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).
0
votes
1answer
44 views
How can I create an encrypted, file-system–agnostic, mountable volume?
At work, we have an iMac (running OS X) that shares a partitioned hard drive over the network. I'd like to back up to my partition from my Linux machine. I've attempted connecting via cifs, then ...
3
votes
4answers
871 views
Comparison of raw block devices
Is there a utility (or some shell magic) that allows me to compare two block devices?
Details: I have one large (0.5 TB) RAID device that I've backed up to a slightly larger SATA device using dd. ...
7
votes
5answers
257 views
Can I see what HDD I have installed? [duplicate]
I use lspci for pci devices and lsusb to list the usb hardware devices, is there something similar to list my SATA HDD model ?
0
votes
1answer
100 views
Encrypted USB 2.5“ to unencrypted internal 3.5” hard drive copy speed
I am moving data from an external USB 2.5" hard drive (encrypted with cryptsetup) to an unencrypted internal 1TB 3.5" hard drive on a GNU/Linux quad-core headless server with 2GB RAM, using Midnight ...
0
votes
2answers
207 views
Issue with bad sectors on a laptop hard drive
I had Windows installed on my laptop and suddenly one morning Windows couldn't start. Then I tried after formatting and for once it became possible.
I also installed Ubuntu as logical drive (deleted ...
11
votes
5answers
2k views
How to find which process is regularly writing to disk?
How can I find which process is constantly writing to disk?
I like my workstation to be close to silent and I just build a new system (P8B75-M + Core i5 3450s -- the 's' because it has a lower max ...
0
votes
1answer
29 views
Installing a secondary drive in CentOS 6
I am new to Linux and CentOS so I may not be sure of the exact question to ask. It may be best for me to tell you what I have done. I installed a secondary 500gb HD to use for file share storage. I ...
4
votes
4answers
167 views
If I have an SSD and a hard disk in a system, can the SSD act as cache for the hard disk?
Say I have some partitions; one on a SATA drive and one on an SSD. I want to create a "virtual" hybrid disk. Is this possible?
5
votes
4answers
2k views
Convert image of a partition into image of a disk with partition table
I have an image of an existing partition generated with dd if=/dev/sdXN of=image.bin. Now I want to use this image as the basis for a virtual machine. I know how to convert the image into a format ...
2
votes
1answer
425 views
Debian preseed.cfg/automatic install setup not detecting hard disks
I'm trying to build a Debian automatic install set up using a preseed.cfg file loaded into a client by PXE. The host and client are both Virtual Box VM's.
Everything goes smoothly on the client ...
-1
votes
1answer
61 views
Can not mount drive after installing windows vista
I have searched for weeks now and have not found an answer to my question. Hopefully you guys can give me a push in the right direction :)
Ok, here is what happened:
I have linux mint on a 1.5 TB ...
3
votes
1answer
229 views
Gentoo LiveCD from Hard Drive: No Mountable Filesystems on root after modules loaded
I am attempting to install Gentoo on my PowerPC Mac. I have reached the point where I can boot the LiveCD (I have no functional CD Drive, so it is from a spare Hard Drive), but after the kernel is ...
3
votes
2answers
518 views
How to disable clicking in Seagate ST3000DM001?
Recently I bought this disk and I cannot get rid of funny clicking -- funny because normally not configured disk make dry click.
This one make click like a sweet chirp. But besides this, this click ...
1
vote
0answers
24 views
How can I prevent smartd from reporting that it cannot find a disk?
I have smartd monitoring my hard drives. It works fine generally, but the following error window has been consistently popping up every 24 hours.
This email was generated by the smartd daemon running ...
1
vote
0answers
45 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 ...
0
votes
0answers
80 views
Linux 3.5 ext4 slow hdd performance?
This is a bit of a general question.
I have just installed Mint Linux 14.1, root is ext4 and rest are NTFS (dual boot).
I'm using a laptop, and I have always suffered from that annoying hdd ...
0
votes
2answers
60 views
increasing a logical volume
I need to increase the logical volume of the var directory, the maximum size of var right now is 10GB, I need to make it 50GB. I have a Centos 6 server.
The output of df -h is:
Filesystem ...
2
votes
2answers
113 views
Where to find the VBR on the /dev/sda1 partition?
I have one built-in hard disk /dev/sda which looks like this:
Disk /dev/sda: 160.0 GB, 160041885696 bytes
255 heads, 63 sectors/track, 19457 cylinders, total 312581808 sectors
Units = sectors of 1 * ...
0
votes
1answer
109 views
External drive not being recognized
I am currently running elementary OS (a Linux OS based on Ubuntu so everything in Ubuntu works in it) - dual booting it with Windows 8.
I have a 3TB external hard drive (USB 3.0) that does not seem ...
1
vote
3answers
164 views
Get Position of RAID Hard Drives
I was recently tasked with creating a hard drive management system on Linux. I needed to write a program that monitored when drives came online and offline and created/removed links to the drive ...
0
votes
0answers
18 views
How to associate device to sata port disk [duplicate]
I have 2 hard disks connected to 2 sata ports.
The disks are associated to /dev/sda and /dev/sdb.
These hard disks are in software raid so it happens that the system can go for some time with only ...
1
vote
2answers
263 views
How to resize logical volume to fit filesystem
How can I resize logical volume to fit filesystem automagically?
1
vote
3answers
155 views
How to mount multiple partitions
Is there a way to mount multiple partitions, or even all partitions, of a disk with a single command in Linux? Is there, perhaps, an option that the mount command accepts that would facilitate this? ...
2
votes
1answer
136 views
GParted messed up my partitions
Update: running testdisk I can actually see all of my files in /dev/sda1!
I wanted to install Windows alongside my Debian installation in order to play some games. In order to do that, I had to boot ...
1
vote
1answer
1k views
Hotplug area too small error
I have VM running under RHEL6, which is running under HyperV. It has a lot of important soft installed, but does not have suffocating workload (~10% CPU is used). It's been really unstable recently ...
2
votes
0answers
68 views
LVM keeping harddisk awake?
I have a Lenovo W530 running Arch with kernel 3.79 (for bumblebee) and laptop-mode is configured properly and running. It has one SSD (sdb) and one harddisk (sdb). The sdb disk has two lvm-volumes: ...
1
vote
3answers
67 views
Light linux for disk operations
I have old computer with Windows XP system and it started crashing randomly. I need light OS, which can be booted as Live CD/DVD in which I could copy all data from hdd to external hdd.
I have tried ...
1
vote
0answers
299 views
Mint 14 does not detect my first hard disk
I have two hardisks installed in my machine :
Samsung SSD PM830 SATA : 128 Gb
ST9500423AS ATA : 500 Gb
When I start Mint installer, it only showed me the 500Gb harddisk.So I partitioned it into ...
2
votes
2answers
422 views
vmstat IO stats: why the high bo during a download?
On my RHEL 4 machine, I was downloading a huge file (2.5GB)..I was checking the output of vmstat and was especially curious about seeing the disk IO using bi and bo. I know iostat is a better tool ...
8
votes
4answers
7k views
How to see disk details like manufacturer in Linux
With sfdisk -s I can see the disk capacity as follows:
$ sfdisk -s
/dev/cciss/c0d0: 143338560
total: 143338560 blocks
How do I see disk details like disk manufacturer? I tried hdparm, but got an ...
13
votes
3answers
636 views
How to know if a disk is an SSD or an HDD
I want to know whether a disk is a solid-state drive or hard disk.
lshw is not installed. I do yum install lshw and it says there is no package named lshw. I do not know which version of ...
0
votes
0answers
231 views
RAID Drivers and Support for an AMD SB950 Chip?
I have an Asus Sabertooth 990FX R2 motherboard which uses the AMD SB950 chipset to create a fakeRAID array (setup for RAID 5 in my case). It is recognized as a RAID array in Windows after install of ...
4
votes
2answers
343 views
Recovering an ext4 filesystem with corrupt journal
I have a hard drive that seems to have developed some kind of hardware problem in the journal. This prevents the drive from being loaded. Running mount -r -t ext4 /dev/sda5 /mnt/root results in the ...
3
votes
2answers
96 views
Is it safe to only partially restore a disk image with dd?
I have saved my whole hard-disk with dd to an image file. The hard-disk contained some primary partitions formatted with ntfs, swap and ext4. I did it this way:
dd if=/dev/sda | ssh user@fastmachine ...
3
votes
1answer
234 views
Measure hard-disk read(), write() speed without caching in QNX 6.5
I am working on QNX 6.5 Operating system. QNX 6.5 supports POSIX APIs. I am trying to build an application which is used to evaluate performance of hard-disks. My application will read/write/read ...
11
votes
2answers
290 views
How can I be sure that a directory or file is actually deleted?
I know that most files, when deleted, aren't actually removed from the disk, and can be recovered later.
How can I ensure that a directory I had deleted will actually be removed from the disk? Are ...
4
votes
2answers
220 views
What happens when a hard drive fills up?
What happens when a hard drive gets full with Linux running? Does it lock the system? Or something else, or nothing happens?
I am using Ubuntu Linux.
1
vote
1answer
53 views
hosting my web portal on CentOS linux
I need to buy a VPS / dedicated server that provides a CentOS Linux with 4 x 500 GB harddrives in mirrored Raid. So that'd be 1TB of hard-drive space.
The way I keep my pictures on my website is in a ...
4
votes
1answer
76 views
Error(?) in output of the dd command
When I run the following command:
dd if=/dev/sda of=output bs=512 count=1
In the middle of the output, I see this text:
GRUB ^@Geom^@Hard Disk^@Read^@ Error^M
What does it mean?
4
votes
2answers
4k views
Can I fix bad blocks on my hard disk with a single command?
I'm working on fixing the errors in my Hard Disk, It's possible to do that manually but it might take hours.
After typing this command sudo badblocks -b 512 /dev/sda, I got hundreds of results and I ...
0
votes
2answers
651 views
Create swap partition after install
I already have parititon contain data under lvm enviroment with centos 5.8
output of fdisk -l
root@server [~]# fdisk -l
Disk /dev/sda: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, ...
0
votes
2answers
162 views
SAS hardrive 600GB 10k is not detecting in my linux server
I have inserted one new 600 GB HDD to my Linux server. Green light is glowing but in my Oracle Enterprise Linux 5.5 OS it is not showing after executing the command below:
fdisk -l
grep -H . ...
1
vote
1answer
296 views
fdisk isn't showing my hard drive as properly formatted (but it is)
I've got 3 1TB drives which I've set up to use LVM. Here's the output of pvdisplay:
--- Physical volume ---
PV Name /dev/sda1
VG Name vgpool
PV Size ...
2
votes
0answers
161 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 ...
23
votes
7answers
45k views
How do I find out what hard disks are in the system?
I need to know what hard disks are available, including ones that aren't mounted and possibly aren't formatted. I can't find them in dmesg or /var/log/messages (too much to scroll through). I'm hoping ...
1
vote
1answer
105 views
When should I create a new volume group instead of a new logical volume?
I currently have 3x1TB physical volumes in a VG and a LV that spans the entire capacity of the VG. This LV is meant to store specific files.
Now I have another 2TB drive that I want to use LVM with. ...
0
votes
1answer
62 views
Does RHEL 6 enforce software constraints on the number of SATA drvices that can exist on a system?
I came across the following blurb in some RHEL 6 training documentation:
The number of drives that can be installed on modern computers has increased. With port multipliers, it's relatively easy ...
6
votes
5answers
2k views
How to know if /dev/sdX is a connected USB or HDD?
How can I know if /dev/sdX is a local HDD or usb key ? best doing this without root privileges.
OK , udevadm helped a lot:
For local HDD:
udevadm info --query=all --name=sdb | grep ID_BUS
E: ...
2
votes
2answers
622 views
How should I prevent data corruption on an NTFS partition shared by Windows and Linux?
I use Linux for most of the things but I still need Windows sometimes. So, I have Linux Mint 14 and Windows 8 installed (dual-booting) on my computer with the following disk setup:
sda1: The 350 MB ...
2
votes
1answer
369 views
Unclaimed device in lshw
I have added in my computer a PCI Express controler card with 2 USB3 ports and 2 sata3 ports. (http://www.ldlc.be/fiche/PB00121886.html).
The USB ports are working correctly but the HDD plugged in ...
