== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 14:46:23 (1783968383)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0207051 s, 198 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0109107 s, 375 kB/s

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