== sanity test 184c: Concurrent write and layout swap ==== 19:41:33 (1786837293) 22+0 records in 22+0 records out 23068672 bytes (23 MB, 22 MiB) copied, 1.60916 s, 14.3 MB/s 34+0 records in 34+0 records out 35651584 bytes (36 MB, 34 MiB) copied, 2.29612 s, 15.5 MB/s ref file size: ref1(23068672), ref2(35651584) 1408+0 records in 1408+0 records out 23068672 bytes (23 MB, 22 MiB) copied, 2.67372 s, 8.6 MB/s Copied 1130496 bytes before swapping layout...