dtcopy.log

Linux磁盘测试的源代码,测试磁盘的读写性能

iluvqnx% dt if=/dev/hd0 of=/dev/hd2 bs=16k iomode=copy errors=5
Copy Statistics:
    Data operation performed: Copied '/dev/hd0' to '/dev/hd2'.
     Total records processed: 40565 @ 16384 bytes/record, 1 partial
     Total bytes transferred: 664616960 (649040.000 Kbytes, 633.828 Mbytes)
      Average transfer rates: 717779 bytes/sec, 700.956 Kbytes/sec
      Total passes completed: 0/1
       Total errors detected: 0/5
          Total elapsed time: 15m25.93s
           Total system time: 00m03.09s
             Total user time: 00m03.79s

dt: Error number 1 occurred on Mon Mar  4 22:50:24 1996
dt: Data compare error at byte 14184 in record number 1538
dt: Relative block number where the error occcured is 24604
dt: Data expected = 0x56, data found = 0xfa, byte count = 16384
dt: The incorrect data starts at address 0x21768 (marked by asterisk '*')
dt: Dumping Pattern Buffer (base = 0x1e000, offset = 14184, limit = 64 bytes):

0x21748  00 00 00 00 00 00 00 00 00 08 00 00 46 07 00 00
0x21758  04 00 00 00 00 00 00 00 aa 47 80 2e 87 4b 84 2e
0x21768 *56 b6 3b 31 87 4b 84 2e 01 00 fd 41 00 00 00 00
0x21778  02 00 00 00 00 00 00 03 72 77 68 6f 00 00 00 00

dt: The incorrect data starts at address 0x1c768 (marked by asterisk '*')
dt: Dumping Data Buffer (base = 0x19000, offset = 14184, limit = 64 bytes):

0x1c748  00 00 00 00 00 00 00 00 00 08 00 00 46 07 00 00
0x1c758  04 00 00 00 00 00 00 00 aa 47 80 2e 87 4b 84 2e
0x1c768 *fa b9 3b 31 87 4b 84 2e 01 00 fd 41 00 00 00 00
0x1c778  02 00 00 00 00 00 00 03 72 77 68 6f 00 00 00 00

Verify Statistics:
    Data operation performed: Verified '/dev/hd0' with '/dev/hd2'.
     Total records processed: 40565 @ 16384 bytes/record, 1 partial
     Total bytes transferred: 664616960 (649040.000 Kbytes, 633.828 Mbytes)
      Average transfer rates: 808493 bytes/sec, 789.544 Kbytes/sec
      Total passes completed: 1/1
       Total errors detected: 1/5
          Total elapsed time: 13m42.04s
           Total system time: 00m03.61s
             Total user time: 07m12.96s

Total Statistics:
      Input device/file name: /dev/hd0 (device type=disk)
     Total records processed: 81130 @ 16384 bytes/record, 2 partial
     Total bytes transferred: 1329233920 (1298080.000 Kbytes, 1267.656 Mbytes)
      Average transfer rates: 759211 bytes/sec, 741.417 Kbytes/sec
      Total passes completed: 1/1
       Total errors detected: 1/5
          Total elapsed time: 29m10.81s
           Total system time: 00m06.70s
             Total user time: 07m16.76s
               Starting time: Mon Mar  4 22:34:24 1996
                 Ending time: Mon Mar  4 23:03:35 1996

iluvqnx%