== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 02:05:13 (1788588313)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0246475 s, 166 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00529874 s, 773 kB/s

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