== sanity test 184c: Concurrent write and layout swap ==== 22:57:07 (1745463427) 29+0 records in 29+0 records out 30408704 bytes (30 MB) copied, 0.983739 s, 30.9 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB) copied, 0.81279 s, 32.3 MB/s ref file size: ref1(30408704), ref2(26214400) 1856+0 records in 1856+0 records out 30408704 bytes (30 MB) copied, 1.98 s, 15.4 MB/s Copied 1622016 bytes before swapping layout...