== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 12:36:30 (1790786190)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0260169 s, 157 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.014635 s, 280 kB/s

 SKIP: sanity test_77n f77n.sanity blocks not contiguous around hole