Re: Patch for pg_upgrade to turn off autovacuum

Bruce Momjian <bruce@momjian.us> writes:
>> The attached patch adds a new postmaster/postgres binary upgrade mode
>> (-b) which disables autovacuum, allows only super-user connections, and
>> prevents pg_upgrade_support oid assignment when not in upgrade mode. 
>> It also modifies pg_upgrade to use this new mode rather than play with
>> trying to stop autovacuum.

> One big problem with this patch is that it will not allow people to use
> pg_upgrade when upgrading from 9.1 alpha to beta.

Huh?  Why would that be?  Seems like you've done something in the wrong
place if that's an issue.
        regards, tom lane