Differences

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--- surv_camera_2 [2025/03/16 05:12] – memeruiz
+++ surv_camera_2 [2025/03/16 19:07] (current) – memeruiz
@@ Line 66: / Line 66: @@
 (or use the ip number that "ip add" shows for wifi)
+**journal to permanent storage**
+  * Edit /etc/systemd/journald.conf and change the following:
+  Storage=persistent
+  Compress=no
+  SystemMaxUse=300M
+  MaxFileSec=1month
+  * Restart journald:
+  sudo systemctl restart systemd-journald.service
+**Hardware Watchdog**
+  * Edit /etc/systemd/system.conf and change the following:
+  RuntimeWatchdogSec=15s
+  RebootWatchdogSec=10min
+  * Reload systemd config file:
+  sudo systemctl daemon-reload
+  * Test watchdog with a fork bomb. Create a file called /tmp/test.sh with:
+  #!/bin/bash
+  :(){ :|:& };:
+  * Run it:
+  sudo bash /tmp/test.sh
+  * After some seconds it should produce a reboot
 **Connect your first camera to first camera port**
@@ Line 319: / Line 356: @@
 **Configure network watchdog**
+  * Copy the ping watchdog systemd service
+  sudo cp /home/memeruiz/local/src/repos/www.memelabs.net/pi-security-camera-utils/systemd/ping_watchdog.service /etc/systemd/system/
+  * Start and enable the service:
+  sudo systemctl start ping_watchdog.service
+  sudo systemctl enable ping_watchdog.service
 **Using GPIOs for IR lights, normal lights and Alarm/beeper**
@@ Line 386: / Line 432: @@
   mmcli -m 0 --messaging-delete-sms=0
+**Shrink raspberry pi SD images**
+https://github.com/qrti/shrink
+**Calculate power consumption**
+https://forums.raspberrypi.com/viewtopic.php?t=367244
+https://github.com/jfikar/RPi5-power
+https://github.com/librerpi/rpi-tools/blob/master/pi5_voltage.py