Questions tagged [apt-cache]
See apt, the deafult package manager for ubuntu.
91
questions
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How to clean /var/cache/apt/archives and install Beachbit
When I try to install bleachbit in ubuntu 20.04.5 after this command
$ sudo apt-get install bleachbit
I found this error...
Reading package lists... Done Building dependency tree
Reading state ...
0
votes
1
answer
38
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apt-cache search : command not found
I am using an Amazon EC2 instance with Ubuntu 22.04.1 LTS installed. I am getting "command not found" whenever I try to use "apt-cache search", both with and without "sudo &...
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1
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267
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What's the difference between `apt search <package-name>` and `apt-cache search <package-name>`?
When searching for packages in the apt repository we can use apt search <package-name> and apt-cache search <package-name> inside the terminal and we get a list of package names matching &...
- 135
1
vote
1
answer
616
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Size of a package: "Installed-Size" vs "Size"
I am trying to find out a package size.
I tried the following command:
$ apt-cache show mlocate | grep Size
Installed-Size: 252
Size: 50136
Does "Installed-Size" mean size after unpacking ...
- 127
5
votes
2
answers
767
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PPA: Install old version
I am trying to install package qelectrotech on ubuntu 18.04.
After installing I got (old) version 0.5-2. So I added a PPA (sudo add-apt-repository ppa:scorpio/qelectrotech-dev) source to get the ...
- 163
3
votes
3
answers
1k
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Why is 'apt-cache search' and 'find / -name' showing files associated with a package i have already purged?
I specifically installed libreoffice-writer on my system and then purged it with sudo apt-get purge '*libreoffice-writer*' --autoremove. After this i ran these terminal commands one after the other to ...
- 135
0
votes
2
answers
819
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Multiple outputs for "apt-cache policy <package name>"
From what I understand, apt-cache policy <package name> displays the pinning order and thus the releases of package name available in the apt repositories along with their priority orders.
So, ...
- 125
3
votes
1
answer
816
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List dependencies of package that I don't already have installed?
I want to know ahead of time how many extra packages need to be installed for a
given package. I know I get something like this when I do an apt install -s package | grep ^Inst, but can I get the ...
- 294
0
votes
1
answer
485
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apt-cache shows wrong package version available
I'm going mad with the following issue.
I've added a PPA (ppa:savoury1/encryption) on two machines running Ubuntu 20.10.
On the first one, I see:
apt-cache policy openssl
openssl:
Installato: 1.1.1j-...
- 10.5k
1
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1
answer
410
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Are ubuntu 20.10 packages compatible with ubuntu 20.04 [duplicate]
I have installed Ubuntu 20.10, since it is non LTS, I'd like to have 20.04.
Problem is I have already installed lots of apt packages in my 20.10. So is it possible to reuse the apt cache in my newly ...
- 128
1
vote
1
answer
772
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How do I search the package lists of old Ubuntu releases? [duplicate]
I usually search for packages using apt-cache (e.g. apt-cache search 'flash player') or by using the search functionality on https://packages.ubuntu.com.
Now suppose I wish to search the package list ...
- 465
6
votes
1
answer
398
views
Cannot grep apt-cache show output
I have a list of packages and I want to know which packages are not available in the ubuntu repositories.
I type this command but it returns nothing :
$ apt-cache show vim TotO perl 2>&1 | ...
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3
votes
1
answer
3k
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Need to try to install a specific package version -- however apt-cache madison, apt-cache policy only seem to list the latest version
Other SE posts, for example this, show how you can install a specific package version. However, I'm unsure what exactly the naming convention / syntax used for the version I want is.
I need to install ...
- 51
0
votes
1
answer
260
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How to quey apt conf for default apt cache size?
I am required to report the default cache size used by apt-cache.
I tried below but there is no result. How can I find out the cache size? Any guidance?
$ apt-config dump | grep -i APT::Cache-Limit
...
- 247
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0
answers
92
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Generate list of dependent packages with version using top level package from input file in Ubuntu or Debian
Is there something like npm lock-file in Ubuntu/Debian which can generate the Debian package tree with exact versions for direct and transitive dependencies? For example, a lock-file for Redis will be ...
1
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0
answers
38
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How to leave deb files in cache after installing? APT::Clean-Installed "0" has no effect [duplicate]
I have an HDD installation that has spare space and I would like it to be a backup deb archive. But even with APT::Clean-Installed "0"; in apt.conf and verified with apt-config dump all newly-...
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3
votes
2
answers
26k
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How to install specific docker version from apt-cache policy docker-ce candidate list
Command "Docker-ce" list all candidates
root@ubuntu:/home/master# apt-cache policy docker-ce
docker-ce:
Installed: (none)
Candidate: 5:19.03.6~3-0~ubuntu-xenial
Version table:
5:18....
- 91
2
votes
0
answers
267
views
Apt pinning based by url
I want to have in avaiable sources two repos:
https://qgis.org/ubuntu
https://qgis.org/ubuntugis
Is there way to pin first one with priority 600 ans second one with 450?
Maybe I can add some option ...
- 171
2
votes
1
answer
160
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Listing packages installed outside of official repo
I want to list all the packages in my computer which are not listed in the official ubuntu repo. I needed a script which is fast enough to do the same thing in under a minute.
- 2,897
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1
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219
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Difference between apt-get and apt-cache [duplicate]
Being a new comer in Ubuntu environment, I am bit confused between the apt-get and apt-cache. Can anyone explain what is difference between apt-get and apt-cache. And when to use the apt-get and apt-...
- 103
4
votes
2
answers
242
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Does apt-cache policy <package_name> require sudo?
Can't find any formal explanation to determine whether apt-cache policy <package_name> command requires sudo or not.
Tested it in my machine (Ubuntu) with lots of packages and seems to work, ...
- 165
0
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0
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47
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why names containing dot are not taken in consideration in the result list using the command "apt-cache pkgnames <name>" [duplicate]
System: Ubuntu 18.04 LTS
If you run the following command
$ apt-cache pkgnames python
.
.
.
python3-case
python3-rpy2
python3-pycurl-dbg
python3-structlog
python-natsort
python-protobuf
python-rpm
...
- 1,774
0
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1
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402
views
How can I get *ALL* the info for available packages in apt at once?
I would like to get the details about all the available packages in apt without installing them. I know that apt-cache search . would give me the list and description of all the available packages. ...
- 139
3
votes
0
answers
84
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apt-cache implementation
I am looking at the apt-cache implementation. How does apt-cache create and updates the local package cache? Is it periodic or manual? As far as my investigation, it is manual (apt-get update).
When ...
- 31
1
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0
answers
74
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apt-cache pulls from /var/lib/dpkg/status - How can I prevent this?
I'm attempting to compile some dependency info from an older version of Ubuntu (Artful). Basically I've downloaded the old-release stuff by adding the following lines to my /etc/var/sources.list:
...
- 11
0
votes
1
answer
542
views
Limit apt-cache show results to only one record (the installation candidate)
Suppose I run apt-cache show foo- it prints out all records for foo . This is a problem if I want to use it from some kind of parsing script. Is there a standard way to show only the first record?
- 425
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1
answer
120
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How do I use the C.L.I. to convert packages in the output from apt-cache depends into a space‐separated list for use with apt-get download? [duplicate]
How do I use the command line interface (not a GUI) to convert the list of dependency packages in the output from apt-cache depends into a space‐separated list for use with apt-get download? ...
- 331
0
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0
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258
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apt-cacher-ng for different distros OK?
Would setting up apt-cacher-ng in the host and serve it for different dockers running different distros be OK? E.g., even for a Ubuntu host servicing different versions of Debian?
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1
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268
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System freezes, apt-cache running 100% for an hour?
Sorry if I'm overdoing the details. I'm new to the forum, that or I have another account I never knew about.
I know the community prefers questions that can be answered, and I'm hoping I can get an ...
2
votes
1
answer
50
views
Paranoid control over packages
I am new in Ubuntu (come from Slackware).
I would like to install and maintain my system in such a way that I always have available archive of installed packages in the form of deb files, starting ...
6
votes
2
answers
5k
views
update-java-alternatives jinfo file does not exist
I'm trying to learn how to quickly change which java version my system uses as described in this article: https://aboullaite.me/switching-between-java-versions-on-ubuntu-linux/
I've used apt-get ...
- 61
0
votes
2
answers
726
views
How do I remove Tumbler from Xubuntu 16.04?
I want to remove the tumbler package from Xubuntu 16.04.
According to the answer here, it can be safely removed from Xubuntu 14.04. The only package that depends on it is the meta-package xubuntu-...
- 219
0
votes
1
answer
79
views
Installed but cannot seen on apt-cache
I have installed ffmpeg and libx264 via that code. I can use ffmpeg and can do simple jobs but if i write apt-cache ffmpeg it returns me Installed: (none) Why i cannot see it in apt-cache?
# ...
- 123
0
votes
2
answers
477
views
Pycharm and other packages don't appear in the apt-cache search list [duplicate]
I can find PyCharm Pro, PyCharm CE, and PyCharm EDU in Ubuntu Software app, but I am trying to get better with apt-get commands in a terminal window. Yet when I type
apt-cache search PyCharm
I am ...
0
votes
2
answers
1k
views
Cannot update package from ppa
I cannot upgrade handbrake using ppa:stebbins/handbrake-releases
Under /etc/apt/sources.list.d I find the following file stebbing-handbrake-releases-trusty.list
This contains the correct links:
deb ...
- 1,151
0
votes
1
answer
769
views
apt-offline for either offline or online system (mariadb 10.2 install)
I have a case where a product update may be done on either an internet-connected or non-internet connected 14.0.4 system. As part of the product update, it needs to switch from mysql to mariadb, ...
1
vote
0
answers
98
views
core dump for apt-cache update [duplicate]
I am trying to update my apt cache, but after a few hits I get this error
semantic@semantic-Tech:~$ sudo apt-get update
[sudo] password for semantic:
Hit:1 https://download.sublimetext.com apt/...
- 117
1
vote
2
answers
204
views
Where is the information from 'apt show <packagename>' stored?
I have the following problem: I wrote a script, that extracts information about the installed packages of my system (Ubuntu 16.04 LTS). I am particularly interested in the source of the package. This ...
- 113
2
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1
answer
3k
views
How to figure out the package version from "apt-cache show" output if there's two packages?
I've never seen that apt-cache show [exact package name] shows two package information blocks (after sudo apt-get clean):
> sudo apt-cache show nvidia-367
Package: nvidia-367
Priority: optional
...
- 5,886
6
votes
2
answers
3k
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apt-cache/apt search packages that are not installed
I can search packages with apt-cache search <package_name>, or search installed packages with apt list --installed | grep <package_name>.
How about packages that are not installed? How ...
- 416
2
votes
1
answer
3k
views
apt-cache does not show older versions of a package
I need to downgrade jenkins from 2.54 to 2.53. Repo is set up as follows:
$ cat /etc/apt/sources.list.d/jenkins.list
deb http://pkg.jenkins-ci.org/debian binary/
The repo contains version 2.53 so I ...
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3
votes
1
answer
37
views
Is this expected apt-cache behavior?
Shouldn't the number of pkgnames match "Total Package names?"
ericm@saxman:~$ apt-cache pkgnames | sort | wc -l
54411
ericm@saxman:~$ apt-cache stats
Total package names: 70821 (1,416 k)
1
vote
1
answer
958
views
Error 500 in apt-cache policy
I have installed jasper using synaptic manager. When I tried to check the version using:
apt-cache policy jasper
this was displayed:
jasper: Installed: (none)
Candidate: 0.69
Version table: ...
- 11
3
votes
2
answers
3k
views
List available ffmpeg versions on 14.04
Ubuntu 14.04 server here. I want to see what versions of ffmpeg are available for download. Usually I can run apt-cache policy <packageName> to do this, but because ffmpeg was excluded from the ...
- 275
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votes
0
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212
views
Why does apt-cache policy claim libpng-dev doesn't exist?
When I run apt-cache policy libpng-dev I get output that says:
libpng-dev:
Installed: (none)
Candidate: (none)
Version table:
Why? Isn't this command supposed to show you what version(s) are ...
- 275
0
votes
2
answers
824
views
How to do an offline installation of packages in ubuntu 12.04 by exporting this folder /var/cache/apt/*
Suppose I'm on a machine with full internet access and do "apt-get update" it then updates the cache /var/cache/apt/* with binary files.
Now I do a "apt-get install pkgname" and inside /var/cache/apt/...
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3
votes
1
answer
3k
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Why does command apt-cache show result in "E: no packages found"? Ubuntu 16.04
I don't understand why my apt-cache would be empty, as there is a gazillion packages installed on my system (like all Ubuntu systems). I tried installing a random program and running it thinking that ...
- 1,629
0
votes
1
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172
views
Using apt-cacher for multiple ubuntu release
I am working, which has around 40 employees and almost everyone is using ubuntu desktop 14.04. I have created a local ubuntu repository(ubuntu 14.04) using apt-cacher. I am using it for updating ...
- 141
1
vote
2
answers
4k
views
remove stuck package: subprocess installed post-installation script was killed
It failed during dist-upgrade. I already removed this package PPA from sources, but if I do dist-upgrade or install -f, it still tries to execute this setup script and dies:
Setting up yd-tools (1.8....
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4
votes
1
answer
560
views
apt-cache unmet shows non-existent packages
Running apt-cache unmet outputs a 1.2 MB file of missing dependencies of packages, none of which exist (the packages themselves).
This is possibly due to restoring old configurations to a fresh ...
- 423