Diff between docker pause and docker unpause?

Docker pause freezes all running processesin the container.

EG:
Docker pause:
[root@localhost bin]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
79d6e4829aa7 httpd "httpd-foreground" 31 seconds ago Up 3 seconds 80/tcp aswin
2e41b8634ec5 hello-world "/hello" 3 hours ago Exited (0) 3 hours ago inspiring_hugle
[root@localhost bin]# docker pause aswin
aswin
[root@localhost bin]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
79d6e4829aa7 httpd "httpd-foreground" 45 seconds ago Up 17 seconds (Paused) 80/tcp aswin
2e41b8634ec5 hello-world "/hello" 3 hours ago Exited (0) 3 hours ago inspiring_hugle
[root@localhost bin]# docker stats
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.00% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.00% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.00% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.00% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
Docker Unpause
[root@localhost bin]# docker unpause aswin
aswin
[root@localhost bin]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
79d6e4829aa7 httpd "httpd-foreground" 4 minutes ago Up 3 minutes 80/tcp aswin
2e41b8634ec5 hello-world "/hello" 3 hours ago Exited (0) 3 hours ago inspiring_hugle
[root@localhost bin]# docker stats
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.00% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.00% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.01% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.01% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.01% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82
CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS
79d6e4829aa7 aswin 0.01% 8.785MiB / 3.701GiB 0.23% 656B / 0B 0B / 0B 82