== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 05:00:05 (1788512405)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0175123 s, 234 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00149254 s, 2.7 MB/s

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