== sanity test 399b: fake read should not be slower than normal read ========================================================== 12:48:28 (1787849308) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 12.9582 s, 80.9 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.67217 s, 627 MB/s fail_loc=0 fake read 1.731070810 vs. normal read 13.018484712 in seconds