== sanity test 399b: fake read should not be slower than normal read ========================================================== 02:38:46 (1790663926) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 15.1687 s, 69.1 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.68965 s, 621 MB/s fail_loc=0 fake read 1.792166224 vs. normal read 15.260923660 in seconds