== sanity test 399b: fake read should not be slower than normal read ========================================================== 05:40:56 (1787391656) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 21.7819 s, 48.1 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 2.19568 s, 478 MB/s fail_loc=0 fake read 2.266828653 vs. normal read 21.869085293 in seconds