== sanity test 184c: Concurrent write and layout swap ==== 14:03:31 (1781633011) 58+0 records in 58+0 records out 60817408 bytes (61 MB, 58 MiB) copied, 3.73902 s, 16.3 MB/s 32+0 records in 32+0 records out 33554432 bytes (34 MB, 32 MiB) copied, 2.04737 s, 16.4 MB/s ref file size: ref1(60817408), ref2(33554432) 3712+0 records in 3712+0 records out 60817408 bytes (61 MB, 58 MiB) copied, 6.90575 s, 8.8 MB/s Copied 1163264 bytes before swapping layout...