Had the misfortune of experiencing of doing the Apple equivalent of bricking my iPhone while doing an iOS update.  Why did I do an iOS update?  Well here's how I did this without any data loss. 

Lost Thunderbird settings and folders?  All settings in our Thunderbird were reset after a string of events including recent upgrade and some random reboots from apparent hardware issues.  Irrespective, file corruption occurred. 

Getting this?  root ? / ? data ? patroni ? systemctl status patroni ? patroni.service – Runners to orchestrate a high-availability PostgreSQL    Loaded: loaded (/etc/systemd/system/patroni.service; enabled; vendor preset: disabled)    Active: active (running) since Sun 2020-07-12 17:52:48 EDT; 17s ago  Main PID: 10991 (patroni)    CGroup: /system.slice/patroni.service            ??10991 /usr/bin/python2 /bin/patroni /etc/patroni.yml Jul 12 17:53:04 psql01.nix.mds.xyz patroni[10991]: 1184 […]