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Defragged Zebra (sh.itjust.works)
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[-] ASeriesOfPoorChoices@lemmy.world 64 points 2 years ago* (last edited 2 years ago)

OP has discovered Tapirs exist.

[-] Annoyed_Crabby 63 points 2 years ago

Fun fact: tapir before defrag

[-] andioop@programming.dev 6 points 2 years ago

I cannot help but see this as a diaper pattern…

[-] CanadaPlus@lemmy.sdf.org 1 points 2 years ago

Oh man, I knew I had seen this pattern somewhere.

[-] Semi_Hemi_Demigod@lemmy.world 52 points 2 years ago

Pro tip: Defragmenting only works on spinning drives because it puts the data nearer to the spindle so seek times are shorter. Solid-state drives wear out faster if you defragment them, since every write involves a little bit of damage.

[-] vocornflakes@lemmy.world 24 points 2 years ago

I was about to throw hands, but then I learned something new about how SSDs store data in pre-argument research. My poor SSDs. I've been killing them.

[-] Kenny@feddit.de 20 points 2 years ago

No you didn‘t. All somewhat current operating systems do not defrag SSDs, they just run TRIM and it does not kill them.

[-] Semi_Hemi_Demigod@lemmy.world 20 points 2 years ago

Most modern OSeses do defragmentation on the fly and you don't really need to do it anymore.

Which makes me sad because I have so many memories of watching a disk defragmenter do its thing from my childhood.

[-] greybeard@lemmy.one 18 points 2 years ago

Here's a little game I made because I missed it too. https://dbeta.com/games/webdefragger/

[-] indepndnt@lemmy.world 4 points 2 years ago
[-] greybeard@lemmy.one 4 points 2 years ago* (last edited 2 years ago)

Thanks. It was a silly toy, but it scratched an itch, and was good for at least one chuckle.

[-] Kenny@feddit.de 5 points 2 years ago

I loved watching disk defragmenter doing it‘s job as a kid. I miss it too!

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[-] Alawami@lemmy.ml 6 points 2 years ago* (last edited 2 years ago)

Random reads are still slower than sequential in SSD. try torrenting for a year on SSD, then benchmark then defragment then benchmark. it will be very measureable difference. you may need some linux filesystem like XFS as im not sure if there is a way to defrag SSDs in windows.

[-] LazerFX@sh.itjust.works 4 points 2 years ago

That's because the drive was written to its limits; the defrag runs a TRIM command that safely releases and resets empty sectors. Random reads and sequential reads /on clean drives that are regularly TRIMmed/ are within random variance of each other.

Source: ran large scale data collection for a data centre when SSDs were relatively new to the company so focused a lot on it, plus lots of data from various sectors since.

[-] Alawami@lemmy.ml 1 points 2 years ago* (last edited 2 years ago)

I'm pretty sure running XFS defrag will defrag without trimming no matter the type of block device.

Edit: yea you might actually be right. I Played with my fstab too much years ago, and never thought of that untill now

[-] LazerFX@sh.itjust.works 2 points 2 years ago

I understood that XFS automatically mounted SSD's with XFS_XFLAG_NODEFRAG set? Is this not the case?

[-] Alawami@lemmy.ml 2 points 2 years ago

yea you might actually be right. I Played with my fstab too much years ago, and never thought of that until now

But does that flag affect manually running xfs_fsr?

[-] LazerFX@sh.itjust.works 2 points 2 years ago

According to the man(8) page, it will avoid touching any blocks that have the chattr -f flag set, which is XSR_XFLAGS_NODEFRAG... So I think if the docs are still accurate to the code, yes.

A lot of ifs in that assumption.

[-] lud@lemm.ee 5 points 2 years ago

Pro tip: That tip has been obsolete for a long time now. Running the defragmentation tool on an SSD in Windows optimizes the drive (pretty much just running TRIM). It's not possible to defragment an SSD in Windows (maybe there is a way using some register hack but that's out of scope)

[-] TheKMAP@lemmynsfw.com 4 points 2 years ago

Defragging is about.... defragging: making the data contiguous (a continuous stream along one arc of the same radius) so it doesn't have to jump around.

[-] lseif@sopuli.xyz 3 points 2 years ago

well, defragging my ssd was the only thing that let me shrink the windows partition safely when i dualbooted... tho maybe thats just windows being funky

[-] Semi_Hemi_Demigod@lemmy.world 4 points 2 years ago

That kinda makes sense. Putting all the partition sectors together would probably make it easier to resize. But as standard maintenance it's like changing the oil on an electric car.

[-] lseif@sopuli.xyz 1 points 2 years ago
[-] floofloof@lemmy.ca 4 points 2 years ago

You just don't want to do it regularly. It was an issue for a brief time when SSDs were new, but modern operating systems are smart enough to exclude SSDs from scheduled defrags.

[-] RonSijm@programming.dev 4 points 2 years ago

Defragging an SSD on a modern OS just runs a TRIM command. So probably when you wanted to shrink the windows partition, there was still a bunch of garbage data on the SSD that was "marked for deletion" but didn't fully go through the entire delete cycle of the SSD.

So "windows being funky" was just it making you do a "defragmentation" for the purpose of trimming to prepare to partition it. But I don't really see why they don't just do a TRIM inside the partition process, instead of making you do it manually through defrag

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[-] MagicShel@programming.dev 48 points 2 years ago* (last edited 2 years ago)
[-] General_Effort@lemmy.world 11 points 2 years ago

Ahh. TV shows before everything became political. Just two guys hating each other for very silly reasons completely unconnected to anything on earth.

[-] enteroninternet@lemmy.dbzer0.com 4 points 2 years ago

Needs an /s

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[-] jaybone@lemmy.world 39 points 2 years ago

The tail is a different partition?

[-] towerful@programming.dev 26 points 2 years ago
[-] jaybone@lemmy.world 7 points 2 years ago

This sounds like it could be right, but I don’t know enough about zebra tails.

[-] Portosian@sh.itjust.works 22 points 2 years ago

Now it's a Z:\bra

[-] some_guy@lemmy.sdf.org 19 points 2 years ago

It runs much faster now.

[-] s12@sopuli.xyz 16 points 2 years ago

I thought zebras were solid state.

[-] Anticorp@lemmy.world 7 points 2 years ago

They're striped RAIDS, obviously.

[-] WhiskyTangoFoxtrot@lemmy.world 2 points 2 years ago

Actually they're mostly water.

[-] s12@sopuli.xyz 1 points 2 years ago

Well defraging liquid state sounds like a bad idea too.

[-] x0x7@lemmy.world 1 points 2 years ago

Too many moving parts to be solid state. Maybe about 10 minutes after one dies.

[-] Hossenfeffer@feddit.uk 15 points 2 years ago

Defragged cows. System files cannot be moved.

[-] Kolanaki@yiffit.net 6 points 2 years ago

If they stand close enough and you scan them with a barcode scanner, they show up in the system as beef, but for only $0.21/per pound.

[-] Emmie@lemm.ee 1 points 2 years ago* (last edited 2 years ago)

How much is dog meat these days anyways dear husky?

[-] vk6flab@lemmy.radio 13 points 2 years ago

I'm glad you defragged it, rather than fragged it..

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[-] mlg@lemmy.world 9 points 2 years ago

EXT4 watching NTFS solve its fragment problem by upgrading to SSDs instead of upgrading their allocation algorithm.

[-] Colour_me_triggered@lemm.ee 7 points 2 years ago

This is what south African zebras look like.

[-] x0x7@lemmy.world 1 points 2 years ago

It's what they looked like, in the good old times.

[-] alien@lemm.ee 3 points 2 years ago

Bruv this is #4 top lemmy post of the day... how did we get here

[-] ZombieMantis@lemmy.world 9 points 2 years ago

By defragging the zebra, duh

[-] DragonTypeWyvern@midwest.social 1 points 2 years ago

It's very relatable

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this post was submitted on 10 Jun 2024
1138 points (98.7% liked)

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