== sanity test 431: Restart transaction for IO =========== 21:37:11 (1786757831) 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0099725 s, 411 kB/s 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00985834 s, 415 kB/s 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00286877 s, 1.4 MB/s fail_loc=0x251