A universally unique identifier (UUID)

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2answers
62 views

Permissions - Listing uid

Two part question: What is a world-writeable directory and file? I'm looking for a script that would display the directories on all partitions of a server, that are not owned by root or a system ...
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1answer
44 views

Adding second hard drive

I have been trying to set up a secondary hard drive to compliment my smaller SSD drive ... I have been having trouble following the howto posted. Some how I can create the "mount point " mynewdrive" ...
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1answer
2k views

mdadm warning (system unbootable) from update-initramfs, mkconf's suggested fix seems inconsistent with mdadm's description of problem

Summary: update-initramfs says system unbootable, message points to mkconf which suggests rewrite to mdadm.conf that would appear to break the RAID, system up (for now) but next reboot may kill it, ...
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1answer
996 views

Why /dev/disk/by-id/ change after a suddenly server power-off?

I'm management a server that in /etc/fstab have references to some partitions using /dev/disk/by-id/DISK_ID-partN. The server suddenly power-off and DISK_ID part of /dev/disk/by-id/DISK_ID-partN ...
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1answer
357 views

Boot failure - goes to BusyBox - 'gave up waiting for boot device'

G'Day all Have tried installing 14.04.1 LTS on its own partition, then emptying the whole HDD and putting on and having similar results - 'gave up waiting for boot device' ...
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1answer
465 views

How to use 'rsync' to copy ubuntu system to another disk?

I use LiveCD and rsync -av to copy ubuntu system to another disk(same machine). What needs to be revised? UUID in boot.cfg. UUID in fstab. Anything else? Do I need to revise 'initramfs'? ...
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1answer
483 views

blkid encrypted partition to get UUID

Partition is created with: cryptsetup -y create tmp1 /dev/sdc3 sudo blkid /dev/sdc3 gives nothing and partition sdc3 cannot be mounted. Am i rigth that partition created with cryptsetup create ...
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0answers
238 views

Degraded mdadm RAID5 array & ARRAY UUIDs mismatch (Ubuntu 14.04.1)

Every reboot on my server results in a halt due to a degraded RAID5 (software) array. The same drive /dev/sdc appears to be dropping out each time. I ignore and boot with a degraded array any ways. ...
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0answers
129 views

How to recreate encrypted dm-crypt/LUKS partition with predefined UUID on Linux?

I have / and swap area of Ubuntu 14.04 LTS encrypted in dm-crypt/LUKS. / and swap area reside in /dev/mapper/UUID_1 and /dev/mapper/UUID_2. Is it possible to recreate the /dev/mapper/UUID on the ...