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

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2answers
306 views

Raid 6 with HP P421?

I cant figure out if I need to buy a licens key to enable Raid 6 for this raid controller? I can't find where to buy one and I find pages where it says that its now free. sudo hpssacli ctrl slot=1 ...
2
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1answer
205 views

Unbalanced server memory configuration concern [closed]

A request for a server (HP DL 160 Gen9) with 2 processors came through with a weird RAM configuration request today. They requested 2 8GB DIMMs and 1 16GB DIMM. Are there any numbers out there which ...
9
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2answers
10k views

Is my Cisco switch port bad?

I've been chasing a packet-loss and network stability issue for a handful of end-users on an internal network for the past few days... These issues surfaced last week, however the location was struck ...
1
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3answers
406 views

Migrate SAS disks from E200i to B320i Smart Array

I have an older HP ML350 G5 series server with 4 SAS 72GB hdds in RAID 0+1. It's down and beyond repair. So I was wondering would it work if I was just to plug those in newer server with B320i RAID ...
7
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3answers
13k views

VMware - persistent “Host memory status” alarm in vSphere

I have a particular VMWare ESX 4.1 host that has a very persistent "Host memory status" alarm. This is running on an HP ProLiant DL360 G7 server. The HP ILO and System Management agents don't know ...
3
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1answer
2k views

How common are Intel igb NIC drivers/cards, compared to Intel e1000, etc.?

I'm troubleshooting VMware ESXi host network and connectivity issues stemming from the use of Intel NICs who require the igb driver. The chipset is Intel Corporation 82576. VMware has a few ...
9
votes
1answer
2k views

Proper method for connecting multiple non-stackable network switches?

I deal with many clients in warehousing and industrial applications who have IT staff or local consultants. Many of these sites are still using a 10/100 Megabit switching backbone... I've managed to ...
4
votes
1answer
4k views

HP ProLiant Gen8 Health Agents and EL6.x - cpqHoMibHealthStatusArray has changed to the value: x

I've noticed that my HP ProLiant Gen8 servers report the following message via email to root (or the destination configured in /opt/hp/hp-snmp-agents/cma.conf) upon restart. Trap-ID=11020 ...
15
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2answers
731 views

How can I gain better insight into ISP-managed equipment (routers)?

I have a number of customers who have networking equipment managed by their ISP. This is usually in the form of an ISP-provided switch or router placed at the customer location(s). For sites that ...
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2answers
58 views

Converting from RAID 1 to RAID 0

We have 2 x 600GB SAS 15K drives configured in RAID 1 through a PERC H710 RAID controller in a PowerEdge R620. Question. Can we convert this to RAID 0 without having need for a OS reinstall? If so, ...
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3answers
104 views

HP array device fails after pci slot change

i changed my HP 410 smart array controller from one pci slot to another because it was faulty. After the change the logical unit i had fails showing one disk as unassigned and a new one into the array ...
0
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1answer
360 views

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 ...
1
vote
1answer
275 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 ...
0
votes
0answers
317 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 ...
1
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1answer
93 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 ...
4
votes
6answers
4k 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
96 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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votes
1answer
79 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 ...
0
votes
2answers
636 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: ...
0
votes
1answer
78 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 ...
7
votes
7answers
1k 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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3answers
237 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 ...
2
votes
6answers
1k 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
votes
1answer
199 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 ...
1
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4answers
412 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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votes
1answer
107 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
9k 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 ...
3
votes
2answers
484 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 ...
0
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2answers
3k 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
votes
7answers
325 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 ...
2
votes
1answer
300 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 ...
1
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1answer
1k 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 ...
1
vote
2answers
5k 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 0xBE000000'...
2
votes
1answer
172 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 ...
13
votes
14answers
16k 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 ...
0
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2answers
2k 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. ...
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votes
3answers
353 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
votes
1answer
1k 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 ...
-1
votes
1answer
130 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 ...
3
votes
2answers
176 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. ...
4
votes
3answers
1k 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
votes
1answer
90 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 ...
-2
votes
1answer
63 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 ...
1
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0answers
12 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 ...
0
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3answers
101 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 ...
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votes
2answers
917 views

What are the best / recommended video cards for WPF [closed]

I am looking to get a "recommended video card" for working with reasonably intensive graphics in WPF. I know a lot of cards with enough onboard memory will handle it but is there a particlar set which ...
2
votes
3answers
4k views

Dell error code 0141 - No drive detected

Has anyone seen the error code 0141 and it isn't a failed hard drive? I'm guessing the motor or board failed on the drive, but I'd prefer if there is a chance the motherboard or controller failed ...
1
vote
2answers
691 views

Hotplug area too small error

I have VM running under RHEL6, which is running under HyperV. It has a lot of important soft installed, but does not have suffocating workload (~10% CPU is used). It's been really unstable recently ...
6
votes
1answer
2k 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 ...
0
votes
1answer
223 views

Dell PowerEdge C1100 Memory Configuration

I have a Dell PowerEdge C1100 server with 48GB of DRAM (12x4GB modules, two modules per channel). Now I'd like to add some memory. I do not want to buy more 4GB modules, because it will give me a ...