1
vote
1answer
85 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 ...
1
vote
1answer
75 views

Ubuntu Server setup: How to install Ubuntu on one drive and use other drive for file storage?

I've built a computer to use as a home file server. I will be installing Ubuntu Server. I've put a small SSD and two large HDDs in it. I have no prior experience with Ubuntu (desktop or server). I've ...
1
vote
1answer
44 views

RAID10 write speed decreased to normal SSD speed after rebuilding the array

OS: Ubuntu 14.04 LTS Software Raid10: 4x120Gb Intel 530 SSDs Server: HP ProLiant DL160 G6 FS: md0: ext4/ md1:swap Test is made on fresh new install, before making any change to some package or ...
0
votes
2answers
47 views

Quick question: Will a fresh install Ubuntu detect my Raid-0?

I have Ubuntu installed on an external drive and Windows installed on my primary "C:" drive. I've been dual-booting this way for years. Recently, I upgraded my single SSD C: drive (where Windows ...
0
votes
1answer
99 views

SSD is not showing up in boot loader installation device list while installing ubuntu 14.04 alongside windows

I've windows 7 installed in my SSD and trying to install ubuntu 14.04 in same SSD drive. But when I try to install ubuntu alongside windows it shows only HDD in the drive selection list. If I try to ...
1
vote
2answers
139 views

NAS running Ubuntu / Raid 5 / SSD cache

I'm about to setup a NAS - planned hardware so far: MB: ASUS P9D WS(*link1): sry, it's german, it says th MB supports Hot-Plug in AHCI or RAID Mode, supports Intel Smart Response (SSD Caching) CPU: ...
3
votes
0answers
323 views

Does Ubuntu 14.04 support SSD TRIM on Software RAID? [duplicate]

I'm using the softwareraid (mdraid) RAID1 on 2 Intel SSD DC S3500 and I found there's a fstrim job on cron.weekly. Does it mean Ubuntu supports it? I could not find any article saying that SSD mdraid ...
0
votes
2answers
92 views

Poor SSD RAID0 write performance, alignment on raid?

We have Samsung840Pro 512gb x2 connected to the motherboard's c600 6gbps SATA3.0 ports. The RAID partitions use 100% of each disk: user@blockparty ~ $ sudo fdisk -lu /dev/sdb Disk /dev/sdb: 512.1 ...
0
votes
1answer
249 views

One SSD and two HDD. Install on SSD and RAID 0/1 or LVM for HDDs?

I would like to install Ubuntu 14.04 on my PC, but I'm uncertain on what would be the best for my setup. I have a 128GB SSD (Crucial M4) and two 500GB HDDs. Currently I'm running Windows 8 where I ...
0
votes
1answer
82 views

Samsung 840pro SSD in RAID0… caveats?

We have a SuperMicro X9SRI-F-O board that has two 6gb/s SATA3.0 ports. We currently have a single Samsung 840pro SSD hooked up to the first SATA channel. We want to double the storage and bandwidth by ...
0
votes
1answer
70 views

setting up ubuntu server 12.04 with SSD/HDDs questions

I am setting up Ubuntu server 12.04 LTS. I am using 120GB SSD for OS and 3x4TB in RAID 5 (software RAID 5) Here are my partitions that I configured during the initial installation: /, /boot, swap on ...
0
votes
0answers
17 views

VMHosts and SSD drives

EDIT: (Sorry for the wall of text) not so new Linux user but I still consider myself mostly a novice, because this is me jumping off the diving board, ANYWAYS:... From what little research I've ...
0
votes
0answers
105 views

Ubuntu 12.04 installation hangs after first two screens

I'm having a strange issue while trying to install Ubuntu 12.04.4 (64bit) to my system (preferably to the SSD). When I boot from DVD/USB i get to the Installer, after choosing my language and ...
0
votes
0answers
127 views

How to I make Ubuntu to recognize Dell PowerEdge R420 RAID 1 made of SSD?

I have a Dell PowerEdge R420 configured with 2 SSD in RAID 1 and I installed Ubuntu on it. So far so, good but it seems that the OS has no idea about the fact that it is running on a RAID nor that is ...
0
votes
0answers
13 views

How I can I set up Ubuntu with as much as possible on a nonbootable raid

I have an older system with a BIOS, a 64gb SSD, an a nonbootable fakeraid running windows 8.1 I want to install ubuntu and move as much of the installation as possible to the nonbootable raid. I've ...
0
votes
1answer
129 views

ubuntu desktop installation

I've been searching on the internet for quite some time to find a solution. I've been trying to install Ubuntu Desktop on a new computer build. I would like to install ubuntu desktop on a ssd and ...
1
vote
0answers
232 views

using GRUB to boot a linux system on a different device?

I bought a new SSD drive with the idea of running my Ubuntu system on it and leaving the other two SATA drives (which are configured in a RAID array) for storage only. Ubuntu installed with no ...
0
votes
0answers
390 views

Ubuntu Server 12.04 on a ssd & data on RAID HDD

I'm new so please forgive me if i'm posting against the rules or something like that. I found some topics that are a bit related, but none with raid 10. I'm going to switch from Windows server to ...
2
votes
0answers
470 views

Ubuntu 12.04 and Windows 7 dual boot on ssd + hdd raid1

Despite reading dozens of HowTos and so on I am getting crazy about trying to get my dual boot system running. Maybe you can help me. My system: Asus Z87-pro motherboard with UEFI Samsung 840 Pro ...
0
votes
1answer
269 views

Ubuntu Server SSD primary OS, user data/home folders on secondary RAID1

I have a 60GB SSD drive that i want Ubuntu Server 13 installed upon, and user home folders (except for root) automatically redirected to a secondary RAID1 array. Each hard drive in the array is 2TB. ...
0
votes
0answers
194 views

Ubuntu GRUB SSD Raid0 Win8.1

I have a notebook (Asus UX51VZ) with 2x256GB SSD Raid0 and EFI. - Have Windows 8 Professional pre-installed - I never use, but keep it - I have installed Ubuntu 13.04 (updated to 13.10) - I have ...
0
votes
1answer
739 views

How do I perform an installation with RAID1 HDDs and two SSDs?

I have a setup with 2 HDDs (1TB), 2 SSDs (32GB and 120GB) and 16GB RAM, and I want to do the following: Put the two HDDs in a RAID 1 for redundancy, and use that volume for the bulk of file-saving, ...
0
votes
1answer
92 views

Some things I don't quite understand about partitioning for an installation

So I'm installing ubuntu onto my main desktop, but I don't quite understand the partitioning and how Ubuntu works in general. I have 4 SSDs which I would like to put into a JBOD array. I did some ...
0
votes
0answers
338 views

How to make the Ubuntu installation process recognize RAID administered volumes (dual boot windows 8 on a system with ssd cache)?

I am trying to make a dual boot ubuntu/win8 on my new laptop, that came with a pre-installed windows 8. After leaving some 300 Gb unpartitioned space in Windows I created a live USB and booted it on ...
1
vote
1answer
476 views

Best configuration for 1 SSD and 2 HDD's?

I'm going to be buying a sata 3 motherboard (Gigabyte GA-970A-DS3) and a new SSD (SATA 3) as my boot/programs disk. In addition, I will be using my 2 old maxtor diamondback 10's (7200 - 300gb each) ...
0
votes
1answer
490 views

Installation fails when trying to create an EFI partition on an ASUS ux32vd (double SSD model)

I've purchased an ASUS ux32vd Ultrabook that has 2 SSD in RAID 0 configuration. I've managed to remove Windows 8 but I can't boot in Ubuntu. When it try to create an EFI partition the installation ...
0
votes
2answers
2k views

How to add Windows 7 to GRUB2?

I am currently using Ubuntu 12.04 LTS and I want to dual boot it with Windows 7. Let me explain what did I do: There was only Ubuntu 12.04 on and I get it's image with clonezilla. Ubuntu was ...
6
votes
1answer
4k views

How to set up SSD raid and TRIM support?

I am looking to set up a new server. I can only use Intel 520 Series 240gb MLC ssds or standard Seagate 7200rpm disks. These are the non negotiable options. Naturally, as this is going to be running ...
1
vote
0answers
365 views

Restoring RAID after linux installation

After Years using windows and wishing to enter the linux world, I recently installed Ubuntu 12.04. I have a Dell vostro 3460 with: 500 GB HDD 32 GB SSD mSATA (cache - not physical drive) My ...
4
votes
1answer
5k views

Can I cache an mdadm raid with an ssd?

I have a 1TB array set up in raid 1 using mdadm on Ubuntu 8, to store mission-critical files. I'd like to speed up read/write, especially for large files by caching to an SSD. Is this possible? Does ...
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
2answers
180 views

Two different SSD drives, which one to mount for home?

I've had a 128GB toshiba SSD on my T400 and have just bought a new 240GB intel SSD (335 series). I want to have a clean new dual boot install of ubuntu and windows 7. With my SATA II system, the new ...
2
votes
3answers
4k views

raid advice with SSD and two HDD

I have a new machine with one 128GB SSD and two 1TB HDD. On the SSD is the OS and my initial thought was to put the two HDD in RAID 1 for user data. After some more thought I came up with two other ...
1
vote
2answers
1k views

Installing problems with Dell Vostro 3460

I'm having problems installing 12.04 or 11.04 in a new Dell Vostro 3460. The issue becomes on the "Raid" performance that comes with the laptop, a 500GB HDD and a mini SATA 32GB SSD. With Windows ...
0
votes
1answer
680 views

Two SSD in Thinkpad W520 and Internal RAID - Not Enabled

Looking for some suggestions: I have bought a Lenovo Thinkpad W520 with a SSD of 160 GB. windows 7 came as a default OS. My Storage subsystem has "Internal RAID Not Enabled". I want to replace my ...
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!
1
vote
2answers
861 views

Possible/viable to make a btrfs RAID between SSD and HDD?

Since I don't use my laptop's CD-drive I want to put a small (8 GB) SSD into the CD-drive slot (I'll use a caddy similar to this one). I want to use compressed btrfs on the SSD and put all the data on ...