seams like this is the crash point
ug 29 05:09:59 Tower autofan: Highest disk temp is 41C, adjusting fan speed from: 175 (68% @ 1340rpm) to: 150 (58% @ 1171rpm)
Aug 29 05:20:01 Tower crond[1707]: failed parsing crontab for user root: Invalid frequency setting of /usr/local/emhttp/plugins/ca.update.applications/scripts/updateApplications.php >/dev/null 2>&1
Aug 29 05:29:16 Tower emhttpd: spinning down /dev/sde
Aug 29 05:30:25 Tower emhttpd: spinning down /dev/sdc
Aug 29 05:32:42 Tower emhttpd: spinning down /dev/sdd
Aug 29 05:32:45 Tower emhttpd: spinning down /dev/sdf
Aug 29 05:33:39 Tower kernel: mdcmd (57): set md_write_method 0
Aug 29 05:33:39 Tower kernel:
Aug 29 05:35:05 Tower autofan: Highest disk temp is 0C, adjusting fan speed from: 150 (58% @ 1167rpm) to: OFF (0% @ 0rpm)
Aug 29 06:05:01 Tower crond[1707]: failed parsing crontab for user root: Invalid frequency setting of /usr/local/emhttp/plugins/ca.update.applications/scripts/updateApplications.php >/dev/null 2>&1
Aug 29 06:55:01 Tower crond[1707]: failed parsing crontab for user root: Invalid frequency setting of /usr/local/emhttp/plugins/ca.update.applications/scripts/updateApplications.php >/dev/null 2>&1
Aug 29 07:00:25 Tower kernel: veth193667f: renamed from eth0
Aug 29 07:00:37 Tower kernel: eth0: renamed from vetha3fcec2
Aug 29 07:00:40 Tower kernel: veth0cba01d: renamed from eth0
Aug 29 07:00:41 Tower kernel: eth0: renamed from veth0273903
Aug 29 07:00:45 Tower kernel: vethd666a3b: renamed from eth0
Aug 29 07:00:47 Tower kernel: eth0: renamed from veth7589674
Aug 29 07:00:50 Tower kernel: docker0: port 2(vethaad0a38) entered disabled state
Aug 29 07:00:50 Tower kernel: vethade13f7: renamed from eth0
Aug 29 07:00:50 Tower kernel: docker0: port 2(vethaad0a38) entered disabled state
Aug 29 07:00:50 Tower kernel: vethaad0a38 (unregistering): left allmulticast mode
Aug 29 07:00:50 Tower kernel: vethaad0a38 (unregistering): left promiscuous mode
Aug 29 07:00:50 Tower kernel: docker0: port 2(vethaad0a38) entered disabled state
Aug 29 07:01:04 Tower emhttpd: read SMART /dev/sdd
Aug 29 07:01:05 Tower kernel: docker0: port 2(veth11fffe6) entered blocking state
Aug 29 07:01:05 Tower kernel: docker0: port 2(veth11fffe6) entered disabled state
Aug 29 07:01:05 Tower kernel: veth11fffe6: entered allmulticast mode
Aug 29 07:01:05 Tower kernel: veth11fffe6: entered promiscuous mode
Aug 29 07:01:05 Tower emhttpd: read SMART /dev/sdf
Aug 29 07:01:05 Tower kernel: eth0: renamed from veth4dabbdb
Aug 29 07:01:05 Tower kernel: docker0: port 2(veth11fffe6) entered blocking state
Aug 29 07:01:05 Tower kernel: docker0: port 2(veth11fffe6) entered forwarding state
Aug 29 07:01:09 Tower kernel: veth4d63e1d: renamed from eth0
Aug 29 07:01:09 Tower kernel: docker0: port 1(vethee93c1c) entered disabled state
Aug 29 07:01:09 Tower kernel: docker0: port 1(vethee93c1c) entered disabled state
Aug 29 07:01:09 Tower kernel: vethee93c1c (unregistering): left allmulticast mode
Aug 29 07:01:09 Tower kernel: vethee93c1c (unregistering): left promiscuous mode
Aug 29 07:01:09 Tower kernel: docker0: port 1(vethee93c1c) entered disabled state
Aug 29 07:01:31 Tower kernel: docker0: port 1(vethe9bcb46) entered blocking state
Aug 29 07:01:31 Tower kernel: docker0: port 1(vethe9bcb46) entered disabled state
Aug 29 07:01:31 Tower kernel: vethe9bcb46: entered allmulticast mode
Aug 29 07:01:31 Tower kernel: vethe9bcb46: entered promiscuous mode
Aug 29 07:01:32 Tower kernel: eth0: renamed from vethf6a58a6
Aug 29 07:01:32 Tower kernel: docker0: port 1(vethe9bcb46) entered blocking state
Aug 29 07:01:32 Tower kernel: docker0: port 1(vethe9bcb46) entered forwarding state
Aug 29 07:50:01 Tower rc.rsyslogd: Syslog server daemon... Started.
Aug 29 07:50:01 Tower file.activity: Starting File Activity