SSD Tweaks questions

Immaculate

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Mar 26, 2013
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so I used some articles from the sticky here to tweak the SSD performance and longevity.
SSD: Samsung 840 Pro 128GB.
Seq Read: 551
Seq Write: 413
Random Read (IOPS): 93972
Random Writes (IOPS): 46515

This is using Samsung Magician.
After I made the tweaks, I didn't like the numbers because the Seq Write was slower and the Writes IOPS went down significantly than when I remember last running the Test. After That, I used Samsung Magician to change the SSD optimization for Maximum Reliability, the numbers are the ones I posted.
My numbers before All these tweaks my Write IOPS were in the 80Ks

Which tweak do I need to undo to gain my numbers back?
 
Solution
Your Sequential Reads are 103% of advertised.
Your Sequential Writes are 105% of advertised.
Your Random Reads are 96.8% of advertised.
Your Random Writes are 51.6% of advertised.

Your drive is in great condition. It's possible your low Random Writes are due to repeated benchmarking.
Reboot your system to the login screen before you go to sleep to allow TRIM & idle Garbage Collection to restore drive performance.
In your Power Settings make sure your drive is set to "Never shut down" so that power is being continuously supplied to your SSD while your system idles.

Also FYI, formatting a SSD will not restore Read/Write performance; only a Secure Erase will do that.
A Secure Erase restores any SSD to a blank...

The Kasafist

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Mar 20, 2013
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Honestly I have no clue and I hope this gets attention. My advice though which you already figured out don't mess with SSD they're already fast as is no need to push them. Remember if your files files you stand to lose. I see people mess with them a lot and I see a lot of headaches follow without answer. So I hope you get the answer you're looking for. Unfortunately when dealing with software issues its darn near impossible to fix over this unless we can literally see it and work your physical computer and many things like this usually end up unsolved.

The only other thing is if a person has directly experienced the exact same issue. Which as you may know is sometimes rare since not many take your approach and when they end up in your exact position without answers. If I could be at your pc physically I am sure I could solve the issue but its like shooting blind at a 500 yard target while sand fleas eat away at you.

P.S. Don't tweak SSD usually when trying to Raid or trying to tweak them nightmares like these surface. Hmm..perhaps formatting it completely thats really all that comes to mind for a fix without physically being there or getting a virtual control (kind of like IT in the work environment) otherwise yea format it. If that doesn't work I hope you're in close with an IT buddy or known a tech savvy friend. Back up your files first of course!
 
Your Sequential Reads are 103% of advertised.
Your Sequential Writes are 105% of advertised.
Your Random Reads are 96.8% of advertised.
Your Random Writes are 51.6% of advertised.

Your drive is in great condition. It's possible your low Random Writes are due to repeated benchmarking.
Reboot your system to the login screen before you go to sleep to allow TRIM & idle Garbage Collection to restore drive performance.
In your Power Settings make sure your drive is set to "Never shut down" so that power is being continuously supplied to your SSD while your system idles.

Also FYI, formatting a SSD will not restore Read/Write performance; only a Secure Erase will do that.
A Secure Erase restores any SSD to a blank, fresh-out-of-the-box condition.
 
Solution
Correct. Let your system idle for 6-8 hours and see if TRIM and idle Garbage Collection restores performance.

If performance is not restored, and no other Forum members can suggest which tweak to undo, then your only other option will be to Secure Erase your drive, and do a fresh install of Windows and your other programs.
 

Immaculate

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Mar 26, 2013
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I did what you said Dereck47 and the numbers were still the same.
I actually ended up freeing up another 20GB of space on the SSD. After doing everything I could think of the numbers stayed the same. I even defragmented my HDD, it said 11% fragmented.
After all that, I opened Task Manager, selected Samsung Magician, clicked End Process.
Started Samsung Magician again.
Now my numbers are
Read: 556MB/s
Write: 469MB/s
Read IOPS: 95411
Write IOPS: 74838