From 2c11e38b24942a18f43cb27d6c5145850a40be54 Mon Sep 17 00:00:00 2001 From: Daniel J Walsh Date: Mon, 23 Jul 2018 10:00:11 -0400 Subject: Add format descriptors infor to podman top Trying to play with podman top, I had a hard time finding info on format options. Signed-off-by: Daniel J Walsh Closes: #1134 Approved by: umohnani8 --- cmd/podman/top.go | 15 +++++++++++++-- docs/podman-top.1.md | 2 ++ 2 files changed, 15 insertions(+), 2 deletions(-) diff --git a/cmd/podman/top.go b/cmd/podman/top.go index 749d97505..ab29df3ab 100644 --- a/cmd/podman/top.go +++ b/cmd/podman/top.go @@ -12,6 +12,16 @@ import ( "github.com/urfave/cli" ) +func getDescriptorString() string { + descriptors, err := libpod.GetContainerPidInformationDescriptors() + if err == nil { + return fmt.Sprintf(` +Format Descriptors: +%s`, strings.Join(descriptors, ",")) + } + return "" +} + var ( topFlags = []cli.Flag{ LatestFlag, @@ -20,11 +30,12 @@ var ( Hidden: true, }, } - topDescription = `Display the running processes of the container. Specify format descriptors + topDescription = fmt.Sprintf(`Display the running processes of the container. Specify format descriptors to alter the output. You may run "podman top -l pid pcpu seccomp" to print the process ID, the CPU percentage and the seccomp mode of each process of the latest container. -` +%s +`, getDescriptorString()) topCommand = cli.Command{ Name: "top", diff --git a/docs/podman-top.1.md b/docs/podman-top.1.md index 28743c84b..76cc573d6 100644 --- a/docs/podman-top.1.md +++ b/docs/podman-top.1.md @@ -24,6 +24,8 @@ to run containers such as CRI-O, the last started container could be from either The following descriptors are supported in addition to the AIX format descriptors mentioned in ps (1): +**pcpu, group, ppid, user, args, comm, rgroup, nice, pid, pgid, etime, ruser, time, tty, vsz** + **capinh** Set of inheritable capabilities. See capabilities (7) for more information. -- cgit v1.2.3-54-g00ecf