All Questions
39
questions with no upvoted or accepted answers
7
votes
0
answers
2k
views
Does Windows trim unpartitioned (unformatted) space on an SSD?
Laptop with Windows 10 Pro v1511 x64, with 512 GB Samsung SSD 850 PRO as system drive.
In an attempt to overprovision space on the SSD, I just shrunk the system partition from about 475 GB to 400 GB. ...
3
votes
0
answers
399
views
fstrim always trims a certain amount when run after boot
For some reason, if I run fstrim -v / immediately after booting up, it will always trim at least a certain amount regardless of what was done on the disk prior (even if I never really did anything but ...
3
votes
0
answers
4k
views
Windows 8.1 fails to optimize System Reserved partition
I have Windows 8.1 Professional x64 running from a 256GB OCZ Vertex 4 SSD.
Windows has divided the drive in to two partitions:
System Reserved (350MB NTFS)
C: (238.13GB NTFS)
Whenever Windows ...
3
votes
1
answer
1k
views
Does Windows 7 support TRIM for Spanned Dynamic Disks?
Windows 7 supports TRIM for an individual SSD, but does it work with two SSDs merged together as a Spanned Dynamic Disk?
"Dynamic Disk" is Microsoft's proprietary version of LVM.The equivalent ...
2
votes
0
answers
832
views
SSD overprovisioning and encrypted LVM
I have a SSD with an encrypted (cryptsetup/luks) LVM partition. Since I'm not yet into that ssd stuff I offhandedly left approx. 10% unpartitioned for overprovisioning. Just because I was told that ...
2
votes
1
answer
1k
views
TRIM an SSD after restoring from an image?
I just restored a full disk Windows 7 image to an SSD with dd, and am now running off of it.
I'm concerned that the SSD thinks that all of the unused sectors from the image are actually used sectors, ...
2
votes
1
answer
2k
views
File system which supports trim command for shared SSD
I have a ~500GB SSD and I want to read/write on it from both of Windows and Linux.
As far as I know, there are three choices for file system of shared drives: FAT32, NTFS and exFAT.
FAT32: Not an ...
2
votes
1
answer
851
views
SSD and file recovery (on Windows 8)
Typical commercial "file recovery tools" are not usefull on modern SSDs, because the recovered file (if any) appears empty.
Windows 8 sends the TRIM command to the SSD when a file gets deleted from ...
1
vote
0
answers
158
views
Windows Server Scheduled Drive Optimization (defrag/TRIM) drives list is empty
I want to setup scheduled drives optimization on Windows Server 2019 (defrag HDDs and TRIM SSDs).
The Optimize Drives main window lists my drives properly. But when I want to select the drives that I ...
1
vote
1
answer
813
views
Does AWS support the TRIM command for EBS volumes that are SSD-backed?
I've gone over Amazon's documentation and it seems that the TRIM command is only implemented for some instance types that have internal SSDs (specifically, the C5d, G4, I3, I3en, F1, M5ad, M5d, p3dn....
1
vote
2
answers
3k
views
How to TRIM ssds in RAID 1 on Windows 10 (1903)?
I use 2 Samsung 860 pro 1TB disks in RAID 1 (Intel RST ver. 17.2.4.101) on a Dell Precision 3620 (i7-6700).
The write performances have degraded terribly.
Blanking and reinstalling everything is a ...
1
vote
0
answers
1k
views
How does TRIM work on Windows when a spanned volume is created with both HDD & SSD?
This question is similar to these two: Does Windows 7 support TRIM for Spanned Dynamic Disks? and Will Trim still work if creating a spanned volume of two disks (NOT AS RAID) But they are for an much ...
1
vote
1
answer
319
views
Is SSD TRIM deleting your System Restore points in windows?
I've had system restore enabled on Windows 7 with a SSD with TRIM enabled.
It would often have a message saying 'Creating restore point' but I never actually saw any restore points in the restore ...
1
vote
0
answers
594
views
SSD TRIM Garbage Collection and affect on MFT Meta Data (security)
Does the way a SSD with trim and garbage collection handle deleted files make any changes to the deleted files MFT meta data entries for tiny files? What affect specifically do SSD's have on tiny ...
1
vote
1
answer
519
views
SAMSUNG 850 EVO 250GB - TRIM, GC - recoverability of files
Can't find this information anywhere - hoping someone will know.
What type of trim does this drive have enabled when trim is turned on? Is it DRAT? Does it zero out files once they've been deleted ...