== sanity test 184c: Concurrent write and layout swap ==== 09:35:35 (1785418535) 22+0 records in 22+0 records out 23068672 bytes (23 MB, 22 MiB) copied, 4.42848 s, 5.2 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.37474 s, 4.9 MB/s ref file size: ref1(23068672), ref2(26214400) 1408+0 records in 1408+0 records out 23068672 bytes (23 MB, 22 MiB) copied, 8.30996 s, 2.8 MB/s Copied 655360 bytes before swapping layout...