What's New as of May 14, 1997

Changes For This Release

The following changes have been made to 'dt' Version 10.8:

The latest version of dt is available on our production machines in the following account:

Location: wasted:~rmiller/dt.d/{dt-ptos,dt-dlm,dt-V3.2}
or via
URL: http://www.zk3.dec.com/~rmiller/dt.html

Mail Send mail to admin of this page: [email protected] Home To Robin's home page.

Last modified: May 14, 1997


Examples:


    [ This example shows the new handling of ENOSPC error code. ]

% dt of=/dev/rrz2b position=393216b records=1 disable=verify
dt: 'write' - No space left on device
dt: Error number 1 occurred on Wed May 14 14:27:45 1997
Total Statistics:
     Output device/file name: /dev/rrz2b (Device: RZ25, type=disk)
        Data pattern written: 0x39c39c39 (read verify disabled)
     Total records processed: 0 @ 512 bytes/record (0.500 Kbytes)
     Total bytes transferred: 0 (0.000 Kbytes, 0.000 Mbytes)
      Average transfer rates: 0 bytes/sec, 0.000 Kbytes/sec
     Number I/O's per second: 0.000
      Total passes completed: 1/1
       Total errors detected: 1/1
          Total elapsed time: 00m00.03s
           Total system time: 00m00.01s
             Total user time: 00m00.00s
               Starting time: Wed May 14 14:27:45 1997
                 Ending time: Wed May 14 14:27:45 1997

% echo $status
-1
% 


[ This example shows the "Number I/O's per second" addition. ] im2fast% dt of=/var/tmp/dt.data bs=8k limit=25m Write Statistics: Total records processed: 3200 @ 8192 bytes/record (8.000 Kbytes) Total bytes transferred: 26214400 (25600.000 Kbytes, 25.000 Mbytes) Average transfer rates: 2021676 bytes/sec, 1974.293 Kbytes/sec Number I/O's per second: 246.787 Total passes completed: 0/1 Total errors detected: 0/1 Total elapsed time: 00m12.96s Total system time: 00m00.95s Total user time: 00m01.70s Read Statistics: Total records processed: 3200 @ 8192 bytes/record (8.000 Kbytes) Total bytes transferred: 26214400 (25600.000 Kbytes, 25.000 Mbytes) Average transfer rates: 4239526 bytes/sec, 4140.162 Kbytes/sec Number I/O's per second: 517.520 Total passes completed: 1/1 Total errors detected: 0/1 Total elapsed time: 00m06.18s Total system time: 00m00.61s Total user time: 00m05.50s Total Statistics: Output device/file name: /var/tmp/dt.data Data pattern read/written: 0x39c39c39 Total records processed: 6400 @ 8192 bytes/record (8.000 Kbytes) Total bytes transferred: 52428800 (51200.000 Kbytes, 50.000 Mbytes) Average transfer rates: 2737796 bytes/sec, 2673.629 Kbytes/sec Number I/O's per second: 334.204 Total passes completed: 1/1 Total errors detected: 0/1 Total elapsed time: 00m19.15s Total system time: 00m01.56s Total user time: 00m07.20s Starting time: Wed May 14 15:45:18 1997 Ending time: Wed May 14 15:45:37 1997 im2fast%