== sanity test 399b: fake read should not be slower than normal read ========================================================== 00:27:05 (1787891225) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 12.3299 s, 85.0 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.51282 s, 693 MB/s fail_loc=0 fake read 1.599473319 vs. normal read 12.432781792 in seconds