Bruce Momjian wrote: > Alvaro Herrera wrote: > > There are so many caveats on pg_migrator (and things that need to be > > done after the migration is complete) that one starts to wonder if > > people is not better off just using parallel pg_restore. From Stefan's > > reported timings I'm not sure that pg_migrator is that much of a benefit > > in the first place ... unless copy mode can be made much faster. (On > > link mode it is so much faster that it's worth it, but then you don't > > have an escape hatch). > > That is accurate. I doubt copy mode speed can be improved.
Why not? Right now it's single-threaded. Would it be faster if it ran several copies in parallel? -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
