Alexey Klyukin <[EMAIL PROTECTED]> writes: > Markus Wanner wrote: >> I'm currently doing this with imessages as well, >> which violates the rule that the postmaster may not to touch shared >> memory. I didn't look into ripping that out, yet. I'm not sure it can be >> done with the existing signaling of the postmaster.
> In Replicator we avoided the need for postmaster to read/write backend's > shmem data by using it as a signal forwarder. You should also look at the current code for communication between autovac launcher and autovac workers. That seems to be largely a similar problem, and it's been solved in a way that seems to be safe enough with respect to the postmaster vs shared memory issue. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers