== sanity test 399b: fake read should not be slower than normal read ========================================================== 02:16:02 (1787379362) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 14.3933 s, 72.9 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 3.04791 s, 344 MB/s fail_loc=0 fake read 3.148745140 vs. normal read 14.458753480 in seconds