== sanity test 399b: fake read should not be slower than normal read ========================================================== 01:07:47 (1717564067) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB) copied, 2.11618 s, 496 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB) copied, 0.357811 s, 2.9 GB/s fail_loc=0 fake read .375021370 vs. normal read 2.129890345 in seconds