Darren Reed <darrenr+postgres@fastmail.net> writes:
> # su postgres -c "/usr/pkg/bin/pg_resetxlog -f /data/db"
> Transaction log reset
> PANIC: could not access status of transaction 4570963
> DETAIL: could not read from file "pg_clog/0004" at offset 90112:
> Undefined error: 0
You may need to append a few pages of zeroes to pg_clog/0004 ...
regards, tom lane