I’m trying to extend the life of my sdcard on the Raspberry Pi used for openhab2. I set up a tmpfs for /var/log as recommended by several people in the RPI forums. However, openhab2 is not happy because its log directory doesn’t exist inside this as it is wiped out every time at reboot or power cy…

[image] jswim788: Any recommendations? use a USB SSD: Booting Raspberry Pi 3 (RPi3) from USB mass storage without sd card

Mount /var/log/openhab as tmpfs

I could mount only /var/log/openhab as tmpfs, but I was hoping to pick up everything else in /var/log which gets quite a bit of write traffic. Or it would be possible to mount /var/log as tmpfs, then /var/log/openhab as another mount point on top of /var/log? Then it could have different permissio…

I had the same issue with OH1 and ended up by modifying the startup script to let it create the subdirectory if it does not exist yet. Something similar should be possible for OH2.

Sounds like something you should contribute as a Pull Request :wink: ( @Benjy ?)

Certainly! It should be a simply case of adding the line and ownership to the init.d file for sysVinit users and using the ExecStartPre line on the systemd unit file for systemd systems. In general though, many services break if /var/log/ is made tmpfs, when you make this you should also add a few …

Thanks for this @Benjy . I thought that this would be easy as many posts in the RPI forums suggest using tmpfs for /var/log, but it is harder than it seems. I will give this a try in rc.local. I think I’ll also unmount the tmpfs and see what was there before so I know if I’m missing any other dir…

[image] jswim788: And work on an automated backup plan… Easily available at: Introduction - raspiBackup Documentation

You might also want to have a look here :slight_smile: [image] openHABian: Problem after upgrade Items & Sitemaps Hey everyone, wave SD card wear is a scare story and overrated in my opinion. Every SD card utilizes a technique called wear leveling, distributi…

[image] sihui: [image] jswim788: automated backup plan… Easily available at: Introduction - raspiBackup Documentation Do you stop the openhab2 server to do this backup? RaspiBackup says: “All running services should be stopped before the backup is started and restarted when the backu…

/var/log on tmpfs - openhab2 directory issue

Setup, Configuration and Use Beginners

ThomDietrich ( ) March 28, 2017, 9:01pm 10

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