O&O Defrag 29 Pro.......... Very Nice. Install and Forget

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Glad to hear you're satisfied with the new version! The initial run does take some time, but it's worth it for the optimized performance. Enjoy using O&O Defrag 29 Pro!
 

Marko :)

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If you're defragging SSD, you should stop. There's no point in defragmenting SSD because it's fast any by doing so you're just unnecessary using cycles which will eventually result in your SSD dying.

If you want to keep your SSD in best shape, use the Windows built-in Trim feature.
 

tofargone

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Jun 24, 2024
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If you're defragging SSD, you should stop. There's no point in defragmenting SSD because it's fast any by doing so you're just unnecessary using cycles which will eventually result in your SSD dying.

If you want to keep your SSD in best shape, use the Windows built-in Trim feature.

You need to read what O&O said about the most resent research. It's very interesting. Here is a quote:

"Can I Defragment a Solid State Disk (SSD)?

Yes, it is appropriate to defragment an SSD. Recent research has shown that SSDs have a much longer lifespan than previously thought. Contrary to previous knowledge, it is almost impossible for home users to bring the SSD to its limits of writ-ability.

An SSD wears out through write accesses, and this still applies, but long-term testing has shown that even data centers with an extremely high load have a lot more life of their SSDs than previously thought.

In addition, it has been found that due to the behavior of the operating system, data is often distributed to more memory cells than would be necessary. By defragmenting an SSD, it is possible to reduce 10 memory cells by up to 9 memory cells. This reduces future read and write access and thus spares the SSD.

In order to make the most of the resource-saving effect of defragmenting SSDs, we have developed SOLID. This method already protects the resources of the SSD during defragmentation and additionally reduces future write accesses. Incidentally, a similar effect can also be achieved when using SOLID on HDDs, where the mechanics of the read and write head are particularly spared."


See this link: Speed up your PC: O&O Defrag 29 - O&O Software GmbH
 

roger_m

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If you're defragging SSD, you should stop. There's no point in defragmenting SSD because it's fast any by doing so you're just unnecessary using cycles which will eventually result in your SSD dying.
There are some cases where it can be beneficial to defrag SSDs. That's why Windows defrags SSDs monthly if you have System Restore enabled.
I use O&O Defrag myself. While there's probably not much point, I doubt my SSD will die anytime soon.
 

Minimalist

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I really don't see a reason to defrag SSDs. I do it on my HDD but not on SSDs. Trim is all I run manually from time to time.
Defragging SSD won't make any difference IMO. It won't make SSD faster or last longer.

Also in their FAQ (Can I defragment a solid state disk?) first paragraph describes why you don't need what is described in second:

"Yes, it is appropriate to defragment an SSD. Recent research has shown that SSDs have a much longer lifespan than previously thought. Contrary to previous knowledge, it is almost impossible for home users to bring the SSD to its limits of writability. Than an SSD wears out through write accesses still applies, but long-term testing has shown that even data centers with an extremely high load have a lot more life of their SSDs than previously thought."

"In addition, it has been found that due to the behavior of the operating system, data is often distributed to more memory cells than would be necessary. By defragmenting an SSD, it is possible to reduce 10 memory cells by up to 9 memory cells. This reduces future read and write access and thus spares the SSD."
 

brambedkar59

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If you're defragging SSD, you should stop. There's no point in defragmenting SSD because it's fast any by doing so you're just unnecessary using cycles which will eventually result in your SSD dying.

If you want to keep your SSD in best shape, use the Windows built-in Trim feature.
AFAIK Windows built-in "Defragment and Optimize Drives" already defragments SSDs (along with TRIM) when it finds it is required.
 

Marko :)

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You need to read what O&O said about the most resent research. It's very interesting. Here is a quote:

"Can I Defragment a Solid State Disk (SSD)?

Yes, it is appropriate to defragment an SSD. Recent research has shown that SSDs have a much longer lifespan than previously thought. Contrary to previous knowledge, it is almost impossible for home users to bring the SSD to its limits of writ-ability.

An SSD wears out through write accesses, and this still applies, but long-term testing has shown that even data centers with an extremely high load have a lot more life of their SSDs than previously thought.

In addition, it has been found that due to the behavior of the operating system, data is often distributed to more memory cells than would be necessary. By defragmenting an SSD, it is possible to reduce 10 memory cells by up to 9 memory cells. This reduces future read and write access and thus spares the SSD.

In order to make the most of the resource-saving effect of defragmenting SSDs, we have developed SOLID. This method already protects the resources of the SSD during defragmentation and additionally reduces future write accesses. Incidentally, a similar effect can also be achieved when using SOLID on HDDs, where the mechanics of the read and write head are particularly spared."


See this link: Speed up your PC: O&O Defrag 29 - O&O Software GmbH
pic.jpg

This is a picture from 1994. On it, there are seven tobacco chief executives which are testifying in front of the US House of Representatives. They took an oath and each of them said "I believe that nicotine is not addictive".

Why am I posting this? Because companies don't care about you, your health, or (as in this case) your PC. Their job is to make money, and to make money, someone needs to buy their product. So of course they always say all the best, how their product won't do any damage and that you should definitely use it. Can you name one company that criticizes its product? You can't because there aren't any.

Even though modern SSDs are way better than the ones before, the same rule "more writing = reduced lifespan" still applies to them. While reading the content of the drive doesn't wear the SSD at all, each change to a file or moving it (which is what defragging essentially does) still reduces its lifespan.

My advice: never trust a company; do your own research and use the common sense.
I have a question about Trim feature in windows, I know windows runs its SSD optimizer by default on scheduled times, but is it wise to run Trim manually when I delete large amount of data, like 1GB for example?
No need. Windows has built-in app that takes care of your SSD in the background automatically.
There are some cases where it can be beneficial to defrag SSDs. That's why Windows defrags SSDs monthly if you have System Restore enabled.
I use O&O Defrag myself. While there's probably not much point, I doubt my SSD will die anytime soon.
You are confusing the term defragmentation and trim. When Windows detects you have SSD, it doesn't defragment the drive. Instead, it trims it, which is safe and recommended procedure for SSDs. If you unplug the SSD and plug HDD, Windows app will detect it as such and offer defragmentation.
The company trying to sell you defragging software is telling you that defragging is good? No way...
Same as phone brands trying to sell you ultra fast chargers for phones while claiming they don't have any effect on battery health. No way 240W charging won't harm your battery in a long term. And if it's so safe, then why is the option disabled by default and warns you about damaging your battery when you try to enable it.
AFAIK Windows built-in "Defragment and Optimize Drives" already defragments SSDs (along with TRIM) when it finds it is required.
It doesn't defragment SSDs, it trims them. Windows recognizes which type of disk you have and selects the appropriate procedure automatically.
 
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roger_m

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You are confusing the term defragmentation and trim. When Windows detects you have SSD, it doesn't defragment the drive. Instead, it trims it, which is safe and recommended procedure for SSDs. If you unplug the SSD and plug HDD, Windows app will detect it as such and offer defragmentation.
I'm not.

"What's the deal with SSDs, Windows and Defrag, and more importantly, is Windows doing the RIGHT THING?"​

It turns out that the answer is more nuanced than just yes or no, as is common with technical questions.

The short answer is, yes, Windows does sometimes defragment SSDs, yes, it's important to intelligently and appropriately defrag SSDs, and yes, Windows is smart about how it treats your SSD.
 

Marko :)

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roger_m

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Article could be wrong. This is directly from Microsoft's support pages.
I doubt the article is wrong, as Microsoft have identified a specific case when it is beneficial to defrag a SSD. With that in mind, I don't think that Microsoft would decide to stop defragging SSDs, when they sometimes benefit from it. Personally I have seen an increase in benchmark speeds with CrystalDiskMark after using O&O Defrag. But on the other hand, I did not notice any difference in my PCs performance afterwards.
 

brambedkar59

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Article could be wrong. This is directly from Microsoft's support pages.
Windows 8 and 10 will also perform an SSD-optimized type of defragmentation about once a month. Microsoft employee Scott Hanselman offers more details on his blog.

He is supposed to be a MS employee. From his blog
1728129282741.png
 

Marko :)

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I doubt the article is wrong, as Microsoft have identified a specific case when it is beneficial to defrag a SSD. With that in mind, I don't think that Microsoft would decide to stop defragging SSDs, when they sometimes benefit from it. Personally I have seen an increase in benchmark speeds with CrystalDiskMark after using O&O Defrag. But on the other hand, I did not notice any difference in my PCs performance afterwards.
So far, I'm yet to find evidence of Windows defragging SSDs.

He is supposed to be a MS employee. From his blog
View attachment 285700
He could be a Microsoft employee working in cafeteria, but that doesn't mean he knows how each part of Windows works. As you see from the screenshot you posted, he doesn't work on Windows, but specific Microsoft's products like Azure and .NET.

In Microsoft, there are millions of teams for each part of the OS and they generally don't talk with each other. In short, that means team working on GitHub and Azure doesn't have any idea how Windows works and vice versa. Or how Office team has no idea about how Defender works. Yet, they are all Microsoft's employees at the same time.
 

brambedkar59

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So far, I'm yet to find evidence of Windows defragging SSDs.

He could be a Microsoft employee working in cafeteria, but that doesn't mean he knows how each part of Windows works. As you see from the screenshot you posted, he doesn't work on Windows, but specific Microsoft's products like Azure and .NET.

In Microsoft, there are millions of teams for each part of the OS and they generally don't talk with each other. In short, that means team working on GitHub and Azure doesn't have any idea how Windows works and vice versa. Or how Office team has no idea about how Defender works. Yet, they are all Microsoft's employees at the same time.
I trust HowToGeeks more than Microsoft's support page.

Edit: What I meant is MS is notorious for missing details in their support pages.
Here is another guy who tried understanding what was happening under the hood when Windows send a trim cmd to SSD. He found entries in event viewer regarding defrag.

Edit2: Above blog led to the blog by Scott Hanselman. You are right that he doesn't directly work with Windows storage system, but he did ask other devs who do. Read the blog and comments under his blog to see the whole story.
1728143657574.png
 
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