-# Put another 100,000 cases into large.dat
-( while true ; do
- echo AB04
- echo AB12
-done ) | head -50000 >> $TEMPDIR/large.dat
+# Put another 50,000 cases into large.dat
+$PERL -e 'for ($i=0; $i<25000; $i++) { print "AB04\nAB12\n" };' >> $TEMPDIR/large.dat