> It may be that WAL has changed the rollback
> time-characteristics to worse than pre-wal ?
Nothing changed ... yet. And in future rollbacks
of read-only transactions will be as fast as now,
anyway.
> > So my guess is that the 7.1 updates (with default
> > fsync) are significantly slower than 7.0.3 fsync=off
> > now.
Do you update tables with foreign keys?
Did you run tests in multi-user or single-user
environment?
Vadim
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