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Questions tagged [physical-wear]

35 questions
38
votes
4 answers

Will reading data cause SSD's to wear out?

It's almost common knowledge that excessive writes (including formatting, defragmenting, etc.) will, in time, wear out solid state drives. But does reading lots of data from SSD's cause wear too? I'm planning on enabling prefetching on a Linux…
Wander Nauta
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23
votes
2 answers

Is it okay to have 100% CPU usage constantly?

I often do 3D rendering in the background which consumes 100% of the CPU (I lower the priority of the process so that it does not hinder any tasks I am working on). My concern/question is whether it is okay to run a computer/laptop with a 100% CPU…
kaivalya
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14
votes
2 answers

Do S.M.A.R.T. tests wear out the hard disk?

I was wondering, is it safe to do "extended" smart test on a 1TB hdd regularly ( once a month) ? what about "short" and "conveyance"
Spyros
  • 153
10
votes
3 answers

How many times can I format a hard disk?

Is there a limit to the number of times I can format a hard disk? I tried to find this information on Wikipedia, but I didn't find an answer.
Suvarna Amar
  • 137
7
votes
1 answer

How does SSD achieve wear-leveling when disk is near-full?

I'm trying to understand this. Say I have a 256GB SSD, 180GB of which are already occupied by permanent files (OS, installed programs etc.). The remaining 70GB or so gets new files created and deleted. Doesn't this mean the the NAND chips of that…
dotNET
  • 569
7
votes
1 answer

Will device-based “wear leveling” equalize access across both SSD partitions?

I can’t see that my specific point is covered by the “Wear Levelling” section in the answer to the earlier question Disadvantages of partitioning an SSD? I’ve been booting Windows 7 from a 32GB SSD for some time with no problems. I don't keep…
FumbleFingers
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6
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3 answers

How much does it wear an SD card to be frequently removed/reinserted?

My digital camera (a Sony α55) stores photos on an SD card. When I want to transfer these to my computer (a mid-2010 MacBook Pro), I have two options: use the USB cable to connect the camera to the computer, or use the computer's built-in SD card…
jtbandes
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5
votes
2 answers

Bad contact on USB port in daily use

I've got my passwords saved in a keepass container on an USB stick and use it at home and at work, therefore plugging it daily. Most USB ports develop a visible loose-fit, and unmounts on touching the stick, e.g. when using a neighboring port. Is…
David Schmitt
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3
votes
2 answers

Does a hard disk wear?

I am running a server, and I moved it to a new partition and it became much faster. Now, after 1 month it's becoming slower. I defragment once a day. The server uses the disk a lot(about 10mb/second all the time for 1 month continuously) and I'm…
user169819
1
vote
1 answer

Solution to stack laptops safely

Not sure I'm in the right place here because what I'm looking for I suppose can be classed as hardware, but it's more to do with tidying desk space I guess. Anyway, what I'm looking for a solution that will enable me to stack laptops on top of each…
Andy
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0 answers

How much do spin-ups wear out a hard disk drive?

On a mechanical hard disk drive, roughly (orders of magnitude) how many hours of typical continuous operation (strictly/non-inclusive between spin-up and spin-down) is one spin-up equivalent to in terms of abrasive wear? The reason I'm asking this…
Wuschelbeutel Kartoffelhuhn
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Does more heat generation mean more wear and tear?

I read that hardware generally used on PC is not optimized for running Linux. That is the reason the machine emits large amount of heat and doesn't give the battery back up , that we will get while working on windows. ~REF Does it also mean more…
Suhail Gupta
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2 answers

Preventing Windows from turning off drives on BSOD

Certain BSODs (e.g., 0xc000021a) will say that the system has been shut down to prevent further problems. Obviously this is not actually the case since the message can be viewed on screen, however, the hard-drives are shut down. This is quite…
Synetech
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1
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0 answers

Why does the smartctl output for a specific SSD wear count value have two different values: “Value” and “Worst”?

I have bought a refurbished laptop (Dell Latitude) and run disc check on it disc (Hynix SC311 512GB) there are two different values for wear count, and this is not single instance as I have another laptop (Dell Latitude) with same disc model (Hynix…
user21248042
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1
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Does copying many files in the same directory on an SSD result in increased wear of the blocks that store the concerned filesystem area?

Assume several 1000's of files are copied in the same directory on an SSD. In such cases, the concerned part of the filesystem area must be updated after each newly created file, and it is highly probable this modifications will affect the same…
zrx8
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