== sanity test 399b: fake read should not be slower than normal read ========================================================== 15:23:54 (1783970634) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 12.2992 s, 85.3 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.25617 s, 835 MB/s fail_loc=0 fake read 1.317283598 vs. normal read 12.375873827 in seconds