== sanity test 399b: fake read should not be slower than normal read ========================================================== 01:30:24 (1763879424) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 3.68935 s, 284 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 0.320817 s, 3.3 GB/s fail_loc=0 fake read .336527160 vs. normal read 3.715808499 in seconds