== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 13:08:50 (1787850530)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0229822 s, 178 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0168106 s, 244 kB/s

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