== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 15:02:10 (1789585330)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0242917 s, 169 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0110058 s, 372 kB/s

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