== sanity test 184c: Concurrent write and layout swap ==== 02:21:59 (1782541319) 44+0 records in 44+0 records out 46137344 bytes (46 MB, 44 MiB) copied, 2.53195 s, 18.2 MB/s 29+0 records in 29+0 records out 30408704 bytes (30 MB, 29 MiB) copied, 1.54285 s, 19.7 MB/s ref file size: ref1(46137344), ref2(30408704) 2816+0 records in 2816+0 records out 46137344 bytes (46 MB, 44 MiB) copied, 4.53218 s, 10.2 MB/s Copied 1015808 bytes before swapping layout...