== sanity test 184c: Concurrent write and layout swap ==== 10:57:02 (1788533822) 22+0 records in 22+0 records out 23068672 bytes (23 MB, 22 MiB) copied, 3.14959 s, 7.3 MB/s 59+0 records in 59+0 records out 61865984 bytes (62 MB, 59 MiB) copied, 9.1299 s, 6.8 MB/s ref file size: ref1(23068672), ref2(61865984) 1408+0 records in 1408+0 records out 23068672 bytes (23 MB, 22 MiB) copied, 6.53132 s, 3.5 MB/s Copied 1032192 bytes before swapping layout...