== sanity test 399b: fake read should not be slower than normal read ========================================================== 00:01:27 (1786766487) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 14.4859 s, 72.4 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.34972 s, 777 MB/s fail_loc=0 fake read 1.429777566 vs. normal read 14.553445858 in seconds