Lots of reorganization. Added stormux package repository. Removed unneeded packages. Switched to systemd management of logging to ram. Use existing tools to resize the image to fill the device, no more growpartfs. No packages installed from AUR any more.

pi4/files/etc/systemd/system/log-to-ram-setup.service

@@ -0,0 +1,16 @@
+[Unit]
+Description=Setup RAM logging and restore logs from disk
+DefaultDependencies=false
+After=local-fs.target
+Before=sysinit.target
+RequiresMountsFor=/var
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStartPre=/bin/mkdir -p /var/log.hdd
+ExecStartPre=/bin/sh -c 'if [ -d /var/log.hdd ] && [ "$(ls -A /var/log.hdd 2>/dev/null)" ]; then cp -au /var/log.hdd/* /var/log/ 2>/dev/null || true; fi'
+ExecStart=/bin/true
+
+[Install]
+WantedBy=sysinit.target

pi4/files/etc/systemd/system/log-to-ram-shutdown.service

@@ -0,0 +1,14 @@
+[Unit]
+Description=Sync logs to disk before shutdown
+DefaultDependencies=false
+Before=shutdown.target reboot.target halt.target
+Conflicts=shutdown.target reboot.target halt.target
+
+[Service]
+Type=oneshot
+RemainAfterExit=true
+ExecStart=/bin/sh -c 'rsync -aXv --delete --exclude="*.hdd" /var/log/ /var/log.hdd/ 2>/dev/null || true'
+TimeoutStopSec=30
+
+[Install]
+WantedBy=shutdown.target reboot.target halt.target

pi4/files/etc/systemd/system/log-to-ram-sync.service

@@ -0,0 +1,8 @@
+[Unit]
+Description=Sync logs from RAM to disk
+After=local-fs.target
+
+[Service]
+Type=oneshot
+ExecStartPre=/bin/mkdir -p /var/log.hdd
+ExecStart=/bin/sh -c 'rsync -aXv --delete --exclude="*.hdd" /var/log/ /var/log.hdd/ 2>/dev/null || true'

pi4/files/etc/systemd/system/log-to-ram-sync.timer

@@ -0,0 +1,11 @@
+[Unit]
+Description=Sync logs from RAM to disk every hour
+Requires=log-to-ram-sync.service
+
+[Timer]
+OnBootSec=15min
+OnUnitActiveSec=1h
+Persistent=true
+
+[Install]
+WantedBy=timers.target