== sanity test 431: Restart transaction for IO =========== 07:41:54 (1787917314) 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00403697 s, 1.0 MB/s 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0107196 s, 382 kB/s 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00206694 s, 2.0 MB/s fail_loc=0x251