a solid-state disk (SSD)

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2
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1answer
20 views

Unable to edit the /sys/block/sdX/device/queue_depth file

I'm trying to increase my SSD's queue depth value with the following command: echo 64 > /sys/block/sda/device/queue_depth But I receive the following error: bash: echo: write error: Invalid ...
1
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1answer
41 views

Files system become suddently read only; how to debug this?

My ext-4 root and home filesystem became suddently read-only. How can I find out what was the reason for this? The system is ubuntu 16.04 with systemd (installed on an ssd), where root and home ...
1
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1answer
40 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 ...
1
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1answer
57 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 ...
0
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0answers
7 views

SSD died after BSOD [migrated]

I was playing a game on Windows 10 when I got a BSoD telling me "Critical process has died", collecting the info took incredible long so I shut the laptop down via ACPI (waited for nearly 20 minutes ...
1
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0answers
19 views

i'm looking to install qubes to an external ssd. any recommendations? [closed]

I am looking to install qubes on an external ssd. Is there a recommended model that won't give me any dramas? minimum 64gb. or should i just install it to a usb?
1
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1answer
31 views

Is possible not to turn off an SSD in suspend/sleep/S3?

I'd like to keep the SSD (or HDD, it doesn't really matter though) powered on, even if I suspend (S3) the computer and prevent it from turning off during the sleep time. Is it somehow possible to ...
3
votes
1answer
82 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. ...
0
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0answers
32 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 ...
1
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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
0
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1answer
38 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 ...
0
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0answers
62 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 ...
0
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1answer
18 views

Clonezilla part-to-part doesn't show sda2 as source

I needed to replace my 500G HDD with 256G SSD drive. I shrunk the original partitions, properly aligned SDD's partitions on 1 MiB (2048 sectors) and in Parted Magic successfully transfered sda1 ...
0
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1answer
71 views

Will LVM partitioning affect my SSD life or performance?

I've installed new system (Linux Mint 17.3, laptop) using LVM partitioning because I currently don't need a swap (there is enough RAM - 12GB) and I want to use my SSD (Samsung 850 evo 250GB) more ...
0
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0answers
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 ...
1
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0answers
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 ...
0
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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 ...
0
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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 ...
1
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3answers
385 views

Recommended partitioning scheme for Arch Linux when using two hard drives [closed]

I want to install Arch Linux on my laptop, which has two hard drives: a 25GB SSD and a 700GB HDD. I'd like to have the OS installed on SSD and have my data stored on the HDD. Which partitioning ...
1
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1answer
49 views

How can the read/write speed of a partition or drive be measured? [duplicate]

How can I preferable from the terminal measure the read and write speeds of /dev/sdx?
1
vote
1answer
347 views

hdparm: SECURITY_SET_PASS: Input/output error

I'm trying to use hdparm to secure erase an SSD as suggested here. Following the directions in that guide has worked okay so far, but I can't seem to resolve this error: ~ $ sudo hdparm ...
4
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0answers
115 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 ...
2
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0answers
136 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 ...
1
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1answer
61 views

fstrim cronjob not working on Linux Mint 17.2

My /etc/cron.daily/fstrim looks like this: #!/bin/sh # call fstrim-all to trim all mounted file systems which support it set -e # This only runs on Intel and Samsung SSDs by default, as some SSDs ...
0
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3answers
76 views

changing grub boot drive

I just installed a new SSD and I want to move all the files from the HDD to my SSD. I cloned the partitions from the hdd to the ssd. I run on a dual boot - windows 10 and ubuntu 15.10. So, now I have ...
3
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1answer
90 views

Can I get SSD rw performance while keeing data security if I combine SSD & HDD in btrfs RAID1

I have 2 storage devices; classical slow HDD (750GB, /dev/sda) and faster SSD (128GB, /dev/sdb). Currently I have installed Ubuntu & Mint on same btrfs partition on SSD (/dev/sdb5). My btrfs pool ...
0
votes
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 ...
0
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0answers
85 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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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). ...
0
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0answers
48 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 ...
1
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1answer
184 views

Buffer I/O error on device - SSD in SATA3 external case connected over USB3

I am experiencing a weird issue with my HDD. I have an ultrabook to which, I am connecting an external HDD case, based on ASMedia's AS2115 chip. Gentoo is installed on that HDD, this is how I boot... ...
2
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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 ...
0
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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 ...
1
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1answer
76 views

Checking Macbook Pro Retina SSD life

I am trying to assess the health of my SSD drive (of a MBPr 15" mid-2014). I tried to do smartctl -a disk0, which gave the following output: SMART Attributes Data Structure revision number: 40 Vendor ...
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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?
1
vote
1answer
29 views

What is the order in which physical volumes are used in a volume group?

I have a volume group which contains 2 physical volumes 400g on a 7200rpm hdd 250g on an ssd. Can I ensure that the ssd is used first/ the hdd is only used when the ssd is full? Note I will have var ...
6
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1answer
244 views

SSD optimization

I know this has been discussed many times, but there are a lot of different opinions across the internet which optimizations are good for SSDs (and whether to use them). Also the technology has ...
0
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0answers
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 ...
0
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0answers
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 ...
0
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0answers
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. ...
1
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2answers
28 views

which unix commands for monitoring disk operating are available?

To do some tests on SSD disk, I need to monitor operations such as number of reads and writes, access timestamp, which address accessed, write policy and so on. I know there is these commands: $ ...
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0answers
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 ...
5
votes
1answer
379 views

Configuring a mdadm RAID-1 on SSD and HDD

I need to configure a RAID-1 on one SSD and one HDD. Both SSD and HDD has some preinstalled software, which I don't need so both can be fully wiped if that is any advantage. My research so far lead ...
1
vote
2answers
284 views

Can't install Linux (dual boot): 0 Bytes available when selecting SSD with 170GB of free space

I am having difficulties installing Red Hat. Allow me to explain: I have set up several systems now in a dual boot configuration with Windows and some distro of Linux. I thought I was pretty good at ...
0
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4answers
139 views

Linux on small SSD and HDD

Recently I did an installation of Antergos on a netbook with 8GB SSD and 8GB SD card. To fit everything on such small space I've mounted / to SSD and /home to the SD card and it is working perfectly. ...
0
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2answers
257 views

Can I install the /home and swap partitions to a different drive than /?

I am in the process of dual-booting my Windows 10 PC to also run Linux Mint. I have both a 240 GB SSD and a 1TB HDD. The SSD is for the Windows 10 OS, and the HDD is for my files/documents/everything ...
1
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2answers
252 views

Moving /tmp folder to different location. Problems with /tmp not being emptied

I have two harddrives on my computer running Linux Mint. The first is an SSD and has my / partition and the second is an HDD and has my /home partition. I have heard that too many writes to the SSD ...
0
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0answers
336 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 ...
4
votes
1answer
1k views

Samsung 850 Evo SSD Hardware Encryption

I'm considering purchasing a 850 Evo but I'm unsure as to the security of the encryption, especially on Linux. My research has shown that bitlocker can be used on windows instead of the insecure ATA ...
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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, ...