== sanity test 77n: Verify read from a hole inside contiguous blocks with T10PI ========================================================== 02:51:08 (1788331868)
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0257331 s, 159 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00278522 s, 1.5 MB/s

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