== sanity test 399b: fake read should not be slower than normal read ========================================================== 12:40:08 (1788626408) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 14.7795 s, 70.9 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.61724 s, 648 MB/s fail_loc=0 fake read 1.712311095 vs. normal read 14.844861918 in seconds