Questions about disk drives under the UNIX and Linux systems. See also the "filesystems" tag.

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3answers
68 views

Bad sector on a directory

I've a bad sector on my /home/xyz which make a folder with 10 GB data unreadable. As far as I can see in syslog there's only one badsector with may destruct 4K of data while I have no access to 10 GB ...
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2answers
145 views

Any programs suitable for making a database over disk-content?

I have quite a lot of external hard-drives, and often have a hard time finding what I'm looking for - not to mention not storing the same file several times on different drives or finding free space ...
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2answers
80 views

Cant format external drive

I am trying to format an external drive, but getting the error /dev/sdb1 is apparently in use by the system; will not make a filesystem here! Based on the internet, I have: run cat /proc/mounts: ...
2
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1answer
370 views

What could cause a NAS mount to respond slowly?

I've a directory on a NAS mount (from NetApp), that contains ~6300 image files, total size of this directory is ~ 300 MB. I get two different performances of time ls: First time (or after waiting 5-7 ...
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0answers
111 views

Setup Cloudmin on Centos installed in LVM

I installed CentOS 6 with default LVM partition pattern. according to this pattern Can I use Cloudmin and store KVM Disks in LVM as Logical Volume? I think Cloudmin requires creating new logical ...
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0answers
43 views

Block Devices & Partitions

I partitioned a microSD card (mmcblk1) into two partitions mmcblk1p1 and mmcblk1p2. If use a dedicated card reader I am able to see the entire SD card and its partitions using various disk management ...
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0answers
685 views

How to set up ZFS with ZIL and L2ARC SSD?

I have been considering bcache and flashcache. However my friend suggested me something called ZFS. In fact it says that formating disk with ZFS can actually do the exact same thing without kernel ...
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0answers
18 views

Backup Creation failure

When I try to make backup through the backup tool in Linux Mint 14 (Nadia), it shows the following message in the form of dialog box: Backup failed. Permission denied when trying to create ...
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0answers
35 views

Ubuntu eucalpytus cloud, Unable to see the volume from within a running instances after attaching

I am facing a rather strange issue when it comes to attaching EBS volumes to running instances. We have a cloud with 2 monster machines (say NC1 and NC2) and one moderately powerful machine ...