== sanity test 399b: fake read should not be slower than normal read ========================================================== 00:40:43 (1780980043) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 12.6739 s, 82.7 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.21942 s, 860 MB/s fail_loc=0 fake read 1.276901200 vs. normal read 12.730739831 in seconds