Adjust man pages for create start split

Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>

man/runc-create.8.md

@@ -0,0 +1,26 @@
+# NAME
+   runc create - create a container
+
+# SYNOPSIS
+   runc create [command options] <container-id>
+
+Where "<container-id>" is your name for the instance of the container that you
+are starting. The name you provide for the container instance must be unique on
+your host.
+
+# DESCRIPTION
+   The create command creates an instance of a container for a bundle. The bundle
+is a directory with a specification file named "config.json" and a root
+filesystem.
+
+The specification file includes an args parameter. The args parameter is used
+to specify command(s) that get run when the container is started. To change the
+command(s) that get executed on start, edit the args parameter of the spec. See
+"runc spec --help" for more explanation.
+
+# OPTIONS
+   --bundle value, -b value  path to the root of the bundle directory, defaults to the current directory
+   --console value           specify the pty slave path for use with the container
+   --pid-file value          specify the file to write the process id to
+   --no-pivot                do not use pivot root to jail process inside rootfs.  This should be used whenever the rootfs is on top of a ramdisk
+   --no-new-keyring          do not create a new session keyring for the container.  This will cause the container to inherit the calling processes session key

man/runc-run.8.md

@@ -0,0 +1,28 @@
+# NAME
+   runc run - create and run a container
+
+# SYNOPSIS
+   runc run [command options] <container-id>
+
+Where "<container-id>" is your name for the instance of the container that you
+are starting. The name you provide for the container instance must be unique on
+your host.
+
+# DESCRIPTION
+   The run command creates an instance of a container for a bundle. The bundle
+is a directory with a specification file named "config.json" and a root
+filesystem.
+
+The specification file includes an args parameter. The args parameter is used
+to specify command(s) that get run when the container is started. To change the
+command(s) that get executed on start, edit the args parameter of the spec. See
+"runc spec --help" for more explanation.
+
+# OPTIONS
+   --bundle value, -b value  path to the root of the bundle directory, defaults to the current directory
+   --console value           specify the pty slave path for use with the container
+   --detach, -d              detach from the container's process
+   --pid-file value          specify the file to write the process id to
+   --no-subreaper            disable the use of the subreaper used to reap reparented processes
+   --no-pivot                do not use pivot root to jail process inside rootfs.  This should be used whenever the rootfs is on top of a ramdisk
+   --no-new-keyring          do not create a new session keyring for the container.  This will cause the container to inherit the calling processes session key

man/runc-start.8.md

@@ -1,27 +1,12 @@
 # NAME
-   runc start - create and run a container
+   runc start - start signals a created container to execute the user defined process
 
 # SYNOPSIS
-   runc start [command options] <container-id>
+   runc start <container-id>
 
 Where "<container-id>" is your name for the instance of the container that you
 are starting. The name you provide for the container instance must be unique on
 your host.
 
-# DESCRIPTION
+# DESCRIPTIONa
-   The start command creates an instance of a container for a bundle. The bundle
+   The start command signals the container to start the user's defined process.
-is a directory with a specification file named "config.json" and a root
-filesystem.
-
-The specification file includes an args parameter. The args parameter is used
-to specify command(s) that get run when the container is started. To change the
-command(s) that get executed on start, edit the args parameter of the spec. See
-"runc spec --help" for more explanation.
-
-# OPTIONS
-   --bundle value, -b value     path to the root of the bundle directory, defaults to the current directory
-   --console value              specify the pty slave path for use with the container
-   --detach, -d                 detach from the container's process
-   --pid-file value             specify the file to write the process id to
-   --no-subreaper               disable the use of the subreaper used to reap reparented processes
-   --no-pivot                   do not use pivot root to jail process inside rootfs.  This should be used whenever the rootfs is on top of a ramdisk

man/runc.8.md

@@ -39,8 +39,9 @@ value for "bundle" is the current directory.
    ps           displays the processes running inside a container
    restore      restore a container from a previous checkpoint
    resume       resumes all processes that have been previously paused
+   run          create and run a container
    spec         create a new specification file
-   start        create and run a container
+   start        executes the user defined process in a created container
    state        output the state of a container
    update       update container resource constraints
    help, h      Shows a list of commands or help for one command

start.go

@@ -9,13 +9,13 @@ import (
 
 var startCommand = cli.Command{
 	Name:  "start",
-	Usage: "start signals a created container to execute the user defined process",
+	Usage: "executes the user defined process in a created container",
 	ArgsUsage: `<container-id>
 
 Where "<container-id>" is your name for the instance of the container that you
 are starting. The name you provide for the container instance must be unique on
 your host.`,
-	Description: `The start command signals the container to start the user's defined process.`,
+	Description: `The start command executes the user defined process in a created container.`,
 	Action: func(context *cli.Context) error {
 		container, err := getContainer(context)
 		if err != nil {