== sanity test 184c: Concurrent write and layout swap ==== 11:52:38 (1761321158) 55+0 records in 55+0 records out 57671680 bytes (58 MB, 55 MiB) copied, 1.17625 s, 49.0 MB/s 53+0 records in 53+0 records out 55574528 bytes (56 MB, 53 MiB) copied, 1.14361 s, 48.6 MB/s ref file size: ref1(57671680), ref2(55574528) 3520+0 records in 3520+0 records out 57671680 bytes (58 MB, 55 MiB) copied, 1.19607 s, 48.2 MB/s Copied 6078464 bytes before swapping layout...