== sanity test 399b: fake read should not be slower than normal read ========================================================== 01:13:47 (1746162827) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB) copied, 4.86813 s, 215 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB) copied, 0.422298 s, 2.5 GB/s fail_loc=0 fake read .450614303 vs. normal read 4.895376524 in seconds