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Questions tagged [hardware]

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

There are multiple, physical components that are required for a computer to function. This is collectively referred to as the "hardware". The most notable components inside of a computer system is the RAM, Hard Disk (or hard drive), CPU, and Power Supply.

Outside of the case, however, hardware exists as well. Some of these components include the keyboard, mouse, and monitor.

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what's the purpose of SMART's captive test?

When testing hard disk with SMART (for instance using smartctl tool) I can do tests (for instance long test) in two modes: captive (also called foreground mode) or non captive. Non captive mode is more convenient, because it does not block the hard…
user983447
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Hyper-V and Drobo Pro

I'm considering getting a fully loaded Drobo Pro and using it to store VHDs that would run our on a pair of Hyper-V host machines. The host machines would connect to the Drobo Pro via iScsi. Anyone have experience with the Drobo Pro and Hyper-V? …
Jon Rauschenberger
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The best laptop for a sysadmin

For those of you who still not tired of "XYZ for sysadmin" questions: This subject is bothering me for a long time. I had number of problems selecting notebook for job. For example: Notebook vs Netbook is the real problem too. First has more…
SaveTheRbtz
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The importance of ECC memory

Are ECC memory modules important to have on a non-critical server? I was thinking about getting myself a toy dedicated server for lots of random, non-critical stuff. Sporadic reboots are no big deal. I'm looking at one provider but the prices are…
PJK
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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.
DrZaiusApeLord
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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. We've got one massive problem, and that's…
Tom O'Connor
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Hard drive read errors that... stop?

My story starts out quite simply. I have a light-duty server, running Arch Linux, which stores most of its data on a RAID-1 composed of two SATA drives. It was working without any problems for about 4 months. Then, suddenly I started getting read…
Rick Koshi
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How to diagnose frequent segfaults

My server is logging frequent segmentation faults to /var/log/kern.log in different tools. So far I've seen them in Perl, PHP and rsync. All installed software is up-to-date Debian packages. Here's an exerpt from the log file: Mar 2 01:07:54 gaz…
Andreas Gohr
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Exclusive of cost, what is the ideal monitor set up for a team of programmers?

Given a new office, new desks, and very little limitation on per-person costs (within reason - virtual reality helmets are not likely) what is the ideal number, size, and orientation of (presumably flat-screen LCD) monitors to maximize productivity,…
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hardware recommendations for HAProxy for a small or medium traffic site

I am interested in setting up HAProxy for use as a load balancer for a set of small traffic web applications. The use is growing and might become medium sized in the near term (6 months or so). Mainly we are looking balance load becuase some…
MikeJ
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Is there a reason to change a server's hard drive before it faults?

Just a quick question: is there a reason to change a server's hard drive after x years before it faults (it eventually will at some point) or should I just leave it until it faults? I have little experience with actual server administration so I…
Spiros
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Laptop waking from sleep

I have a laptop which has "recently" turned into the proverbial baby, and refuses to sleep through the night, or for that matter, through some days. I'm a little lost when it comes to trying to debug what is causing it to wake for no apparent…
Rowland Shaw
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Server corrosion, air conditioning and climate control

We made the unfortunate discovery that our servers in our in-office server room are rusting away. This came to light after the first one had failed. One obvious candidate is the AC unit, that something is wrong with its humidity regulation. So, I…
Halfgaar
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S-SATA Vs I-SATA (PCH, SCU)

My mother board contains SATA-3 ports however some are listed as S-SATA and I-SATA as shown in the manual: I have plugged some harddrives in each of these ports and they both work fine. However I want to know the difference between these ports and…
johhny B
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How should I store my HDDs?

I have a few HDDs which contain backup data. I want to store them in a secure place. I know some good practices like storing them in a different building so if there is, let's say, a fire, you can still restore the data. But I am more concerned in…
user395136
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