== sanity test 399b: fake read should not be slower than normal read ========================================================== 00:28:40 (1790742520) debug=0 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 13.1229 s, 79.9 MB/s fail_loc=0x238 1000+0 records in 1000+0 records out 1048576000 bytes (1.0 GB, 1000 MiB) copied, 1.15531 s, 908 MB/s fail_loc=0 fake read 1.219957226 vs. normal read 13.223538276 in seconds