a solid-state disk (SSD)

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1answer
4k views

Installing pfSense firewall on an SSD

I was looking at creating a home firewall running pfSense (as I could not get IPCop to boot properly on my hardware). Doing a little research, however, I have some concerns with installing it onto an ...
3
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1answer
87 views

NVMe PCIe disk power cycling

I want to test a NVMe SSD that is connected to a PCIe slot of my motherboard. The test procedure is a specific algorithm that writes workloads to the SSD, while the SSD is exposed to radiations (e.g. ...
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1answer
41 views

Monitor temperature/IO of NVMe drive

Is there a way to monitor temperature or reads/writes of and NVMe drive (in this case Intel 750). hdparm, udisksctl, smartctl, and hddtemp all seem to lack this capability, google searches have been ...
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1answer
60 views

Installing Linux on spare SSD

I installed linux distribution (a debian-based one,called pardus) on HP EliteBook Folio 1040 G2 Notebook PC (http://store.hp.com/us/en/pdp/Laptops/hp-elitebook-folio-1040-g2-f6r38av-1) and it has a ...
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1answer
75 views

How can fsck be so fast?

Is it normal, that fsck on an SSD takes a second or two? I am on Linux Mint 17.3 and I called sudo touch /forcefsck EDIT: ext4 filesystem
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1answer
144 views

dd'ing SDD, decreasing write speed

My hard drive is a SanDisk SSD. The drive is new. I've booted into ArchLinux Live System, with the intention of preparing the hard drive for full disk encryption. I've noticed a significant drop of ...
0
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1answer
44 views

Defining the Arch Linux bootloader on a Chromebook?

I'm planning on installing Arch Linux onto an Asus Chromebook Flip C100P. After enabling developer mode and creating a compatible live USB, I'm ready to start partitioning the device. Whenever I've ...
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1answer
20 views

Loading & booting MINT from external SSD?

Linux Mint 17.3 Cinnamon-- I wish to load this on my old VAIO (64Mb/s, 8G RAM). I'm using WIN 8.1; however, I have a blank SSD that I'd like to boot Mint on-- soooooo, what do I do? I tried ...
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1answer
208 views

How to install CentOS 6.6 linux on an OCZ RevoDrive3 X2 PCI SSD

This took me a week, so here's the problem, and solution. From CentOS 6.5 onwards, the driver mvsas.ko recognizes the OCZ SSD... wrongly. It shows up as 4 small slow SSDs, instead of one big fast ...
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1answer
134 views

how to fetch SMART attributes in SSD?

I have a SAS SSD and I want to know few things like "Perc_Lifetime_Remain", etc. In the exisiting SATA SSD drive, we are fetching these info by using smartctl tool ("smartctl -A diskname"). But the ...
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1answer
2k views

How to install Linux Mint 17 on SSD and have Home on HDD

I have Sony Vaio VGN-NW23NE Laptop and I'm using Linux Mint as my Operating System for about two years, I've currently Qiana. I bought a new 120 GB SSD to speed up my Laptop, but I'm confused about ...
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1answer
316 views

Installing Ubuntu on HDD and Windows on SSD

I am new to Linux. I have a 60GB SSD + 1TB HDD on my laptop. I want to know if I could keep Windows 8 on my SSD and install Ubuntu on HDD. Can GRUB detect both operating systems?
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116 views

LVM cache and TRIM

I have set up LVM to cache a logical volume (located on an HDD) on a partition of an SSD (in writeback mode if this matters). As far as I can tell, this works correctly and the cache uses all ...
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0answers
121 views

Discover what is cached by dm-cache

I am using dm-cache successfully for quite a while now. Now I would like to know which files are being currently in the cache. I understand that dm-cache works with blocks, not files, but since there ...
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0answers
148 views

adding encrypted /home in LVM/LUKS

I installed a new (debian) system to an SSD device. After standard install I want to mount /home on the internal HDD. To be able to ask the question, some details: On install I (manually) generated ...
2
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0answers
137 views

How do I clone only my Linux partition from my 500Gb HDD to a 250Gb SSD?

I have a four year old Thinkpad T420 with a 500 GB HDD with dual-boot Windows/Linux Mint on it. I want to replace the HDD with a 250 GB SSD, cloning only the Linux part (100Gb), and totally ignoring ...
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0answers
27 views

bcache: writeback strategy

I'm using bcache with about 1 TByte of SSD caching for about 40 TByte of data. With writeback and 10% configured for bcache, about 100 GByte of dirty data exist only on the caching devices. I like ...
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0answers
401 views

/dev/sda not appearing after secure erase

I decided to wipe my SSD with a secure erase before installing Arch Linux, since the Arch wiki said that it would improve performance. I followed the instructions listed on the wiki, but now when I ...
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0answers
285 views

How to setup KVM partitions?

I'm trying to install SolusVM/KVM on a server with one 500 GB HD and one 256 SSD. I am a complete beginner at Linux. SolusVM has a script on the site to download and install automatically, but how do ...
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24 views

How to erase SAS SSD

For SATA SSD, I know that there exists an open source program named hdparm for secure erase by issuing ATA command and this tool has been embedded within linux operating system. For SAS SSD, I want to ...
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0answers
33 views

smartcontrol: number of sectors written too small

I tried to use smartctl to get info about the total bytes written to my SSD (started using it yesterday). It currently shows 18 Blocks which seems much to small for me (currently used space is ~9GB). ...
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82 views

Can't install EncFS

I have a 32GB SSD in my laptop and PCManFM 1.2.0 is showing 14.5GB free at the bottom right corner of the screen in the status bar. However, when I try to install an application such as encfs, I ...
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0answers
20 views

mysqld stops right after starting because of corrupted tables (disk full + hardware reboot) - how to fix it?

I'm dumb, I did the stupidest thing I could. On one of my servers, the SSD was full and I wasn't aware of it. The high-traffic website became working really slow, then started displaying errors, ...
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436 views

ssd caching in loop device on btrfs

I have an ssd and 2TB hard disk. The ssd is used for the root filesystem which uses only around 20G of the 120G available. Is there a way to use an image/loop on the root filesystem (btrfs) as a cache ...
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0answers
253 views

SSD installed, but shows as HDD in command output

Strange issue here. I have a 480GB SSD drive installed in this server. I installed it myself. I see it, it's there. But, I'm getting an incorrect output on a typically used command to determine if ...
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152 views

New SSD only mounts after issuing blkid command. [Ubuntu 14.04]

I have a new Intel SSD Pro 2500 installed on a SATA3 port as a secondary drive. It is formatted as a primary ext4 partition. My fstab line is : UUID=1e33881a-d6cf-4933-be70-0aa837641af6 /mnt/ssd ...
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0answers
200 views

Arch/OSX - fstab options for shared /home (HFS+) on SSD

I've got an Arch and OS X install sharing an HFS+ (non-journaled) /home partition. My Arch side seems to have issues with the partition. In particular, deleting multiple files causes the drive to ...
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0answers
414 views

SSD Crash Randomly on Linux Mint 17

I'm running Mint (17 Qiana 64bit) on a fresh install on a new laptop (Dell N5110) with a new Crucial MX100 SSD and twice now the whole system has frozen up. If I switch to a text terminal (as in ...
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26 views

Is there a distribution with an installer that can automatically do LVM over LUKS with everything aligned as needed?

http://www.void.gr/kargig/blog/2012/01/11/linux-ssd-partition-alignment-tips/ talks about aligning SSD partitions and LVM physical volumes. ...
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62 views

PCI-e SSD - Not visible to sysstat's iostat or sar

I am attempting to get basic statistics during test runs on a server with a PCI-e attached SSD that is mounted on /dev/rssda1, however sar and other sysstat either do not log, or in the case of iostat ...
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164 views

Optimization for an SSD?

I am running Fedora 20 on a Laptop ( Lenovo Ideapad Yoga 2 Pro ) with an SSD. My filesystem is LVM with ext4 as the format option. I am now running Fedora as the only OS on the system with Legacy BIOS ...
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319 views

Can't see my ssd drive when booting using grub on a usb pen

I installed debian on my laptop and everything was fine (I may need to mention that I'm using LVM) until I reached the grub point. Since I have a GPT partition he refuses to install properly. I ...
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0answers
1k views

Linux Mint 13 can't detect SSD &/or Windows 7

I'm a newcomer to Linux OSes in general. I'm trying to install Linux Mint 13 Cinnamon alongside Windows 7. Linux Mint can't seem to see/detect either of my SSDs and because of that, it can't ...
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13 views

Partitioning (format) problems with LiteOn PCIe SSD

I recently got a HP Z Book 15 g2. That model has two disks, one of them (in my model) is a LiteOn PCIe SSD (Liteon CX1 JB256 HP). I want to install Linux on that particular disk. First, I tried with ...
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35 views

device-mapper error while setup of dm-cache

I am trying to setup dmcache using the tutorial https://wiki.mikejung.biz/Dmcache When I run the command `dmsetup create home-cached --table '0 976771120 cache /dev/mapper/ssd-metadata ...
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65 views

Partition alignment when imaging with dd

I'm running Debian 7 (Wheezy) on my notebook and want to update to Jessie. When installing, I took care of the partition alignment on the ssd. My next steps would be to clone the existing SSD to a ...
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50 views

Why would Fedora installation crash when using an Nvidia card with SSD, but not in other configurations?

I want to share you a mindblowing problem and want to listen to your ideas. I have a computer (i5, 4GB RAM, etc) Had a Gigabyte NVidia 210 graphics card in it along with a 500GB HDD. Was about to ...
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0answers
43 views

SSD + HDD performance from power on

I'm planing to buy a new laptop with a 128GB SSD and a 1TB HDD. And I would like to have reliability, performance and storage space from power up and during the whole runing time. During the running ...
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0answers
35 views

Adding SSD to my HDD setup with dualboot, what GRUB problems can I expect?

Currently, my setup contains one HDD, with Windows 10 and Linux Mint systems installed on it. What I'm planning to do is to buy an SSD drive. Thing is - I want to clone only my Windows partition, so ...
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0answers
91 views

Linux doesn't recognize the SSD it's booting from!

I've extended a computer by a SSD and the BIOS recognizes it (and shows its name), but neither Ubuntu 14.4 nor Knoppix 7.6 show it in fdisk's output. Then I copied Fedora 23 WS Live to that SSD (on ...
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49 views

Kali won't install on new SSD?

Any ideas of what might be wrong...? I've just swapped the HDD to an SSD in a Thinkpad x240. Laptop turns on fine, Kali runs from USB as live fine but when I try to install it it says no CD ...
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0answers
46 views

Installing Arch Linux and no hard drive detected

I have a Macbook Pro 2011 and the original hard drive died this past week. I had it dual booted with OS X and Arch Linux. Since the drive was old, I decided it was time for an upgrade and I bought a ...
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0answers
50 views

How can I check if a KVM VPS is SSD?

I have come across a few guides but none of them work within a KVM environment. lshw , /sys/block/sda/queue/rotational and smartctl How am I able to find if my KVM VPS is SSD?
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63 views

Linux huge IOPS difference - same disks

I've been investigating for some time regarding some IOPS issues I've been experiencing.. And my mind is getting crazy! I have two servers (one bought 2 weeks ago, another 1.5 years ago) that I ...
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27 views

Poor hard disk read perfomance, but not with O_DIRECT

Since a few days my vps, which supposedly mounts a SSD disk, has been showing a very poor disk read performance. For example, with hdparm -t I get numbers around 20MB/s, while hdparm -t --direct shows ...
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26 views

SSD as write target during reads

I have a real-time application which always writes data to a RAID 10 HDD configuration in a sequential manner at around ~50 MB/s. It uses mmap and writing should never be blocked due to waiting I/O. ...
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341 views

POR Recovery Count increases at every reboot

I have a Samsung SSD in my notebook. In the last week I tested some linux distros, because I want to replace windows 7, but... I find a weird thing: every reboot from linux increases the POR Recovery ...
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220 views

Broken iSSD on motherboard freezes Ubuntu 14.04

I have an Asus UX32VD laptop which has a primary harddrive where the OS is installed and a small iSSD of 24GB on the motherboard which is not used for anything. I'm running Ubuntu 14.04 and Windows 7 ...
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0answers
285 views

Intermittent, temporary freezing

I just got na SSD for my desktop, and decided I'd install Linux on it, for a change from Windows. The problem is, I've tried Ubuntu 14.04 and Fedora 20, and on both, in the install environment and ...
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61 views

Should I use the discard flag when configuring the filesystem to be installed over the partitions on my SSHD?

I've recently bought a laptop with an SSHD. My guess is that most SSHDs are self-optimised, so the disk itself will handle wear-levelling issues, and I won't need to add the "discard" flag when ...