Bruce Momjian <bruce@xxxxxxxxxx> writes: > On Thu, Feb 21, 2019 at 09:31:32PM -0500, Stephen Frost wrote: >> * Bruce Momjian (bruce@xxxxxxxxxx) wrote: >>> There was too much concern that users would accidentally start the old >>> server at some later point, and its files would be hard linked to the >>> new live server, leading to disaster. >> Sure, I understand that concern, just wish there was a better approach >> we could use for "DO NOT START THIS SERVER" rather than moving of the >> pg_control file. > As ugly as it is, I have never heard of a better solution. system("rm -rf $OLDPGDATA") ... nah, that is not a better idea. regards, tom lane