== sanity test 184c: Concurrent write and layout swap ==== 15:01:57 (1744052517) 21+0 records in 21+0 records out 22020096 bytes (22 MB) copied, 0.630827 s, 34.9 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB) copied, 0.739513 s, 35.4 MB/s ref file size: ref1(22020096), ref2(26214400) 1344+0 records in 1344+0 records out 22020096 bytes (22 MB) copied, 1.50214 s, 14.7 MB/s Copied 1327104 bytes before swapping layout...