Hi, I'd had a recurring issue for some months that the weewx service loses connection to my Davis Vantage Pro2 / WeatherLink. Basic solution has been to reboot which brings things back into action, although I lose the data for the period during which the problem occurred. Shows up as breaks in the charts (for example): [image: dayhum.png] I have some breaks that are 1-2 days or more if I was on travel and didn't realize until I returned. I just took time to search /var/log/syslog for the instance that happened today - log is copied in below. And it looks like an out of memory error, so the process is killed. (Log is grep'd for "weewx" , I copied in the log info grep'd "oom" further below). The log entries around 16:12 and after are when I rebooted the server. I installed weewx well over 2 years ago so can't recollect how I installed. I can post the weewx.conf file if needed. Could anyone give me a pointer on how to fix, and is there a way to patch up the missing data sections? Thanks very much - JW
*"weewx"* Sep 19 15:38:31 sparta weewx[1081] INFO user.weatherlink_live: Emitting poll packet Sep 19 15:38:31 sparta weewx[1081] INFO user.weatherlink_live: Emitting push (broadcast) packet Sep 19 15:38:38 sparta weewx[1081] message repeated 4 times: [ INFO user.weatherlink_live: Emitting push (broadcast) packet] Sep 19 15:38:41 sparta weewx[1081] INFO user.weatherlink_live: Emitting poll packet Sep 19 15:38:41 sparta weewx[1081] INFO user.weatherlink_live: Emitting push (broadcast) packet Sep 19 15:38:51 sparta weewx[1081] message repeated 4 times: [ INFO user.weatherlink_live: Emitting push (broadcast) packet] Sep 19 15:38:51 sparta weewx[1081] INFO user.weatherlink_live: Emitting poll packet Sep 19 15:38:53 sparta weewx[1081] INFO user.weatherlink_live: Emitting push (broadcast) packet Sep 19 15:39:01 sparta weewx[1081] message repeated 3 times: [ INFO user.weatherlink_live: Emitting push (broadcast) packet] Sep 19 15:39:01 sparta weewx[1081] INFO user.weatherlink_live: Emitting poll packet *Sep 19 15:39:02 sparta kernel: [1192066.955832] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=23c2c8bc241e51af783d9abaf3b8008403f4099db600e63a6284359bda22502e,mems_allowed=0,global_oom,task_memcg=/system.slice/weewx.service,task=python3,pid=1081,uid=0* Sep 19 16:12:45 sparta systemd[1]: Starting LSB: weewx weather system... Sep 19 16:12:45 sparta weewx[907]: * Starting weewx weather system weewx Sep 19 16:12:46 sparta weewx[1003] INFO __main__: Initializing weewx version 4.8.0 Sep 19 16:12:46 sparta weewx[1003] INFO __main__: Using Python 3.8.10 (default, Jun 22 2022, 20:18:18) #012[GCC 9.4.0] Sep 19 16:12:46 sparta weewx[1003] INFO __main__: Platform Linux-5.4.0-125-generic-x86_64-with-glibc2.29 Sep 19 16:12:46 sparta weewx[1003] INFO __main__: Locale is 'C.UTF-8' Sep 19 16:12:46 sparta weewx[1003] INFO __main__: Using configuration file /etc/weewx/weewx.conf Sep 19 16:12:46 sparta weewx[1003] INFO __main__: Debug is 0 Sep 19 16:12:46 sparta weewx[1003] INFO __main__: PID file is /var/run/weewx.pid Sep 19 16:12:46 sparta weewx[1090] INFO weewx.engine: Loading station type WeatherLinkLive (user.weatherlink_live) Sep 19 16:12:46 sparta weewx[907]: ...done. Sep 19 16:12:46 sparta systemd[1]: Started LSB: weewx weather system. *"oom"* Sep 19 15:39:02 sparta kernel: [1192066.955659] python3 invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 Sep 19 15:39:02 sparta kernel: [1192066.955672] oom_kill_process.cold+0xb/0x10 Sep 19 15:39:02 sparta kernel: [1192066.955745] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name Sep 19 15:39:02 sparta kernel: [1192066.955832] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=23c2c8bc241e51af783d9abaf3b8008403f4099db600e63a6284359bda22502e,mems_allowed=0,global_oom,task_memcg=/system.slice/weewx.service,task=python3,pid=1081,uid=0 Sep 19 15:39:02 sparta kernel: [1192066.955996] Out of memory: Killed process 1081 (python3) total-vm:21086716kB, anon-rss:14282388kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:36056kB oom_score_adj:0 -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/6300dba8-2595-45db-b386-465345ef89e2n%40googlegroups.com.
