Hi Mark, > On 12. Nov, 2020, at 16:19, Mark Johnson <remi9898@xxxxxxxxx> wrote: > > # find / -name pg_ctl > /usr/pgsql-13/bin/pg_ctl > /usr/local/pgsql/bin/pg_ctl > /usr/pgsql-12/bin/pg_ctl > /usr/pgsql-9.6/bin/pg_ctl > /root/Downloads/postgresql-12.1/src/bin/pg_ctl > /root/Downloads/postgresql-12.1/src/bin/pg_ctl/pg_ctl > You have mail in /var/spool/mail/root how about searching for pg_ctl only inside a bin directory: $ find / -type f -name "pg_ctl" -exec grep "/bin/" {} \; 2>/dev/null Binary file /data/postgres/12.4/bin/pg_ctl matches Binary file /data/postgres/13.0/bin/pg_ctl matches That should also solve your source tree and root mail problems. Cheers, Paul