== sanity test 184c: Concurrent write and layout swap ==== 23:08:06 (1782875286) 44+0 records in 44+0 records out 46137344 bytes (46 MB, 44 MiB) copied, 2.56218 s, 18.0 MB/s 30+0 records in 30+0 records out 31457280 bytes (31 MB, 30 MiB) copied, 1.71189 s, 18.4 MB/s ref file size: ref1(46137344), ref2(31457280) 2816+0 records in 2816+0 records out 46137344 bytes (46 MB, 44 MiB) copied, 4.72144 s, 9.8 MB/s Copied 1277952 bytes before swapping layout...