A permanent data storage device used for storing and retrieving digital information using rapidly rotating discs (platters) coated with magnetic material in a rigid form factor (as opposed to floppy disks).

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141 views

How do I (re)build/create/assemble an IMSM RAID-0 array from disk images instead of disk drives using mdadm?

The question: Using Linux and mdadm, how can I read/copy data as files from disk images made from hard disks used in an Intel Rapid Storage Technology RAID-0 array (formatted as NTFS, Windows 7 ...
3
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0answers
59 views

How to check if a drive supports hotswap?

Not all SATA drives support hot-swap. Especially older models do not seem to work correctly and require the system to be rebooted, despite the fact that the controller works well with newer drives. ...
3
votes
0answers
109 views

Hard Drive reporting all 1's after parted

So I have a 3TB hard drive /dev/sdc that I am trying to create a partition on. Before this point, I had the issues described below, I transfered the drive to a Windows 7 computer and created a GPT on ...
3
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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 ...
3
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0answers
3k views

badblocks and “end_request: I/O error” in output

I have 500GB disk in my toshiba laptop, I tried to do backup of files in this HDD but it failed few times (ubuntu just closed copying operation or unmounted disk during copying files). So I boot my ...
3
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0answers
977 views

Bad superblock after server crash

My server (CentOS 6) crashed, and it now kernel panics on boot. It's currently using a mdadm RAID1 array with two 1TB drives. vg_server2422-LogVol01 is / vg_server2422-LogVol00 is Swap ...
3
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0answers
579 views

Toshiba Drive Sleeping - SDPARM

My toshiba 1tb external keeps going to sleep and I can't seem to locate anything that resembles a standby parameter. Does anyone know a way to get this drive to quit sleeping? Here is the output of ...
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0answers
53 views

Cancelled hung GParted operation; didn't 'Force Cancel'; How do I get out without losing data?

In GParted, I was moving a partition over 200mb to the left. However, when it got to 76.13gb of about 330gb done, it stopped (it was stuck at 76.13gb all night). So, I hit cancel (without properly ...
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0answers
16 views

confused about dd write speed and VFS page cache

After reading some articles on the Linux VFS page cache and the tunable parameters like dirty_ratio i was under the impression that page cache would operate as both read and write caching layer. But ...
2
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0answers
128 views

Which sector size shall I choose to run ddrescue with direct access on an Advanced Format drive?

I started the imaging of an AF/512e HDD by first running a following command: ddrescue -n /dev/sdb2 drive_c.img mapfile.log Upon its completion I made a backup of mapfile.log and decided to run ...
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167 views

Unable to mount secondary HDD on CentOS 6.7 (Must specify file system?)

I have a secondary HDD that worked fine in Ubuntu 13.04. I had mounted in to /media/user/<some UUID>/. I could read and write files without problem. My Ubuntu installation was on a primary SSD. ...
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600 views

Startup problem: invalid partition table or use UEFI BOOT

I'm working on a Dell Latitude E5430. Recently I booted pcbsd from USB using this file: PCBSD10.1.1-RELEASE-01-31-2015-x64-DVD-USB_0.iso But I guess I did something wrong. I was trying to install ...
2
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0answers
839 views

Exundelete can't restore the file

I'm trying to restore 2 important tar.gz files I know their directory but extundelete not restoring them although it's giving me the inode number. Loading filesystem metadata ... 2127 groups loaded. ...
2
votes
0answers
71 views

recover lvm formatted partition

I had 2 old drives having LVM installed showing as 1 drive. They were attached by the datacenter to the new server to migrate data but they weren't able to be mounted I tried everything possible until ...
2
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0answers
196 views

Mount LVM volume as external usb drive? CentOS 6

I'm trying to mount my old 2x500GB drives to the new server which has the same drive volume. Both have LVM structure but it's not working. root@server [/mnt/usb]# ls /dev/sd* /dev/sda /dev/sda2 ...
2
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0answers
177 views

Installing Arch Linux on empty eee pc's hard drive

I have a problem with the installation of Arch Linux on an Asus 1000HD eee pc. The fact is, it had a Windows XP home basic installation, and it was still very very slow with that. So I formatted the ...
2
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0answers
126 views

Resize /home on CentOS vmware guest

I have a new vmware guest, let's say I want to extend it from 100 GB to 300 GB My question is how to insert all the 200gb into /home? Where can I start? df -h displays:
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470 views

System cannot boot, continiously scanning btrfs filesystem

On the previous boot I installed HAL to make amazon prime video streaming work, which it did (mostly), but after reboot the system could not pull itself up all the way to BASH and drops to a failed ...
2
votes
0answers
2k views

find ount what [flush-8:0] is writing

Using iotop, I found out that [flush-8:0] is doing a lot of hard disk activity, which explains the annoying slowdowns. However, I can't figure out what's the actual cause behind this flushing. No ...
2
votes
0answers
582 views

Local disc copy at 10MB/s! What could be the problem?

I am running a Debian 6.0.6 (before you ask). I have a regular desktop computer, nothing fancy... but when I copy a file using nautilus I am getting 10MB/s copy speed and the system is completely ...
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0answers
2k views

Hard drives goes missing until reboot - what can be the cause?

I am struggling here. My end goal is assembling a RAID-6 array on my PC, but time and again, the assemble doesn't complete (and cat /proc/mdstat shows that one drive dropped away). This now happened ...
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832 views

Mount Freecom Classic SL Network Drive (NDAS) in Ubuntu 11.10

Both the Network Drive and the Ubuntu machine are connected by Ethernet to a Linksys WRT54GL router (192.168.1.1). To access the Network Drive in Windows, I installed the NDAS software and mounted ...
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12 views

Pci device file identifier?

As regards disk devices, Linux systems represent them through a /dev/ file. /dev/sda is a hard drive, and so on. Is there also a file representing a PCI device, for example a graphic card? If not, ...
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7 views

“BGRT Invalid Status Error 0 Expected 1” followed by permanent loading screen

After I shut down many programs at once using Alt+F4 in my Linux (Manjaro), my computer froze and I had to force shut it down. Upon rebooting, it gives me the error "BGRT Invalid Status Error 0 ...
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146 views

GRUB and LILO both fail to install to NVMe hard disk when installing Debian

I'm trying to install 64-bit Debian stable on a Lenovo Thinkpad. When I get to the installation step that installs the bootloader, I get this message: An installation step failed. You can try ...
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0answers
36 views

OpalCryptoErase.exe for linux

I have a tool name OpalCryptoErase.exe which lets me reset the encryption keys on my opal ssd disk. Of course I lose my data along the way but I don’t care I just want to reset the disk to the initial ...
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0answers
39 views

IOSTAT report doesn't match with DD benchmark

I am running a DD benchmark but the obtained results are not matching with the IOSTAT values. This is the DD sample: $ sudo dd bs=4096 count=690 if=/dev/zero of=/mnt/tmp/test oflag=dsync 690+0 ...
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0answers
19 views

Copying “live usb” install from USB stick to portable Hard Drive

I have a bootable install of Linux Mint on a usb stick (ie a "live usb" install). It has a writable partition so that i can have persistence between one session and the next. I've copied off the sdb1 ...
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0answers
22 views

Is it feasible to fill a ntfs partition/device pre install with zeroess?

In my question about copying with dd one of the commentors pointed out the method of filling the unused space with 0s. Is there a way for a dd of a 80 GB hard drive to be minimal in size? Now after ...
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0answers
14 views

Outsource mount of HDD

Not sure if this is sane, but. I'm having some issues with a HDD. It is a storage disk - so no system files are located there. The problem is related to read/write errors as these causes kernel ...
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0answers
46 views

BTRFS reports errors, but the drives don't. Do I have failed drives?

I have been using btrfs for over a year, and noticed reports of lots of errors in the logs but no problems. A recent scrub found HUGE numbers of csum errors, by huge I mean 85 MILLION, however scrub ...
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0answers
15 views

Partition managing

I installed Kali on my 250gb hdd at installation it asked if I want to create other partitions too bad I didn't thought I will need them and now I have 1 250gb boot partition. Is it possible and with ...
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0answers
31 views

Why is `smartctl -l xerror` LBA well beyond end of disk?

I ran smartctl -l xerror on a Seagate ST31000528AS (1TB disk with 512-byte sectors), and it gave me (in part): Error 597 [16] occurred at disk power-on lifetime: 11903 hours (495 days + 23 hours) ...
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0answers
23 views

Restoring VG configuration from recovered drive

Had to reinstall CentOS on a server with three RAID 1 arrays. I installed the OS on sda (300g), and left sdb and sdc alone (they were not formatted or otherwise fiddled with). The OS is up but ...
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0answers
59 views

sysv and unknown partition table?

We have disk about 1985, It has a Unix.But we didn't know type of Unix.I did the following step : dd if=/dev/sdc of./all_of_disk.iso #sdc is the given disk Then : hexdump -C all_of_disk.iso > ...
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0answers
50 views

Easy mount hdd from remote computer

I've got a computer with an SSD with Linux Mint installed and a bunch of HDD's. When in the file-browser I click one of the HHD's they get mounted in /media, which is fine for me. However I need to ...
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0answers
246 views

BTRFS RAID6 array is broken, how do I fix it?

I have a server running a btrfs raid 6 array which seems to have broken. When try to mount it I get the following error message. I don't know how or why it broke maybe a power outage or something (it ...
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0answers
39 views

Adding a new disk to an exsting partition in linux

I have a sda on my opensuse and want to add a new disk to have more space on it. After adding the disk I have created a partition lets name it sdb. Mr sda has 6 partition and I ant to sdb to 6th ...
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0answers
44 views

How should I distribute files/packages/software across multiple drives?

I am primarily a Windows user, but I am starting to use Linux more as I realize all the features it has. In Windows, I install my software that I use regularly on my 120GB SSD, along with the OS, ...
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0answers
21 views

Shrinking root partition on Debian

I'm using a headless Debian Wheezy server with 2x3TB disks. It was installed automatically with RAID1. This is the output of df -h: $ df -h Sys. fich. ...
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0answers
63 views

How to check a new hard drive?

I have a new SATA hard drive. I plug it to my SATA-USB adapter and then to my laptop. I found it by lshw *-scsi physical id: 2 bus info: usb@1:1.3.2 logical name: scsi10 ...
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0answers
173 views

Separating SAS from SATA drives

I have to list all SAS drives and separately list all SATA drives, I'm working on CentOS6 and tried lots of commands which will give some specific information about bus of disks. Let me show you ...
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0answers
43 views

Is it safe to use the -y and -Y flags to hdparm?

Is it dangerous to use the -y or -Y flag in hdparm during a write, or when the disk is still mounted, or will hdparm refuse to spin-down, or automatically sync and unmount?
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0answers
270 views

How to prevent automatic external hard-drive unmount

I am running some simulations in Matlab on a Linux machine (running Debian Gnome v3.4.2). All the scripts and heavy .mat files are in an external 1TB Toshiba hard-drive connected through USB 3.0 to ...
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0answers
184 views

/dev/disk/by-id creating wrong symlinks for harddrive

I'm running into an interesting problem where on reboots and power cycles, my harddrives will occasionally be given the wrong symlink in /dev/disk/by-id. For example, when I issue ls /dev/disk/by-id I ...
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0answers
64 views

4k mode hard disk partition

I am trying to create a 256 MB primary partition for my 320 Gig hdd using fdisk. Since, the drive support 4k I wanted to try the emulation mode. so, for 256 Mb of 512 K blocks leads me with below ...
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82 views

How can I unveal files on my external hard drive?

I copied a big folder (around 110 GB) from my (Mac 10.7.5) computer onto a hard drive (exFAT). It took quite some time and afterwards I even checked that the files were actually there. After more ...
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0answers
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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0answers
526 views

Make a USB drive bootable for Windows 7 setup

What is the equivalent of bootsect command available in Windows, on a *nix system? Usage: In order to make a USB drive bootable for Windows 7 setup I have to boot-up VMWare and run bootsect.exe ...
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586 views

New harddrive does not show up in /dev

I am trying to add a second (unformatted) IDE hard drive to a QNX 6.4.1 VM (hosted through vmware's vSphere). Unfortunately, there is no entry for the drive in /dev (I think this is called an ...