== sanity test 399b: fake read should not be slower than normal read ========================================================== 04:36:02 (1786955762) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 13.3949 s, 78.3 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.36975 s, 766 MB/s fail_loc=0 fake read 1.441538360 vs. normal read 13.489565281 in seconds