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Who much headroom is recommended in an SSD???

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I have a 960 Pro NVMe PCIe M.2 500GB that is getting full.  But just in general how much headroom should be left in an SSD to maintain optimal performance?? 5%, 10%, 20%??

 

Also,  I am installing another 860 Pro via SATA III (2 TB).  I will be moving Orbx and mesh over to the new drive to free up space and using a symbolic link to the original P3D folder.  Will I be losing any performance from the sim by going this route?

 

Thanks,

 

Doc


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1.  I'd recommend 10% minimum free space unless you do a LOT of writing to the drive...so much and so fast that garbage collection might have trouble keeping up (not a likely scenario in a consumer PC).

2.  You shouldn't see any ill effect except maybe a very small increase in initial load time for the sim.  When the sim is running, it does lookahead buffering that makes storage speed essentially a nonfactor unless you are loading large batches of huge photoscenery files.

Regards

 

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Bob Scott | President and CEO, AVSIM Inc
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It is my understanding that SSD performance begins to suffer when they are 90% full.  If you are writing large files to the SSD, then you may notice a performance loss at 75% full.

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My computer: ABS Gladiator Gaming PC featuring an Intel 10700F CPU, EVGA CLC-240 AIO cooler (dead fans replaced with Noctua fans), Asus Tuf Gaming B460M Plus motherboard, 16GB DDR4-3000 RAM, 1 TB NVMe SSD, EVGA RTX3070 FTW3 video card, dead EVGA 750 watt power supply replaced with Antec 900 watt PSU.

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Gigabyte x670 Aorus Elite AX MB; AMD 7800X3D CPU; Deepcool LT520 AIO Cooler; 64 Gb G.Skill Trident Z5 NEO DDR5 6000; Win11 Pro; P3D V5.4; 1 Samsung 990 2Tb NVMe SSD: 1 Crucial 4Tb MX500 SATA SSD; 1 Samsung 860 1Tb SSD; Gigabyte Aorus Extreme 1080ti 11Gb VRAM; Toshiba 43" LED TV @ 4k; Honeycomb Bravo.

 

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Insufficient free space affects write times, not read times.

Cheers!


Luke Kolin

I make simFDR, the most advanced flight data recorder for FSX, Prepar3D and X-Plane.

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