You have some strange stuff going on. None of your temperatures are showing. Preclear is struggling:
Jan 30 07:48:02 Cube nginx: 2021/01/30 07:48:02 [error] 12695#12695: *32314906 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 192.168.1.29, server: , request: "POST /plugins/unassigned.devices/UnassignedDevices.php HTTP/1.1", upstream: "fastcgi://unix:/var/run/php5-fpm.sock:", host: "cube", referrer: "http://cube/Main"
Jan 30 07:48:02 Cube php-fpm[12669]: [WARNING] [pool www] child 19751 exited on signal 7 (SIGBUS) after 126.218227 seconds from start
Jan 30 08:07:02 Cube rc.diskinfo[58387]: SIGHUP received, forcing refresh of disks info.
Jan 30 08:15:01 Cube kernel: sde: sde1
Jan 30 08:15:01 Cube rc.diskinfo[58387]: SIGHUP received, forcing refresh of disks info.
Jan 30 08:15:01 Cube kernel: sdb: sdb1
Jan 30 08:19:01 Cube kernel: sdc: sdc1
Jan 30 08:19:01 Cube kernel: sdd: sdd1
Jan 30 08:19:01 Cube kernel: sdf: sdf1
Jan 30 08:19:01 Cube rc.diskinfo[58387]: SIGHUP received, forcing refresh of disks info.
Jan 30 08:19:01 Cube kernel: sdg: sdg1
Jan 30 08:19:01 Cube nginx: 2021/01/30 08:19:01 [error] 12695#12695: *32332208 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 192.168.1.112, server: , request: "POST /plugins/unassigned.devices/UnassignedDevices.php HTTP/1.1", upstream: "fastcgi://unix:/var/run/php5-fpm.sock:", host: "cube", referrer: "http://cube/Main"
Jan 30 08:19:01 Cube php-fpm[12669]: [WARNING] [pool www] child 63666 exited on signal 7 (SIGBUS) after 86.344191 seconds from start
Jan 30 08:19:01 Cube nginx: 2021/01/30 08:19:01 [error] 12695#12695: *32332513 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 192.168.1.112, server: , request: "POST /plugins/unassigned.devices/UnassignedDevices.php HTTP/1.1", upstream: "fastcgi://unix:/var/run/php5-fpm.sock:", host: "cube", referrer: "http://cube/Main"
Jan 30 08:19:01 Cube php-fpm[12669]: [WARNING] [pool www] child 9694 exited on signal 7 (SIGBUS) after 43.772320 seconds from start
Jan 30 08:23:49 Cube kernel: sdg: sdg1
Jan 30 08:23:50 Cube rc.diskinfo[58387]: SIGHUP received, forcing refresh of disks info.
### [PREVIOUS LINE REPEATED 1 TIMES] ###
Jan 30 08:23:50 Cube kernel: sdf: sdf1
Jan 30 08:23:50 Cube kernel: sdc: sdc1
Jan 30 08:23:50 Cube kernel: sde: sde1
Jan 30 08:23:51 Cube kernel: sdb: sdb1
Jan 30 08:23:51 Cube kernel: sdd: sdd1
Start by removing the preclear plugin for the moment and then reboot.