== sanity test 399b: fake read should not be slower than normal read ========================================================== 01:42:53 (1790746973) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 13.8598 s, 75.7 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.1647 s, 900 MB/s fail_loc=0 fake read 1.259580013 vs. normal read 13.929785918 in seconds