0
votes
1answer
36 views

Will “guided with encrypted LVM” enable TRIM on a SSD?

I currently have a little SSD (32 GB) for / and another HDD (250 GB) for /home where I use eCryptfs to encrypt my personal files. I consider buying a big SSD (500 GB) to have all the data on a SSD as ...
0
votes
0answers
14 views

Logical Volume resizing issues after migrating to SSD

I have recently been upgrading a machine that I built out of recycled/reclaimed/reused parts and have managed to lay my hands on an SSD. As it would provide a major speed boost over the ancient IDE ...
1
vote
1answer
37 views

How to migrate to a bigger ssd?

I'd like to migrate my ubuntu 14.04 install from a smaller sdd (256Gb) to a bigger one (Crucial MX100 512Gb) without reinstalling. What is the best way to process? I read that clonezilla was not ...
0
votes
1answer
109 views

Ubuntu SSD /dev/sda and LVM partition alignment

I got a SSD new harddrive and successfully moved my root partition to it. I am using LVM. It is booting fast, and all the performance is much better than with classic hdd. But I am not sure about the ...
1
vote
1answer
133 views

What should I use my SSD for? [closed]

I am setting up a small (1 user) email server. So far I have put in 2 x 1TB WD Red drives and set them up for LVM with RAID1 mirrored LVs. I also picked up a 120GB Samsung 840 Evo but I can't figure ...
0
votes
1answer
84 views

How do I replace LVM root volume with SSD disk on Ubuntu 13.10

I have next partitions: /dev/sda1 → /boot /dev/sda2 → LUKS → LVM /dev/vg1/root → / /dev/vg1/home → /home /dev/vg1/opt → /opt /dev/vg1/var → /var /dev/vg1/tmp → /tmp ...
0
votes
0answers
85 views

Ubuntu Server: SSD + existing LVM disks

I'm currently using the following setup for a home NAS server: - Debian installation on a 150 GB HDD (with LVM) - A logical volume of 4GB that consists of 2 2TB disks I would like to replace the HDD ...
22
votes
1answer
16k views

How is Trim enabled?

I have heard, that Ubuntu 14.04 will have Trim enabled by default. How will this be done? By adding a discards option to the ext4 mount options or by running a cron-job? Will the default options for ...
0
votes
1answer
113 views

How to extend logical volume swap space to atleast 64 GB on SSD

My current configuration of physical volumes is as follows. --- Physical volume --- PV Name /dev/sda5 VG Name vgssd PV Size 190.89 GiB / not usable ...
0
votes
0answers
40 views

is it necessary to enable discard on logical volumes if lvm is configured with “issue_discards”?

LVM has a option issue_discards. If this option is set, does it make sense using discard on filesystem level (ext4 here) for filesystems being created in a LVM logical volume?
0
votes
1answer
122 views

Where can I find what filesystem lvm2 uses/

After a default installation of Xubuntu (12.10) on a SSD card, I now have the following set up: A SATA disk: /dev/sda1 --> extended /dev/sda5 --> ext4 (mount point: /media/mark/ A SSD disk: ...
1
vote
0answers
187 views

2x SSD like one drive 12.10

I want to do a clean install of ubuntu 12.10. I got 2x 40GB SSD's. I want to have them like one drive. (like RAID0), is there a way to do this with LVM, in the graphical Ubuntu 12.10 installation? I ...
1
vote
1answer
904 views

How to enable TRIM on LVM on Ubuntu 12.10?

When I reinstalled Ubuntu 12.10 64-bit on my SSD, I chose the option to use LVM in Ubiquity. I am trying to find out how to enable TRIM for my SSD. I came across this article: ...
1
vote
1answer
338 views

Run fstrim from LiveCD

A few years ago I installed Ubuntu 10.04 with LVM + LUKS on a system with SSD, TRIM was not enabled. Now I want to install Ubuntu 12.04 on the same SSD. I have found a guide explaining how to enable ...
0
votes
1answer
836 views

Should I use Logical Volume Management and Encrypt the installation on SSD?

Should I enable Logical Volume Management on my SSD? What i want to know is if enabling either encrypt the "encrypt the new ubuntu installation for security" option or the "Use LVM with the new Ubuntu ...
5
votes
1answer
2k views

Setting up lvm with HDD and SSD

My current hard drive is just about full and rather than just toss it and get a new one (since it works fine), I want to get a new drive and set them both up using lvm. While I'm at it, I also want to ...
7
votes
3answers
5k views

How should I configure TRIM Support for LVM logical volumes?

I am setting up a notebook for software demo purpose. The machine has a Intel Core i7 CPU, 8GB RAM, a 128GB SSD, and runs Ubuntu 12.04 LTS 64bit desktop. As it is, the SSD is configured to have a ...
1
vote
1answer
709 views

Adding physical volumes to LVM partitions - what happens to existing files? And general SSD optimization

I've got two drives in my laptop, a 120GB SSD and a 320GB hard drive. Ubuntu (11.04 amd64) is on the hard drive, set up using LVM. Now, I got this SSD recently, and I want to put Ubuntu on it for ...
3
votes
1answer
2k views

SSD + TRIM + ext4 OK. What about LVM and RAID?

I've read that SSD TRIM is now supported in the recent kernels with ext4 too (see How to enable TRIM? ). Is it OK/safe to enable TRIM when having a) LVM b) RAID1+LVM? Thanks!