== sanity test 184c: Concurrent write and layout swap ==== 09:42:42 (1762180962) 63+0 records in 63+0 records out 66060288 bytes (66 MB, 63 MiB) copied, 5.72311 s, 11.5 MB/s 41+0 records in 41+0 records out 42991616 bytes (43 MB, 41 MiB) copied, 3.80886 s, 11.3 MB/s ref file size: ref1(66060288), ref2(42991616) 4032+0 records in 4032+0 records out 66060288 bytes (66 MB, 63 MiB) copied, 12.2809 s, 5.4 MB/s Copied 786432 bytes before swapping layout...