 8 DIMMs on CPU1, the SEL ...
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376 views

adding a 2nd network card to linux

I'm on linux mint. I've just installed a PCIe gigabit network card (from eBay!) into my linux machine. I've already had to follow this guy's instructions to get the onboard NIC working correctly. I ...
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Windows Server 2008 R2 Standard welcome screen hangs

Windows Server 2008 R2 appears to be hanging while loading the OS. The server gets to the welcome screen and appears to be loading, but this process for 20-30 mins before the OS loads. The screen ...