== sanity test 184c: Concurrent write and layout swap ==== 21:38:22 (1784252302) 22+0 records in 22+0 records out 23068672 bytes (23 MB, 22 MiB) copied, 3.12757 s, 7.4 MB/s 57+0 records in 57+0 records out 59768832 bytes (60 MB, 57 MiB) copied, 6.24667 s, 9.6 MB/s ref file size: ref1(23068672), ref2(59768832) 1408+0 records in 1408+0 records out 23068672 bytes (23 MB, 22 MiB) copied, 6.18315 s, 3.7 MB/s Copied 622592 bytes before swapping layout...