APC UPS and HP server gen8 not restarting automatically when power goes back online after shutdown procedure is already starded but not completed

I have got my hands on an APC UPS and some HP gen8 server, installed apcupsd on CentOS 7, connected the USB cable and everything was working fine except for this very annoying issue I had: * power goes down (pull the UPS power cord). after some minutes the UPS battery threshold is triggered and the server shutdown procedure is launched by apcupsd. power goes back up (plug in the power cord) while the server is already shutting down but the shutdown sequence is not yet completed. …

Posted on

LEDE/OPENWRT first run configuration guide

LEDE, formerly OpenWRT, is a free open source Linux based operating system aimed at networking hardware. Every time the system is upgraded to a newer version using the so called Sysupgrade BIN image every package the user manually installed gets lost; this makes the upgrade process very tedious especially if one does not properly write down all the customization he has made. I don’t use many custom packages but QoS, USB support and vnstat are a must have. …

Posted on