All Questions
15
questions
0
votes
0
answers
125
views
MacBook Pro Late 2011 Running Extremely Slow After Upgrade to SSD
I have a late 2011 MacBook Pro that's currently running macOS Sierra 10.12.6 version. I updated the HDD(500GB) hard drive to an SSD Samsung 860 EVO(500GB) solid state hard drive. I had originally ...
- 1
1
vote
0
answers
781
views
Grub does not load on boot after transfer of SSD drive to another laptop
I got two laptops of the same make and model, laptop Alpha and laptop Beta. Alpha runs a LUKS encrypted LVM of linux and is partitioned into three parts: Grub, swap, and the encrypted drive. It's been ...
- 31
3
votes
1
answer
5k
views
TRIM support on an USB-attached SSD
I have an SSD (Samsung 860 EVO) attached via an USB-SATA adapter (I tried both this one and this one) to an ARM computer (Odroid N2) running Armbian (Linux 4.9.180).
I partitionned it with LVM (...
- 163
0
votes
1
answer
478
views
How to move system to a new, smaller drive?
I have a 320G HDD(has a lot of free space), but planning to move my system to a smaller 275G SSD.
How can i do it without loosing data?
fdisk -l output
Disk /dev/sda: 298.1 GiB, 320072933376 bytes, ...
- 1
2
votes
1
answer
471
views
How to buffer writes to an External Drive using an Internal SSD
This question is a bit of an odd one, I'll try to be as detailed as I can be.
I'm repurposing an old computer to serve as an in home backup solution. The final resting place for the data is an ...
- 23
2
votes
0
answers
831
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 ...
- 21
2
votes
2
answers
2k
views
Can't make LVM Cache to be persistent after system reboot
I've got LVM logical volume on top of MDADM RAID1 setup. I'm trying to add SSD device as Cache to this logical volume via:
vgextend dataVG /dev/sdd
lvcreate --type cache --cachemode writethrough -L ...
- 208
0
votes
1
answer
1k
views
Fedora 25 GNU/Linux - find missing disk space and resize LVM
I've installed Fedora Server 25 64-bit using LVM and automatic disk partitioning.
Automatically created /root volume was too small (16 GB) and a lot of free space was left and still available on the ...
- 25
0
votes
1
answer
2k
views
How to use tmpfs and SSD for smart cache
I want to create fast logical disk under Linux for storing temporary files. This files I don't afraid to lost.
On my machine I have 128Gb of RAM and 512Gb of SSD disk. So I want use 50% of my RAM as ...
2
votes
1
answer
2k
views
Is setting 'discard' on a partition exposed through LVM sufficient?
From what I understand, I should set discard as a mount option for ext4 partitions that are on an SSD.
My /etc/fstab currently has this line
/dev/mapper/xubuntu--vg-root / ext4 ...
- 194
1
vote
0
answers
82
views
How to use LVM to separate large data?
I have an ultrabook with two discs, an HDD with 500GB and an SSD with 32GB.
My SSD is partitioned for /boot, / and /efi, and my HDD is for SWAP and /media/userdata (mainly, media).
I was thinking of ...
- 240
3
votes
1
answer
5k
views
Linux SSD Performance with Luks / LVM
I've recently obtained a Samsung EVO 840 1TB SSD as a hard disk replacement for my laptop (Lenovo X220t, core-i5-2520m, 8GB RAM). So far, I'm not impressed with the resulting performance and request ...
- 473
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 ...
- 31
12
votes
3
answers
4k
views
Does Linux support TRIM for SSDs on LVM?
I am getting a SSD and need to know, does Linux support TRIM if I set up LVM on top of the SSD? I'm finding conflicting information. I'm currently running Ubuntu 10.10 with kernel 2.6.35-28.
Nick
8
votes
5
answers
6k
views
How to allocate limited SSD space in LVM for optimal performance
I just got a new SSD, and I'm looking for advice on how best to incorporate it into my existing LVM setup. I have the following logical volumes (mounted at the obvious places):
# lvs
LV ...
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