xt/perf-imap-list.t | 9 ++++++---

diff --git a/xt/perf-imap-list.t b/xt/perf-imap-list.t
index 37640a90f3cb181a455d23cfc1b08d57ae35e84c..0f00f48799117b682c891095df5dba6e6f61290f 100644
--- a/xt/perf-imap-list.t
+++ b/xt/perf-imap-list.t
@@ -9,15 +9,18 @@ use Benchmark qw(:all);
 my @n = map { { newsgroup => "inbox.comp.foo.bar.$_" } } (0..50000);
 push @n, map { { newsgroup => "xobni.womp.foo.bar.$_" } } (0..50000);
 my $self = { imapd => { grouplist => \@n } };
-PublicInbox::IMAPD::refresh_inboxlist($self->{imapd});
+my $n = scalar @n;
+my $t = timeit(1, sub {
+	PublicInbox::IMAPD::refresh_inboxlist($self->{imapd});
+});
+diag timestr($t). "refresh $n inboxes";
 
-my $n = scalar @n;
 open my $null, '>', '/dev/null' or BAIL_OUT "open: $!";
 my $ds = { sock => $null };
 my $nr = 200;
 diag "starting benchmark...";
 my $cmd_list = \&PublicInbox::IMAP::cmd_list;
-my $t = timeit(1, sub {
+$t = timeit(1, sub {
 	for (0..$nr) {
 		my $res = $cmd_list->($self, 'tag', '', '*');
 		PublicInbox::DS::write($ds, $res);