Questions tagged [maintenance]
37 questions
47
votes
4 answers
How do I clean up my dconf database?
Dconf is pretty young, yet my database is already a mess with lots of "schema-less" keys. Is there a way to do some cleaning up, or would I need to start from scratch (by removing ~/.config/dconf/user I guess)?
htorque
- 66,086
43
votes
6 answers
Is system cleanup/optimization needed
Does Ubuntu need regular cleanups like Windows. For example:
Cleaning the logs
Temporary files
Package cache
Dependencies left over
I am not referring to web browsers only.
In case I never do a cleanup, will I have a system like new without my…
Paul
- 924
- 2
- 9
- 11
30
votes
4 answers
What are the common maintenance tasks?
When i was using windows, i used to run defrags, ccleaner and revouninstaller once a month to keep the system and the registry clean.
I know ubuntu (and all linux distro) has a different system structure and doesnt need defrags, but i've heard there…
Strae
- 1,980
21
votes
6 answers
Filesystem filling up due to large uvcydnctrl-udev.log file
Now my installation of Ubuntu costs me more than 100 GB of the hard drive space. And whenever I try fslint and fdupes, they say Permission denied to delete the duplicates. Please help me guys.
Additional Info
Output of df:
Filesystem Size…
user84055
- 593
13
votes
3 answers
How large can Nautilus's thumbnail cache grow?
Nautilus's thumbnail cache in ~/.thumbnails has grown to several hundred megabytes.
Do I need to be concerned about unrestricted growth of this in the long term, or is its size automatically managed somehow?
ændrük
- 78,496
12
votes
1 answer
Why are there deb files in /var/cache/apt/archives/?
Why are there deb files in /var/cache/apt/archives/?
In what cases were the deb files downloaded into that directory?
Tim
- 26,107
12
votes
1 answer
should `dist-upgrade` be followed with a reboot?
Following a periodic, in my case weekly, run of:
apt-get update
apt-get dist-upgrade
is there much benefit from rebooting?
H2ONaCl
- 10,039
11
votes
1 answer
fdisk sector size and alignment issues
I executed the command:
# fdisk /dev/sda1
The output was:
The device presents a logical sector size that is smaller than
the physical sector size. Aligning to a physical sector (or optimal
I/O) size boundary is recommended, or performance may be…
Sir Jo Black
- 215
7
votes
1 answer
Causes of files disappearing and ways of prevention?
My brother told me two weeks ago that some of his files were missing and last week all of his files disappeared (together with some installed programs). The weird thing is that the folder structures are still there - it is just the files in the…
chesedo
- 1,749
- 1
- 14
- 25
6
votes
7 answers
Leave old kernels installed could be dangerous?
I have been using ubuntu for almost 2 years now and I always encounter guides on the internet on how to uninstall old kernel versions.
Even here in Ask Ubuntu there are many questions in this way.
My question is: Must I do so?
Are there problems or…
James
- 195
- 3
- 11
5
votes
1 answer
Logging off users with a countdown message
I want to do some maintenance on a server but in order to do that I need all users to be logged off. But I want to send I message (like shutdown do when you want to shutdown the system) to all the users to save their work and after that, log…
Liwinux
- 53
4
votes
1 answer
How to run Ubuntu Tweak's janitor automatically?
My aim is to have the janitor running at startup, with a pre-configured profile (e.g. clean old packages and empty the browser cache), much like CCleaner's /AUTO parameter on Windows.
The website is lacking any documentation or usage instructions,…
Eliran Malka
- 1,245
- 18
- 36
3
votes
1 answer
Will the 12.04.1 ISO appear on the Ubuntu website?
Following the release schedule for 12.04 here, I see that today, the 12.04.1 maintenance release will come out. Since it includes all updates found for 12.04 up until today and saves me a lot of bandwidth and time, how will I know I am downloading…
Luis Alvarado
- 216,643
3
votes
2 answers
Physically check ram without rebooting the server?
I have a production Ubuntu server in a remote location, which recently started to behave strangely.
I suspect RAM errors, and want to have a physical RAM check without rebooting, Live CDs or memtests which causes downtime.
I know that on-line RAM…
Adam Matan
- 12,919
2
votes
1 answer
What do you do before sending your self-installed linux machine to the manufacturer for service?
I was just wondering what people do when their linux machine (which was previously running Windows) needs to go into the manufacturers shop for maintenance.
I have this ASUS laptop that I've been using for about the past year. Short story, someone…
Ian Graham
- 123