Joshua Colson <joshua.colson@xxxxxxxxxxx> writes: > So I thought I would try to change the SYSID to 4965793265546637307 and > have another shot at it. > I'm not a PG guru so please let me know, is there any chance that what > I'm doing will be successful, or am I just wasting my time? You'd have to modify pg_resetxlog to force that value into the sysid rather than whatever is there. Hand-editing wouldn't work very well because of (a) the CRC on pg_control and (b) the need to copy the value into extant WAL segments. regards, tom lane