at 3.1.23-1ubuntu2 (arm64 binary) in ubuntu hirsute

 At and batch read shell commands from standard input
 storing them as a job to be scheduled for execution in the
 future.
 .
 Use
  at to run the job at a specified time
  batch to run the job when system load levels permit

Details

Package version:
3.1.23-1ubuntu2
Source:
at 3.1.23-1ubuntu2 source package in Ubuntu
Status:
Superseded
Component:
main
Priority:
Optional