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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19 views

Lags on file access, is my HDD going to break?

Yesterday, I noticed that there is a 5 second delay around those things which used to be instantly. However, it just occurs sometimes, usually only on the first time (maybe kernel cache). Opening a ...
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1answer
34 views

Hard disk drive spins up on laptop sleep/wake, can I stop it doing this?

I have in my Arch Linux-running laptop an SSD and an HDD; the latter I use seldom. It is mounted as /mnt/sdb5 and configured to spin down proactively when on battery (/etc/default/tlp, ...
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2answers
37 views

Is there any danger in changing the labels of my hard drives?

I've have both Ubuntu and Arch installed on my computer, and want to change the labels of the / and /home partitions (four in total), to make it clear which is which. Can this potentially break ...
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1answer
37 views

Hard drive making strange sound

It sounds like the HDD is put into a power saving/sleep mode, spun down, but immediately started up again, and then this repeated 3-4 times, very quickly. How could I find out what this exactly is, ...
2
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2answers
47 views

Backed up over wrong hard drive

I've just written over the wrong hard drive using the command: sudo sh -c 'pv /dev/sdb >/dev/sdc' How do I go about undoing this? I was creating the first even backup of the drive, and I backed ...
5
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1answer
438 views

In what sense does SATA “talk” SCSI? How much is shared between SCSI and ATA?

This is nothing new to me at least, that SATA actually "talks" SCSI, hence why these SATA devices show up as SCSI devices in Linux. A related question has been asked before, e.g. Why do my SATA ...
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0answers
22 views

Reduce bad block retry / wait times in Ubuntu

How can I reduce the IO wait time and retry times so that the OS doesn't continually try to write to a failing drive? I have an system that I use to make copies of demo content that gets loaned out ...
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3answers
55 views

Full DD copy from hdd to hdd

UPDATE: 2 This seems a lot better than before (Thanks to Groxxda for the suggestions): sudo dd if=/dev/sdb bs=128K | pv -s 3000G | sudo dd of=/dev/sdc bs=128K ETA is about 9 hours for 3TB, whereas ...
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1answer
18 views

unrecognized inateck hdd enclosure with linux Mint

I have put in a Hitachi 2.5 inch hdd inside a Inateck hdd enclosure. I have connected the enclosure to a Toshiba R630-156 using a usb2 cable on a usb3 enclosure port. I can hear and feel the hard ...
1
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1answer
78 views

LVM not coming up after reboot, couldn't find device with uuid

Had a VM that was, up until recently working without issue, but needed to be rebooted after some configuration changes. However after rebooting the VM didn't come back up, saying it couldn't find the ...
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0answers
28 views

Internal secondary hard disk suddenly failing to mount

In RHEL5, my internal secondary hard disk (1TB) suddenly fails to mount after some unexpected power failure and after my system got off. But it's showing in BIOS and while Booting checking as sdb ...
2
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3answers
95 views

Why is dd running forever on a 8 GB drive

I have a filesystem handled by ZFS and it's about 8 GB. I tried to zero out the filesystem by running: dd if=/dev/zero of=/EMPTY bs=1M | true rm -f /EMPTY And normally on an ext4 filesystem, it ...
2
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1answer
20 views

Track HDD access?

How can I track HDD access? Not in a monitoring sense of MB/s like iotop. My internal mass storage HDD gets permanently woken up and I want to find the evil process with an absolute list of accesses.
3
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1answer
34 views

Error creating ext4 file system

Recently I purchased a Cubietruck Cubieboard 3, and I'm trying to copy Lubuntu server from the builtin NAND memory to a hard disk. I can create a partition successfully, but when I go to format the ...
4
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0answers
51 views

Why does hdparm see two different values for the size of a drive?

I have a 1 TB drive attached via USB. It contains an LVM physical volume filling the entire device (without any partition table). When I tried to extend a logical volume by using the entire PV, the ...
1
vote
1answer
92 views

Problem with former RAID hard drive settings in Linux Mint 17

I'm new to Linux, just installed Linux Mint for the first time. I have two hard drives which were previously in a RAID configuration. Now before I have installed Linux I've changed them to individual ...
2
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1answer
52 views

I/O schedulers for normal harddisks

For me figuring out what is the best choice for I/O in kernel was a challenge. First I learned that it is subjective then it is depend upon the File-System you use. I know you should use No-op for ...
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0answers
59 views

USB HDD Enclosure works with Ubuntu, but not Raspbian

SOLVED: Even though the enclosure came with its own power supply, it required a powered USB hub, probably for some internal components that don't draw power from the main supply. I have this dual HDD ...
2
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0answers
44 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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1answer
63 views

Is no caching mode page a serious error?

My server log displays the following error messages in RED: kernel: sda: sda1 sda2 kernel: sd 0:1:0:0: [sda] No Caching mode page found kernel: sd 0:1:0:0: [sda] Assuming drive cache: write through ...
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1answer
26 views

How turn external HD visible in Virtualbox Debian VM?

I want to clone my Virtualbox VM to a another/external HD in my computer. My VM is a Debian 7, and I want to use the dd command on an external HD. Is this possible? When I use # fdisk -l only ...
0
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1answer
77 views

Could not boot from an external hard drive [duplicate]

I burned a live session of Linux Mint 17 Cinnamon to a USB stick. Then I installed LM17C into an external hard drive by using this USB stick. I managed to do it and even successfully started on my ...
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0answers
47 views

Mount a seriously damaged NTFS partition on an HDD with a lot of bad sectors?

I have a situation where I haven't deleted anything, even the partition table looks fine, the real problem, apparently, is the partition itself, upon further investigation I have verified that this ...
1
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3answers
381 views

1:1 copy with dd

I need to get a copy of an HDD that is a real 1:1, I mean not just the filesystem but also the geometry and the partition table and everything in between. if I'll just use dd if=/dev/sdb ...
3
votes
2answers
69 views

Mounting Disk Image in Raw format [duplicate]

While Trying to mount a disk image in Raw(dd) format using the following command mount nps-2010-emails.dd /media/manu/ I get the following error message mount: you must specify the filesystem ...
1
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1answer
27 views

How to display disk capacity via Samba?

I have a Raspberry Pi running Raspbian with a Samba 3.6.6 server. The config file: [global] encrypt passwords = yes log level = 1 max log size = 1000 read only = no security = user [A] ...
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1answer
84 views

How to increase size of /dev/sda2 in suse running on vmware

how to increase the partition /dev/sda2 partition. df -h : Filesystem Size Used Avail Use% Mounted on /dev/sda2 7.0G 3.7G 3.0G 56% / devtmpfs 432M 172K 432M 1% /dev tmpfs ...
0
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1answer
38 views

Is the free space of unmounted partitions and hard disks used in the background when the OS needs some more space?

I have two hard disks on a computer and I intend to recover the data in one of the them (Had Disk 1). An Ubuntu OS is installed in the other(Hard Disk 2). Both Hard Disks are connected to the ...
1
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1answer
42 views

External disk partitions with identical UUIDs

I have two external USB drives of the same make and model, and one of them is driving me slightly nuts by never being assigned a UUID (or, at least, it doesn't show up in /dev/disk/by-uuid). What ...
1
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1answer
62 views

Clunking hard drive, some info appears in dmesg but none in fdisk -l, what are my options?

I've been backing up old IDE hard drives onto a new USB drive this afternoon. One, a 2002 120gb Western Digital, has been a bit of a problem. I have connected it (as with the other hard drives) to ...
1
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1answer
76 views

How can I resize my encrypted root and home partitions, to give root more space?

I need to enlarge my / (root) partition, I have a lot of space on my /home partition so how can I do this? The drive is encrypted with LUKS. My system is Fedora 20. I have another thread here which ...
3
votes
1answer
109 views

How to use SSH to make a dd copy of disk A from host B and save on disk B?

I want to make remote backups from disk A at will using SSH from computer B. I want to save the backups to disk B. How can I do this? I've tried using $ ssh hostname@my.ip.add.ress "sudo dd ...
2
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0answers
29 views

Is there anything with having locked drives in the BIOS that Linux can't handle?

I have a sata disk which is not part of the available pool of disks I set in the BIOS (dmidecode --type 0 confirms AMI 1403 - 09/10/2009 - on Asus) when I boot. Therefore the disk is online but ...
2
votes
1answer
146 views

Why can't I write on External Hard disk?

I am using Arch Linux. I am not able to write on my external hard disk. I have tried to change the permission manually through properties but not allowed to do so. How can I fix this problem? Here is ...
4
votes
2answers
72 views

Force a drive to spin up

What is the best way to spin up SATA HDDs in GNU/Linux? I've looked through the manual for hdparm, sdparm. I know there are arguments to spin DOWN the drive, with -y and -Y. I also know there are ...
1
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1answer
97 views

Access or recover files from Apple hdd with bad S.M.A.R.T. and 05-reallocating sector bad

I have a Macintosh HD (hfsPlus) [/dev/sdc2 on /media/ubuntu/Macintosh HD type hfsplus(ro,nosuid,nodev,uhelper=udisks2)] WARNING: GPT (GUID Partition Table) detected on '/dev/sdc'! The util fdisk ...
4
votes
3answers
71 views

Can I overwrite LUKS partition with it's decrypted content?

I have HDD with my data (partial backup of most important data available on other HDD), currently it's formatted as Ext4 over LVM over LUKS. I want to remove LUKS layer, but reformatting and data ...
1
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1answer
41 views

Shrink /home partition to two partitions

I have one hard disk on my server [root@CentOS dev]# df -h Filesystem Size Used Avail Use% Mounted on /dev/sda3 4.9G 722M 3.9G 16% / tmpfs 246M 0 246M 0% /dev/shm ...
3
votes
0answers
89 views

How to prevent the Linux kernel from waking a secondary HDD from sleep

Is there a way to instruct the (Linux) kernel not to wake up a secondary hdd after a system sleep/wake-up cycle? I'm asking because in my laptop I have an SSD as a primary drive containing the system ...
2
votes
1answer
61 views

Slow hard drive?

Some time ago I noticed, that my desktop has become slower, than usual. It looks like a source of troubles is the hard drive (there is no such issue with Live USB) - but I don't understand the reason ...
2
votes
1answer
33 views

Where does dd start when copying a partition?

I'm copying an entire HDD using the dd tool, and I'm considering stopping part of the backup due to space limitations. Does the dd tool begin at the front of a partition when copying? The first ~90 ...
1
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4answers
135 views

How to check physical device contents

I got a server with 2 hard drives. I would like to know what is on 2nd drive. How would I list all contents on physical device ? lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT xvda 202:0 0 ...
1
vote
1answer
64 views

How to find out Hard disk first & last sector ID's?

Is that possible to find Hard disk sector's ID? If we can, how to find out Hard disk 1st & last sector ID's in windows & LINUX? As I tried to Google it, I found only hard disk sector size. ...
1
vote
1answer
72 views

How to make an unallocated space “exist”?

I have Ubuntu and Windows installed together. I'm going to install Arch also along with them. For now, I what them to live there all together in my computer. I have the following: I'd like to ...
4
votes
1answer
321 views

Problem mounting GPT disk partition

I am trying to mount a partition on a GPT disk, but I get the following error: $ sudo mount -t ext4 /dev/sda1 disk/ mount: special device /dev/sda1 does not exist Looking at dmesg, I don't see any ...
5
votes
1answer
131 views

How to use an SSD for caching, so my hard disks can spin down?

I've got a file server with a bunch of disks running together in a BTRFS pool and want to add an SSD for caching. I'm not mainly after speeding up things, but want to catch the regular small accesses ...
1
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1answer
153 views

ioctl: invalid argument for HDIO_GET_IDENTITY

I wrote a program to get the details of hard disk drive using HDIO_ ioctl calls. For writing program, I'm referring Documentation/ioctl/hdio.txt in kernel source(2.6.32). Here is my main part of ...
3
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1answer
60 views

how to check health of hard drives?

How do I check the health of my hard drives? I know that you can do it with system rescue, but is there a way to do it from root without booting onto system rescue?
0
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1answer
35 views

Checking HDD health

I have a set of old Seagate SATA HDDs that are part of an LVM on Raid setup in a NetGear ReadyNAS. The ReadyNas no longer boots (it hangs on checking FS). I tried reinstalling the OS which did not fix ...
2
votes
2answers
146 views

lvm: what's the purpose of a Volume Group?

Each Volume Group can have many resizeable Logical Volumes. each of Logical Volume can have different filesystem, encryption options etc. that means having a single Volume Groups is enough. so why LVM ...