$node->advance_wal(20);
# Run another checkpoint, this time in the background, and make it wait
-# on the injection point) so that the checkpoint stops right before
+# on the injection point so that the checkpoint stops right before
# removing old WAL segments.
note('starting checkpoint');
# Run checkpoint to flush current state to disk and set a baseline.
$node->safe_psql('postgres', q{checkpoint});
-# Insert 2M rows; that's about 260MB (~20 segments) worth of WAL.
$node->advance_wal(20);
# Advance slot to the current position, just to have everything "valid".
# Run another checkpoint to set a new restore LSN.
$node->safe_psql('postgres', q{checkpoint});
-# Another 2M rows; that's about 260MB (~20 segments) worth of WAL.
$node->advance_wal(20);
my $restart_lsn_init = $node->safe_psql('postgres',
note("restart lsn before checkpoint: $restart_lsn_init");
# Run another checkpoint, this time in the background, and make it wait
-# on the injection point) so that the checkpoint stops right before
+# on the injection point so that the checkpoint stops right before
# removing old WAL segments.
note('starting checkpoint');