running Podman as root runc [root@fedora-s-4vcpu-8gb-fra1-01 ~]# for i in {1..10}; do /usr/bin/time -f%e podman \ --runtime /usr/bin/runc run --rm alpine true; done 2>&1 | sort 1.10 1.10 1.10 1.10 1.12 1.13 1.15 1.18 1.22 1.52 crun [root@fedora-s-4vcpu-8gb-fra1-01 ~]# for i in {1..10}; do /usr/bin/time -f%e podman \ --runtime /usr/bin/crun run --rm alpine true; done 2>&1 | sort 0.92 0.92 0.93 0.94 0.94 0.94 0.97 0.98 0.99 1.00 running Podman as rootless user runc [foo@fedora-s-4vcpu-8gb-fra1-01 ~]$ for i in {1..10}; do /usr/bin/time -f%e podman \ --runtime /usr/bin/runc run --rm alpine true; done 2>&1 | sort 0.63 0.64 0.65 0.65 0.66 0.67 0.68 0.68 0.69 0.70 crun [foo@fedora-s-4vcpu-8gb-fra1-01 ~]$ for i in {1..10}; do /usr/bin/time -f%e podman \ --runtime /usr/bin/crun run --rm alpine true; done 2>&1 | sort 0.53 0.54 0.54 0.56 0.56 0.56 0.56 0.57 0.58 0.59