rfswift container last

List the containers RF Swift created, most recent first.

Reference · 2 min read · Updated September 27, 2026

rfswift container last lists your RF Swift containers, running and stopped, with their name, status, image and creation time. Use it whenever you want to see which labs you have.

bash
rfswift container last

Other spellings: the legacy form rfswift last still works and prints a notice. See the command tree.

Options

The command takes no options: it always lists every container.

Examples

Basic usage

List all containers

bash
rfswift container last

Example output

output
CONTAINER ID   NAME           IMAGE                        STATUS      CREATED        PORTS
a1b2c3d4e5f6   sdr_work       penthertz/rfswift_resolute:sdr_full   Up 2 hours  3 hours ago    0.0.0.0:8080->80/tcp
b2c3d4e5f6g7   bluetooth_1    penthertz/rfswift_resolute:bluetooth  Up 1 day    2 days ago     
c3d4e5f6g7h8   analysis       penthertz/rfswift_resolute:sdr_full   Exited      1 week ago

Understanding output

Column Meaning
CONTAINER ID Short container ID
NAME Container name
IMAGE Image the container was created from
STATUS Running state (Up or Exited)
CREATED When the container was created
PORTS Port bindings, if any
Status Meaning
Up X minutes/hours/days The container is running
Exited (0) The container stopped normally
Exited (137) The container was killed
Created The container was created but never started
Restarting The container is restarting

Use cases

Quick container check

bash
# Check what containers exist
rfswift container last

# Find specific container
rfswift container last | grep sdr_work

# Count total containers
rfswift container last | tail -n +2 | wc -l

Clean up old containers

bash
# List containers
rfswift container last

# Identify old unused ones
rfswift container last | grep "Exited"

# Remove specific container
rfswift container rm -c old_container

Filtering: the list always includes running and stopped containers (like docker ps -a), with no filter options. Pipe it through grep instead: grep "Up" for running containers, grep "Exited" for stopped ones, or use docker ps for more advanced filters.