== sanity test 399b: fake read should not be slower than normal read ========================================================== 09:10:52 (1788268252) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 3.89889 s, 269 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 0.362731 s, 2.9 GB/s fail_loc=0 fake read .382227556 vs. normal read 3.920739050 in seconds