0
votes
1answer
333 views

Recover data from ubuntu encrypted drive (LUKS)

I had a Host with Ubuntu 12.10 installed, and the entire harddrive was encrypted (with LUKS it appears), I remember the passphrase, but I have trouble to "open it". I am now on a beta version of ...
1
vote
1answer
105 views

Which filesystem is this volume, I want to mount to an ubuntu server?

See those images below, it shows errors like wrong fs type, bad option, bad superblock, missing codepage or helper program, or other error.... I just tried to mount it as FAT mount /dev/sdf ...
0
votes
1answer
117 views

mhddfs not support single file to split multiple hard drives.. if file size exceed limit of single storage device

I'm using mhddfs to combine multiple drives that are mounted over network using NFS. e.g. There are three machines Server Name Dir Space Server 1 /home 10 GB Space Server 2 /home 10 GB ...
-1
votes
1answer
97 views

Can I improve speed in Hyper-V?

I use Windows Server 2008 R2 (it is host) with Hyper-V and a guest running Ubuntu 12.04 LTC. It is my settings: RAM 32768 Cores (virtual processes) 4. (I need 12) I also use virtual hard drive ...
2
votes
1answer
1k views

Is this a sign of dying hard drive?

Today I wasn't able to access one of my hard drives, after reboot it seems to work now, but i'm worried it's going to die soon. /var/log/messages Jul 4 17:05:02 host-37 kernel: [401496.020869] ...
0
votes
1answer
171 views

Error while mounting partition with Live CD

While booting my system, It is going into initramfs prompt and it is giving some error. Before taking any further steps, I planned to take a backup my data from hard disk. So, I bootted the system ...
0
votes
0answers
67 views

Why parsing directories are so slow?

I have a directory with 136 000 files for a total of 1.8GB. The server has: 8 Cores - Intel(R) Xeon(R) CPU E5606 @ 2.13GHz 25GB RAM Ubuntu 12.04.2 LTS Hardware RAID 1 (LSI Logic / Symbios Logic ...
-1
votes
1answer
84 views

fdisk -l ouputs nothing [closed]

I have a dedicated server at 1and1. If I try to boot normally the server never initializes and I'm unable to contact it either by ssh or serial console. I can only reach it if I boot in rescue mode. ...
-3
votes
1answer
95 views

Sharing drive contents using Samba - What harddrive format? [closed]

What format should my harddrives be if I am putting them in a ubuntu server with the intention of sharing the drives contents using samba to other PC's, Macs and linux PC's? I don't know if I should ...
0
votes
1answer
69 views

KVM Image Jammed After Power Unplug

We have a HP DL380 Server which has ubuntu 12.04 OS as Host and for Virtualization KVM. Power of our server unplugged suddenly and after plugging power size of image of vm in ...
3
votes
3answers
3k views

Forcing a verbose fsck on reboot (Ubuntu)

I'd like to force a verbose fsck on reboot of my Ubuntu linux server, I can get fsck to run on reboot by creating a file /forcefsck in my root dir ... Additionally, by adding a y into the contents of ...
0
votes
1answer
40 views

Is there a hook that I can use to detect if one of my hard drive partitions on my server is full?

I have a server with a partition that contains all the uploaded files from my users... It gets empty after the files received are send to the CDN. Everything works. But I am worried that one day the ...
-1
votes
2answers
234 views

How do I copy files between harddrives on Ubuntu CLI? [closed]

I have a dedicated server with a 120gb main ssd. The server happens to come with a couple of 3000GB hard drives. I'd like to use them to back up my main drive. Preferably, I'd like one as an exact ...
0
votes
2answers
828 views

How long do uploaded files stay in the tmp folder in Linux Ubuntu?

I am building a web application where my users will be able to upload files. After the files are uploaded I need to send the files to two other servers, and after they will be deleted from the server ...
5
votes
2answers
1k views

Disk (EXT4) suddenly empty without any sign of why

I have a Ubuntu 10.04 server with several disks in it. The disks are setup with a union filesystem, which presents them all as one logical /home. A few days ago, one of the disks appears to have ...
-1
votes
1answer
845 views

Tool for auto mount/unmount external hard drives

I have a simple Ubuntu (12.10) server running with an external HDD attached to it. It is mounted regularly (NTFS) without RAID or so. Because it is mounted all the time, the hard drives becomes very ...
11
votes
5answers
565 views

Is it bad to have a very full hard drive on a high traffic database server?

Running an Ubuntu server with MySQL for a high traffic production database server. Nothing else is running on the machine except the MySQL instance. We store daily database backups on the DB server, ...
1
vote
1answer
3k views

Put mdadm raid's HDDs in standby after X minutes [closed]

I have a RAID setup using mdadm with 4 harddrives. The server should not always run the harddrives, so I searched for a solution to put HDDs in standby and found this: hdparm -S 240 /dev/sda which ...
1
vote
2answers
524 views

What should the total space be for 4 3TB Drives in RAID10 configuration?

I just configured 4 3TB drives in a RAID-10 configuration but the total disk space in the RAID is 4TB. I used the following guide to setup the RAID-10, RAID-10 Intall. Shouldn't the size if the ...
0
votes
0answers
172 views

Running dd from Ubuntu live, it goes to sleep

I needed to clone a hard drive, so I bought the exact same model that I have and stuck it into the computer. I put Ubuntu live on a flash drive and boot up from it. I check with sudo fdisk -l that I ...
2
votes
3answers
5k views

How to repair the fstab file with current configuration

I'm using Ubuntu 10.04 and i accidently removed all the entries from the fstab files while doing a backup (Yeah, I know ;)). I would like to know if there is a way to rebuild it with the current ...
4
votes
2answers
2k views

How to determine which file/inode occupies a given sector

I received messages in /var/log/kern.log that indicate drive failure. The messages occured while copying my $HOME between drives (ext4 -> ext3): [ 5733.186033] sd 4:0:0:0: [sdb] Unhandled sense code ...
0
votes
1answer
322 views

What can I do about the 2 SATA harddrives no longer showing up even in BIOS?

I've been trying to setup Ubuntu but have been running into countless issues. Both the 500GB drives has now become undetectable and don't even show up in BIOS. I've detailed below the process I've ...
0
votes
0answers
404 views

Ubuntu Server 11.04 on IBM Ultra320 SCSI 15K RPM

I'm trying to install Ubuntu Server 11.04 on an IBM HDD (namely Ultra320 SCSI 15KRPM). The problem is the installer won't detect any drives until I load the correct drivers. However, I'm not able to ...
4
votes
3answers
4k views

How do you check the health of individual hard drives in a RAID array?

I'm running a simple 1 TB RAID 1 array with mdadm on Ubuntu Server 10.10. I would like to simply check the status of each hard drive to make sure their both functional before it is too late. How ...
0
votes
2answers
351 views

Ubuntu raid 1 write errors

I have an Ubuntu server set up with two SATA drives in a RAID 1 configuration with MDADM. The machine is used to record raw video, which involves a lot of writing to the disk. Sometimes during video ...
3
votes
5answers
2k views

Which hard drive corresponds to ata1.00 and ata12.00?

I have an Ubuntu installation which has a lot of hard drives. Two of these drives have hiccups and SMART is reporting errors. However, I cannot figure out how to determine which drive is ata1.00 and ...
-1
votes
2answers
147 views

How to solve upcoming harddrive failure smoothly on Ubuntu machine [closed]

I've seen that there's a good amount of relocated sectors on my home server with one harddrive, so it should be about time to replace it. Sure, I can plug the replacement harddrive in, format and ...
2
votes
4answers
202 views

What is the easiest/simplest way to change the HD on a Linux server?

I have a machine running Ubuntu Server that has been presenting some HD-related problems. Instead of reinstalling and reconfiguring everything (and to save time) we'd like to copy everything from the ...
1
vote
1answer
103 views

Mounting a hard disk

I am new to Linux environment. I added a hard disk to my system. I am running Enterprise Linux Machine. It is not mounting my hard disk. Can any one tell me how to mount it? Thanks, Narendra
1
vote
3answers
632 views

Clone ubuntu linux hard disk

I have 2 160GB drives in a server. One is the OS, the other data. I want to clone these drives to two new 1TB drives. What is the best way to go about this ? Thanks EDIT: I used clonezilla to ...
0
votes
1answer
136 views

Upgrade server hard disk

I have run out of disk space on my server. It is running Ubuntu 10.04 LTS and hosting a handful of applications and their associated MySQL databases; I currently have 2x 160GB hard disks. One is ...
1
vote
1answer
2k views

Best way to mirror files to an external hard drive?

I have a 1 TB internal hardrive full of important files and media on a server running Ubuntu; I also have a 1 TB external hard drive that is plugged into the same server. What would be the best way to ...
0
votes
2answers
770 views

Sync files from NAS to local harddrive?

i need a way in ubuntu to sync like 1tb of files from a NAS to a local harddrive, connected by ethernet (directly). any suggestions? it should include a progress bar, that's why 'cp' isn't the right ...
1
vote
2answers
133 views

Backing NTFS hard drive to a Linux distro

I want to move to Linux (Ubuntu more specifically) and also bought a new hard drive. What I'm not really sure about is if I put my old hard drive on an external case, then install Ubuntu on the new ...
2
votes
2answers
349 views

how to restore grub

During copying files via lan my Ubuntu Server 10.04 hung up and I had to reset the computer. After reboot, I got: Grub error 17, so I tried the rescue alternate CD, but I got a info, that no ...
1
vote
2answers
3k views

Hard drive device names are different from one reboot to another in Ubuntu

I have an Ubuntu machine (10.04 but had the same problem in 8.04) with a bunch of drives that I use as a file server: 1 SATA that I boot off of 2 IDE in RAID1 2 SATA in RAID1 The problem is the ...
3
votes
3answers
694 views

Ubuntu Device-mapper seems to be invincible!

I'm working on a hopefully unrelated question question and I've got to a strange situation. First: I know very little about the very low level hardware kernel storage driver magix, so I'm hoping a) ...
3
votes
3answers
2k views

Tell ubuntu to ignore dead hard drive during booting?

How can I tell Ubuntu to ignore my dead hard drive during booting? I know my secondary hard drive is bad, but I cannot take it out. Every Reboot takes forever because Ubuntu tries to read from it for ...
1
vote
2answers
1k views

Good Partition for Postgresql Server

I'm setting up a dedicated postgresql server on ubuntu, using 500GB RAID 1. I'm wondering if someone might share a simple, yet effective partitioning schema that I can use, since I'm pretty new to all ...
1
vote
1answer
2k views

Ubuntu 6.06: Mounting /root/sda1 /root failed: No such device

An old machine in our office, running Ubuntu 6.06 all of a sudden will not boot up. I get the following info during boot: Uncompressing Linux... Ok Booting the kernel mount: Mounting /root/sda1 /root ...
0
votes
1answer
95 views

Adding another HardDisk to my server

I have a ubuntu server and I am planning to add another harddisk to it. Currently installed harddisk is iSCSI drive and I can add new SATA2 harddisk using NAS or SAS. I lack knowledge of linux in ...
3
votes
2answers
3k views

Mount an ext3 partition with a 16k blocksize?

We are attempting to recover data from a drive which was formated by Netgear ReadyNas Duo. We have dropped it in a linux box and discovered that it is formated as ext3 with a 16k block size. Mounting ...
6
votes
3answers
7k views

How do I configure Ubuntu Server to power down drives when not used?

I just got home file server, and it contains 7 hard drives. I installed on it Ubuntu Server (Jaunty). What should I do to make it power down drives when they are not in use (most of the time they will ...
2
votes
4answers
185 views

ifconfig dirties inode on proc (Linux)

I'm currently checking HD access with the following echo 1 > /proc/sys/vm/block_dump tail -f /tmp/syslog and this log message pops up once in a while: Aug 31 22:44:18 Frasse kernel: [ ...
0
votes
2answers
2k views

What might cause HD spin-up under Ubuntu?

I'm pretty new to Linux, so bear with me. On my 2.6.28-13-server #45-Ubuntu SMP, I am using hdparm -W1 -S120 /dev/sda to spindown the HD after 10 minutes. But every one or two hours or so, it spins ...
1
vote
5answers
3k views

Why can't I see my new harddrive on my Ubuntu box?

I installed my new drive and put Ubuntu server on it. It was working fine except ubuntu server was a bit to raw for me. So, then I decided to go back to my old drive and use the new drive as a second ...
2
votes
4answers
6k views

ubuntu: scan hard disk for physical problems

How do I scan my hard disk for physical problems in Ubuntu?
3
votes
2answers
617 views

Normal disk read/write value for a ubuntu server

How would your determine a max value to set an alarm on the I/O activity of a ubuntu/linux server hosting upto 4 sites running apache, mysql and upto 4 tomcats? Or in general (if there is one such) ...
4
votes
3answers
2k views

Manage USB hard disk on Ubuntu

I have some USB drives attached to my Ubuntu machine, I was looking for some commands to: Power-Off a drive after umounting it. Power-On and Re-Mount. Does it make sense to power-off and on a USB ...