== sanity test 184c: Concurrent write and layout swap ==== 18:51:11 (1790117471) 24+0 records in 24+0 records out 25165824 bytes (25 MB, 24 MiB) copied, 4.47277 s, 5.6 MB/s 55+0 records in 55+0 records out 57671680 bytes (58 MB, 55 MiB) copied, 10.2542 s, 5.6 MB/s ref file size: ref1(25165824), ref2(57671680) 1536+0 records in 1536+0 records out 25165824 bytes (25 MB, 24 MiB) copied, 9.23277 s, 2.7 MB/s Copied 360448 bytes before swapping layout...