== sanity test 184c: Concurrent write and layout swap ==== 05:07:25 (1787130445) 44+0 records in 44+0 records out 46137344 bytes (46 MB, 44 MiB) copied, 7.10508 s, 6.5 MB/s 68+0 records in 68+0 records out 71303168 bytes (71 MB, 68 MiB) copied, 10.7226 s, 6.6 MB/s ref file size: ref1(46137344), ref2(71303168) 2816+0 records in 2816+0 records out 46137344 bytes (46 MB, 44 MiB) copied, 14.2573 s, 3.2 MB/s Copied 360448 bytes before swapping layout...