== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 02:01:58 (1790920918)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0175397 s, 234 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00547209 s, 749 kB/s

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