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docs: update examples for ubuntu LTS versions
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
@@ -44,8 +44,8 @@ created. Supported `Dockerfile` instructions:
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$ docker ps
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
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c3f279d17e0a ubuntu:24.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky
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197387f1b436 ubuntu:24.04 /bin/bash 7 days ago Up 25 hours focused_hamilton
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c3f279d17e0a ubuntu:26.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky
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197387f1b436 ubuntu:26.04 /bin/bash 7 days ago Up 25 hours focused_hamilton
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$ docker commit c3f279d17e0a svendowideit/testimage:version3
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@@ -63,8 +63,8 @@ svendowideit/testimage version3 f5283438590d 16 sec
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$ docker ps
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
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c3f279d17e0a ubuntu:24.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky
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197387f1b436 ubuntu:24.04 /bin/bash 7 days ago Up 25 hours focused_hamilton
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c3f279d17e0a ubuntu:26.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky
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197387f1b436 ubuntu:26.04 /bin/bash 7 days ago Up 25 hours focused_hamilton
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$ docker inspect -f "{{ .Config.Env }}" c3f279d17e0a
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@@ -85,8 +85,8 @@ $ docker inspect -f "{{ .Config.Env }}" f5283438590d
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$ docker ps
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
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c3f279d17e0a ubuntu:24.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky
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197387f1b436 ubuntu:24.04 /bin/bash 7 days ago Up 25 hours focused_hamilton
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c3f279d17e0a ubuntu:26.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky
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197387f1b436 ubuntu:26.04 /bin/bash 7 days ago Up 25 hours focused_hamilton
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$ docker commit --change='CMD ["apachectl", "-DFOREGROUND"]' -c "EXPOSE 80" c3f279d17e0a svendowideit/testimage:version4
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@@ -100,6 +100,6 @@ $ docker ps
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
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89373736e2e7 testimage:version4 "apachectl -DFOREGROU" 3 seconds ago Up 2 seconds 80/tcp distracted_fermat
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c3f279d17e0a ubuntu:24.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky
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197387f1b436 ubuntu:24.04 /bin/bash 7 days ago Up 25 hours focused_hamilton
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c3f279d17e0a ubuntu:26.04 /bin/bash 7 days ago Up 25 hours desperate_dubinsky
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197387f1b436 ubuntu:26.04 /bin/bash 7 days ago Up 25 hours focused_hamilton
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```
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@@ -33,7 +33,7 @@ Running `docker ps --no-trunc` showing 2 linked containers.
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$ docker ps --no-trunc
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
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ca5534a51dd04bbcebe9b23ba05f389466cf0c190f1f8f182d7eea92a9671d00 ubuntu:24.04 bash 17 seconds ago Up 16 seconds 3300-3310/tcp webapp
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ca5534a51dd04bbcebe9b23ba05f389466cf0c190f1f8f182d7eea92a9671d00 ubuntu:26.04 bash 17 seconds ago Up 16 seconds 3300-3310/tcp webapp
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9ca9747b233100676a48cc7806131586213fa5dab86dd1972d6a8732e3a84a4d crosbymichael/redis:latest /redis-server --dir 33 minutes ago Up 33 minutes 6379/tcp redis,webapp/db
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```
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@@ -240,13 +240,13 @@ CONTAINER ID IMAGE COMMAND CREATED
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919e1179bdb8 ubuntu-c1 "top" About a minute ago Up About a minute admiring_lovelace
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```
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Match containers based on the `ubuntu` version `24.04` image:
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Match containers based on the `ubuntu` version `26.04` image:
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```console
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$ docker ps --filter ancestor=ubuntu:24.04
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$ docker ps --filter ancestor=ubuntu:26.04
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
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82a598284012 ubuntu:24.04 "top" 3 minutes ago Up 3 minutes sleepy_bose
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82a598284012 ubuntu:26.04 "top" 3 minutes ago Up 3 minutes sleepy_bose
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```
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The following matches containers based on the layer `d0e008c6cf02` or an image
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@@ -256,7 +256,7 @@ that have this layer in its layer stack.
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$ docker ps --filter ancestor=d0e008c6cf02
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
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82a598284012 ubuntu:24.04 "top" 3 minutes ago Up 3 minutes sleepy_bose
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82a598284012 ubuntu:26.04 "top" 3 minutes ago Up 3 minutes sleepy_bose
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```
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#### Create time
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@@ -106,8 +106,8 @@ refer to [understand images, containers, and storage drivers](https://docs.docke
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So far, you've pulled images by their name (and "tag"). Using names and tags is
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a convenient way to work with images. When using tags, you can `docker pull` an
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image again to make sure you have the most up-to-date version of that image.
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For example, `docker pull ubuntu:24.04` pulls the latest version of the Ubuntu
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24.04 image.
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For example, `docker pull ubuntu:26.04` pulls the latest version of the Ubuntu
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26.04 image.
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In some cases you don't want images to be updated to newer versions, but prefer
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to use a fixed version of an image. Docker enables you to pull an image by its
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@@ -116,16 +116,16 @@ of an image to pull. Doing so, allows you to "pin" an image to that version,
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and guarantee that the image you're using is always the same.
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To know the digest of an image, pull the image first. Let's pull the latest
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`ubuntu:24.04` image from Docker Hub:
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`ubuntu:26.04` image from Docker Hub:
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```console
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$ docker pull ubuntu:24.04
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$ docker pull ubuntu:26.04
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24.04: Pulling from library/ubuntu
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26.04: Pulling from library/ubuntu
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125a6e411906: Pull complete
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Digest: sha256:2e863c44b718727c860746568e1d54afd13b2fa71b160f5cd9058fc436217b30
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Status: Downloaded newer image for ubuntu:24.04
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docker.io/library/ubuntu:24.04
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Status: Downloaded newer image for ubuntu:26.04
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docker.io/library/ubuntu:26.04
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```
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Docker prints the digest of the image after the pull has finished. In the example
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@@ -213,11 +213,11 @@ shorthand) to see the images that were pulled. The example below shows all the
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```console
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$ docker image ls --filter reference=ubuntu
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REPOSITORY TAG IMAGE ID CREATED SIZE
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ubuntu 22.04 8a3cdc4d1ad3 3 weeks ago 77.9MB
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ubuntu jammy 8a3cdc4d1ad3 3 weeks ago 77.9MB
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ubuntu 24.04 35a88802559d 6 weeks ago 78.1MB
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ubuntu 24.04 8a3cdc4d1ad3 3 weeks ago 77.9MB
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ubuntu noble 8a3cdc4d1ad3 3 weeks ago 77.9MB
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ubuntu 26.04 35a88802559d 6 weeks ago 78.1MB
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ubuntu latest 35a88802559d 6 weeks ago 78.1MB
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ubuntu noble 35a88802559d 6 weeks ago 78.1MB
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ubuntu resolute 35a88802559d 6 weeks ago 78.1MB
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```
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### Cancel a pull
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@@ -706,7 +706,7 @@ follows:
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| `node.platform.os` | Node operating system | `node.platform.os==windows` |
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| `node.platform.arch` | Node architecture | `node.platform.arch==x86_64` |
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| `node.labels` | User-defined node labels | `node.labels.security==high` |
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| `engine.labels` | Docker Engine's labels | `engine.labels.operatingsystem==ubuntu-24.04` |
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| `engine.labels` | Docker Engine's labels | `engine.labels.operatingsystem==ubuntu-26.04` |
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`engine.labels` apply to Docker Engine labels like operating system, drivers,
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etc. Swarm administrators add `node.labels` for operational purposes by using
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@@ -339,8 +339,8 @@ $ docker events --filter 'type=network'
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$ docker events --filter 'container=container_1' --filter 'container=container_2'
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2014-09-03T15:49:29.999999999Z07:00 container die 4386fb97867d (image=ubuntu:24.04)
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2014-05-10T17:42:14.999999999Z07:00 container stop 4386fb97867d (image=ubuntu:24.04)
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2014-09-03T15:49:29.999999999Z07:00 container die 4386fb97867d (image=ubuntu:26.04)
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2014-05-10T17:42:14.999999999Z07:00 container stop 4386fb97867d (image=ubuntu:26.04)
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2014-05-10T17:42:14.999999999Z07:00 container die 7805c1d35632 (imager=redis:7.2)
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2014-09-03T15:49:29.999999999Z07:00 container stop 7805c1d35632 (image=redis:7.2)
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