vyos@vyos:~$ sudo journalctl -m | wc -l
8386
vyos@vyos:~$ sudo journalctl --disk-usage
Journals take up 12.0M on disk.
vyos@vyos:~$ sudo df -h
Filesystem      Size  Used Avail Use% Mounted on
tmpfs            98M   14M   85M  14% /run
/dev/xvda1      3.9G 1001M  2.7G  27% /boot
/dev/loop0      323M  323M     0 100% /lib/live/mount/rootfs/1.2.0-rolling+201901270337-.squashfs
tmpfs           243M     0  243M   0% /lib/live/mount/overlay
overlay         3.9G 1001M  2.7G  27% /
devtmpfs         10M     0   10M   0% /dev
tmpfs           243M     0  243M   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           243M     0  243M   0% /sys/fs/cgroup
tmpfs           243M  4.0K  243M   1% /tmp
none            243M  524K  243M   1% /opt/vyatta/config
vyos@vyos:~$ sudo du -h -d 3 /run/
620K    /run/atop
0       /run/xl2tpd
0       /run/vyatta
0       /run/netns
0       /run/dbus
0       /run/uuidd
4.0K    /run/network
0       /run/user
0       /run/sshd
0       /run/screen
0       /run/openvpn
0       /run/lighttpd
28K     /run/frr
0       /run/sendsigs.omit.d
0       /run/mount
12M     /run/log/journal/2a3fdecb61444121ab3e698384728564
12M     /run/log/journal
12M     /run/log
4.0K    /run/tmpfiles.d
4.0K    /run/vyos-router
0       /run/systemd/generator.late/rescue.target.wants
0       /run/systemd/generator.late/sysinit.target.wants
0       /run/systemd/generator.late/runlevel5.target.wants
0       /run/systemd/generator.late/runlevel4.target.wants
0       /run/systemd/generator.late/runlevel3.target.wants
0       /run/systemd/generator.late/runlevel2.target.wants
148K    /run/systemd/generator.late
0       /run/systemd/generator.early/multi-user.target.wants
0       /run/systemd/generator.early
0       /run/systemd/generator/openvpn.service.wants
0       /run/systemd/generator/multi-user.target.wants
4.0K    /run/systemd/generator/hwclock.service.d
4.0K    /run/systemd/generator/sendsigs.service.d
4.0K    /run/systemd/generator/umountnfs.service.d
4.0K    /run/systemd/generator/mountnfs-bootclean.service.d
4.0K    /run/systemd/generator/mountnfs.service.d
4.0K    /run/systemd/generator/remote-fs.target.d
4.0K    /run/systemd/generator/networking.service.d
4.0K    /run/systemd/generator/umountfs.service.d
4.0K    /run/systemd/generator/mountall-bootclean.service.d
4.0K    /run/systemd/generator/mountall.service.d
0       /run/systemd/generator/local-fs.target.requires
0       /run/systemd/generator/getty.target.wants
48K     /run/systemd/generator
0       /run/systemd/netif/leases
0       /run/systemd/netif/links
0       /run/systemd/netif
0       /run/systemd/shutdown
0       /run/systemd/machines
0       /run/systemd/users
0       /run/systemd/sessions
4.0K    /run/systemd/seats
4.0K    /run/systemd/journal
0       /run/systemd/initctl
0       /run/systemd/ask-password
0       /run/systemd/inaccessible
0       /run/systemd/system
204K    /run/systemd
0       /run/lock/lockdev
0       /run/lock/subsys
0       /run/lock
8.0K    /run/blkid
0       /run/mdadm
4.0K    /run/udev/log
0       /run/udev/tags/systemd
0       /run/udev/tags/seat
0       /run/udev/tags
0       /run/udev/watch
0       /run/udev/links/\x2fdisk\x2fby-uuid\x2fa92adea4-a339-4496-80df-7ea716c33b15
0       /run/udev/links/\x2fdisk\x2fby-label\x2fpersistence
0       /run/udev/links/\x2frtc
0       /run/udev/links
112K    /run/udev/data
116K    /run/udev
0       /run/initramfs
14M     /run/