== sanity test 399b: fake read should not be slower than normal read ========================================================== 06:28:13 (1786012093) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 20.8498 s, 50.3 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.96968 s, 532 MB/s fail_loc=0 fake read 2.070082170 vs. normal read 20.930317119 in seconds