== sanity test 431: Restart transaction for IO =========== 07:20:34 (1787570434) 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00715082 s, 573 kB/s 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00871143 s, 470 kB/s 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00298716 s, 1.4 MB/s fail_loc=0x251