Magnus Hagander <magnus@hagander.net> writes:
> On Sun, Oct 11, 2015 at 5:22 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> I'm a bit suspicious that we may have leaked a handle to the shared
>> memory block someplace, for example. That would explain why this
>> symptom is visible now when it was not in 2009. Or maybe it's dependent
>> on some feature that we didn't test back then --- for instance, if
>> the logging collector is in use, could it have inherited a handle and
>> not closed it?
> Even if we leaked it, it should go away when the other processes died.
I'm fairly certain that we do not kill/restart the logging collector
during a database restart (because it's impossible to reproduce the
original stderr destination if we do). Not sure if any other postmaster
children are allowed to survive.
regards, tom lane