== sanity test 399b: fake read should not be slower than normal read ========================================================== 06:53:32 (1747220012) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB) copied, 2.81979 s, 372 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB) copied, 0.365926 s, 2.9 GB/s fail_loc=0 fake read .379597245 vs. normal read 2.834525727 in seconds