diff --git a/api_params.go b/api_params.go index fcffb0434..0214b89fd 100644 --- a/api_params.go +++ b/api_params.go @@ -26,6 +26,7 @@ type APIInfo struct { SwapLimit bool `json:",omitempty"` LXCVersion string `json:",omitempty"` NEventsListener int `json:",omitempty"` + KernelVersion string `json:",omitempty"` } type APITop struct { diff --git a/commands.go b/commands.go index c0e349c8a..a868b5e5b 100644 --- a/commands.go +++ b/commands.go @@ -473,6 +473,7 @@ func (cli *DockerCli) CmdInfo(args ...string) error { fmt.Fprintf(cli.out, "Goroutines: %d\n", out.NGoroutines) fmt.Fprintf(cli.out, "LXC Version: %s\n", out.LXCVersion) fmt.Fprintf(cli.out, "EventsListeners: %d\n", out.NEventsListener) + fmt.Fprintf(cli.out, "Kernel Version: %s\n", out.KernelVersion) } if !out.MemoryLimit { fmt.Fprintf(cli.err, "WARNING: No memory limit support\n") diff --git a/docs/sources/api/docker_remote_api_v1.3.rst b/docs/sources/api/docker_remote_api_v1.3.rst index 69f480e45..401855365 100644 --- a/docs/sources/api/docker_remote_api_v1.3.rst +++ b/docs/sources/api/docker_remote_api_v1.3.rst @@ -989,7 +989,10 @@ Display system-wide information "NFd": 11, "NGoroutines":21, "MemoryLimit":true, - "SwapLimit":false + "SwapLimit":false, + "EventsListeners":"0", + "LXCVersion":"0.7.5", + "KernelVersion":"3.8.0-19-generic" } :statuscode 200: no error diff --git a/server.go b/server.go index 139500791..147c5fa43 100644 --- a/server.go +++ b/server.go @@ -218,6 +218,10 @@ func (srv *Server) DockerInfo() *APIInfo { lxcVersion = strings.TrimSpace(strings.SplitN(string(output), ":", 2)[1]) } } + kernelVersion := "" + if kv, err := utils.GetKernelVersion(); err == nil { + kernelVersion = kv.String() + } return &APIInfo{ Containers: len(srv.runtime.List()), @@ -229,6 +233,7 @@ func (srv *Server) DockerInfo() *APIInfo { NGoroutines: runtime.NumGoroutine(), LXCVersion: lxcVersion, NEventsListener: len(srv.events), + KernelVersion: kernelVersion, } }