=over
-=item --compact
+=item -c, --compact
In addition to performing the copy operation, run L<xapian-compact(1)>
on each Xapian shard after copying but before finalizing it.
Available in public-inbox 1.6.0 (PENDING).
+=item --sequential-shard
+
+Copy each shard sequentially, ignoring C<--jobs>. This also
+affects indexing done at the end of a run.
+
+=item --batch-size=BYTES
+
+=item --max-size=BYTES
+
+See L<public-inbox-index(1)> for a description of these options.
+
+These indexing options indexing at the end of a run.
+C<public-inbox-xcpdb> may run in parallel with with
+L<public-inbox-index(1)>, and C<public-inbox-xcpdb> needs to
+reindex changes made to the old Xapian DBs by
+L<public-inbox-index(1)> while it was running.
+
=back
=head1 ENVIRONMENT