== sanity test 184c: Concurrent write and layout swap ==== 22:44:37 (1787625877) 58+0 records in 58+0 records out 60817408 bytes (61 MB, 58 MiB) copied, 8.76002 s, 6.9 MB/s 21+0 records in 21+0 records out 22020096 bytes (22 MB, 21 MiB) copied, 2.58882 s, 8.5 MB/s ref file size: ref1(60817408), ref2(22020096) 3712+0 records in 3712+0 records out 60817408 bytes (61 MB, 58 MiB) copied, 16.3178 s, 3.7 MB/s Copied 573440 bytes before swapping layout...