Update hello-world example

Signed-off-by: Kang Huaishuai <[email protected]>
Kimizhao · Mar 14, 2021 · 1e577a8 · 1e577a8
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diff --git a/install/centos.md b/install/centos.md
@@ -126,12 +126,12 @@ $ sudo usermod -aG docker $USER
 ## 测试 Docker 是否安装正确
 
 ```bash
-$ docker run hello-world
+$ docker run --rm hello-world
 
 Unable to find image 'hello-world:latest' locally
 latest: Pulling from library/hello-world
-d1725b59e92d: Pull complete
-Digest: sha256:0add3ace90ecb4adbf7777e9aacf18357296e799f81cabc9fde470971e499788
+b8dfde127a29: Pull complete
+Digest: sha256:308866a43596e83578c7dfa15e27a73011bdd402185a84c5cd7f32a88b501a24
 Status: Downloaded newer image for hello-world:latest
 
 Hello from Docker!

diff --git a/install/debian.md b/install/debian.md
@@ -120,12 +120,12 @@ $ sudo usermod -aG docker $USER
 ## 测试 Docker 是否安装正确
 
 ```bash
-$ docker run hello-world
+$ docker run --rm hello-world
 
 Unable to find image 'hello-world:latest' locally
 latest: Pulling from library/hello-world
-d1725b59e92d: Pull complete
-Digest: sha256:0add3ace90ecb4adbf7777e9aacf18357296e799f81cabc9fde470971e499788
+b8dfde127a29: Pull complete
+Digest: sha256:308866a43596e83578c7dfa15e27a73011bdd402185a84c5cd7f32a88b501a24
 Status: Downloaded newer image for hello-world:latest
 
 Hello from Docker!

diff --git a/install/fedora.md b/install/fedora.md
@@ -128,12 +128,12 @@ $ sudo usermod -aG docker $USER
 ## 测试 Docker 是否安装正确
 
 ```bash
-$ docker run hello-world
+$ docker run --rm hello-world
 
 Unable to find image 'hello-world:latest' locally
 latest: Pulling from library/hello-world
-d1725b59e92d: Pull complete
-Digest: sha256:0add3ace90ecb4adbf7777e9aacf18357296e799f81cabc9fde470971e499788
+b8dfde127a29: Pull complete
+Digest: sha256:308866a43596e83578c7dfa15e27a73011bdd402185a84c5cd7f32a88b501a24
 Status: Downloaded newer image for hello-world:latest
 
 Hello from Docker!

diff --git a/install/raspberry-pi.md b/install/raspberry-pi.md
@@ -111,12 +111,12 @@ $ sudo usermod -aG docker $USER
 ## 测试 Docker 是否安装正确
 
 ```bash
-$ docker run arm32v7/hello-world
+$ docker run --rm hello-world
 
 Unable to find image 'hello-world:latest' locally
 latest: Pulling from library/hello-world
-d1725b59e92d: Pull complete
-Digest: sha256:0add3ace90ecb4adbf7777e9aacf18357296e799f81cabc9fde470971e499788
+4ee5c797bcd7: Pull complete
+Digest: sha256:308866a43596e83578c7dfa15e27a73011bdd402185a84c5cd7f32a88b501a24
 Status: Downloaded newer image for hello-world:latest
 
 Hello from Docker!
@@ -125,7 +125,7 @@ This message shows that your installation appears to be working correctly.
 To generate this message, Docker took the following steps:
  1. The Docker client contacted the Docker daemon.
  2. The Docker daemon pulled the "hello-world" image from the Docker Hub.
-    (amd64)
+    (arm32v7)
  3. The Docker daemon created a new container from that image which runs the
     executable that produces the output you are currently reading.
  4. The Docker daemon streamed that output to the Docker client, which sent it

diff --git a/install/ubuntu.md b/install/ubuntu.md
@@ -121,12 +121,12 @@ $ sudo usermod -aG docker $USER
 ## 测试 Docker 是否安装正确
 
 ```bash
-$ docker run hello-world
+$ docker run --rm hello-world
 
 Unable to find image 'hello-world:latest' locally
 latest: Pulling from library/hello-world
-d1725b59e92d: Pull complete
-Digest: sha256:0add3ace90ecb4adbf7777e9aacf18357296e799f81cabc9fde470971e499788
+b8dfde127a29: Pull complete
+Digest: sha256:308866a43596e83578c7dfa15e27a73011bdd402185a84c5cd7f32a88b501a24
 Status: Downloaded newer image for hello-world:latest
 
 Hello from Docker!