== sanity test 184c: Concurrent write and layout swap ==== 13:42:03 (1776274923) 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 0.472976 s, 55.4 MB/s 69+0 records in 69+0 records out 72351744 bytes (72 MB, 69 MiB) copied, 1.31795 s, 54.9 MB/s ref file size: ref1(26214400), ref2(72351744) 1600+0 records in 1600+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 0.617847 s, 42.4 MB/s Copied 5554176 bytes before swapping layout...