Peter <pmc@xxxxxxxxxxxxxxxxxxxxxxx> writes: > On Tue, May 05, 2020 at 10:57:04AM +1200, Thomas Munro wrote: > ! * Once a minute, verify that postmaster.pid hasn't been removed or > ! * overwritten. If it has, we force a shutdown. > It is really hard to comment on this in a way that might not be > considered offensive, so lets put it that way: You all have seen > the Apollo-13 movie, so You know that a need to power-down as much > as possible may appear en-route, and in a situation where you have > lots of other issues, so what you need the least is things like > this getting in your way. Well, the choice we face is preventing somebody's disk from spinning down, versus preventing somebody else from completely corrupting their database. From where I sit that's not a difficult choice, nor one that I feel a need to let users second-guess. > Now concerning the memory leak: > That one was introduced with the work done on the GSSAPI encryption; > it goes away when setting 'hostnogssenc' in pg_hba. Oooh ... it looks like some of the encryption code paths have neglected to call gss_release_buffer. Will fix, thanks for the report! regards, tom lane