== sanity test 399b: fake read should not be slower than normal read ========================================================== 06:49:21 (1787914161) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 13.3875 s, 78.3 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.66381 s, 630 MB/s fail_loc=0 fake read 1.728136996 vs. normal read 13.508584911 in seconds