A universally unique identifier (UUID)

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2answers
52 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
1k 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
789 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
100 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
867 views

install and load uuid-ossp on PostgreSQL

How can I install uuid-ossp extension on PostgreSQL 9.3? Is it using apt-get install? I did select * from pg_available_extensions; but I found no extensions that relates to uuid-ossp.
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1answer
337 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
365 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
144 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
207 views

Old Disk in new machine gave error: Couldn't find device with uuid

I'm running Zimbra email server on Ubbuntu Server 10.4 as VM , we got an issue with VM as it was not able to startup. I installed fresh copy of Ubuntu Server 12.4, when I'm trying to add disks of old ...
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0answers
190 views

System crash: empty /sys/class/backlight (deleted acpi_video0) & now the error “disk drive is not ready yet or present”

I "tried" to set the default brightness for Ubuntu 14.04. Following here, At first I did: echo 5 > /sys/class/backlight/acpi_video0/brightness then: sudo apt-get install xbacklight then ...
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0answers
29 views

How can I recover the UUID after changing it?

I changed the UUID of my HDD. Is there any way to recover it?. After changing it, the grub fails.
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0answers
88 views

My internal SATA 3TB WD only data drive mounts ONLY after shutdown, cant reboot

i am in need of some help.. TL;DR : system works fine after shutdown, after reboot it cant find / wont mount data drive (if i manually skip the mounting it works) I am using ubuntu 12.04 (server ...