Heikki Linnakangas <heikki.linnakangas@enterprisedb.com> writes:
> Greg Stark wrote:
>> This isn't the first time we've run into the problem that we've run
>> out of signals. I think we need to multiplex all our event signals
>> onto a single signal and use some other mechanism to indicate the type
>> of message.
> Yeah. A patch to do that was discussed a while ago, as Fujii's
> synchronous replication patch bumped into that as well. I don't feel
> like changing the signaling so dramatically right now, however.
It's not really a feasible answer anyway for auxiliary processes that
have no need to be connected to shared memory.
regards, tom lane