* Using rtc.lostPower() with DS1307 might not work correctly because it doesn't have the lostPower feature. * Using !rtc.isrunning() with DS3231 might not effectively check for power loss, and you may ...

This is a regular esp32 with an ethernet-port bolted on. The problem occurs with an iSCSI target running on the ESP32. During setup (DHCP, iSCSI logon) all is good. Yet when regular i/o occurs (e.g.