== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 05:20:02 (1789636802)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0193966 s, 211 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00247336 s, 1.7 MB/s

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