== sanity test 399b: fake read should not be slower than normal read ========================================================== 03:08:25 (1779692905) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 20.1903 s, 51.9 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.55525 s, 674 MB/s fail_loc=0 fake read 1.630339441 vs. normal read 20.239281404 in seconds