lbdata.log

Linux磁盘测试的源代码,测试磁盘的读写性能

tcr3b# dt of=/dev/rdisk/dsk0b bs=64k iotype=random enable=lbdata aios=64
Write Statistics:
     Total records processed: 3136 @ 65536 bytes/record (64.000 Kbytes)
     Total bytes transferred: 205520896 (200704.000 Kbytes, 196.000 Mbytes)
      Average transfer rates: 2871741 bytes/sec, 2804.434 Kbytes/sec
     Number I/O's per second: 43.819
      Total passes completed: 0/1
       Total errors detected: 0/1
          Total elapsed time: 01m11.56s
           Total system time: 00m02.80s
             Total user time: 00m18.76s

Read Statistics:
     Total records processed: 3136 @ 65536 bytes/record (64.000 Kbytes)
     Total bytes transferred: 205520896 (200704.000 Kbytes, 196.000 Mbytes)
      Average transfer rates: 2799377 bytes/sec, 2733.766 Kbytes/sec
     Number I/O's per second: 42.715
      Total passes completed: 1/1
       Total errors detected: 0/1
          Total elapsed time: 01m13.41s
           Total system time: 00m03.70s
             Total user time: 01m07.68s

Total Statistics:
     Output device/file name: /dev/rdisk/dsk0b (Device: RZ28, type=disk)
   Data pattern read/written: 0x39c39c39
     Total records processed: 6272 @ 65536 bytes/record (64.000 Kbytes)
     Total bytes transferred: 411041792 (401408.000 Kbytes, 392.000 Mbytes)
      Average transfer rates: 2834445 bytes/sec, 2768.013 Kbytes/sec
     Number I/O's per second: 43.250
      Total passes completed: 1/1
       Total errors detected: 0/1
          Total elapsed time: 02m25.01s
           Total system time: 00m06.51s
             Total user time: 01m26.46s
               Starting time: Thu Oct 29 17:21:52 1998
                 Ending time: Thu Oct 29 17:24:17 1998

tcr3b#