github.com/stackdocker/rkt@v0.10.1-0.20151109095037-1aa827478248/dist/init/systemd/rkt-gc.service (about)

     1  [Unit]
     2  Description=Garbage Collection for rkt
     3  
     4  [Service]
     5  Environment=GRACE_PERIOD=24h
     6  Type=oneshot
     7  ExecStart=/usr/bin/rkt gc --grace-period=${GRACE_PERIOD}