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<HTML><HEAD><TITLE>Data Test Program (dt) April 8th, 1998</TITLE></HEAD><BODY BGCOLOR="#D19275"><CENTER><H2><STRONG>What's New as of April 8th, 1998</STRONG></H2></CENTER><H2>Changes For This Release</H2>The following changes have been made to <I>dt</I> Version 10.15:<UL><LI>When terminating, call close function before reporting stats,since in the case of AIO the I/O rundown updates statisticswith outstanding requests, when we're aborted by a signal.<LI>Setup the pattern as a pattern string, so non-modulo sizeof(u_int)read counts will data compare properly. Also fixed reopen codeso it properly handles piping of stdin and stdout file descriptors.[ see example attached below ]</UL><HR><A HREF="mailto:Robin.Miller@compaq.com"><IMG SRC="../gifs/mailbox.gif" ALT="Mail"></A>Send mail to admin of this page: <EM>Robin.Miller@compaq.com</EM> <A HREF="../index.html"><IMG SRC="../gifs/home04.gif" ALT="Home"></A>To Robin's home page.<P>Last modified: December 8th, 1999<HR><H2>Examples:</H2><HR SIZE=5 NOSHADE><PRE>im2fast% <B>dt of=- bs=8k count=1 disable=stats passes=12 | \ dt if=- bs=1 count=8k passes=12 disable=pstats</B>dt: End of Read pass 1, records = 8192, errors = 0, elapsed time = 00m00.23sdt: End of Read pass 2, records = 8192, errors = 0, elapsed time = 00m00.23sdt: End of Read pass 3, records = 8192, errors = 0, elapsed time = 00m00.23sdt: End of Read pass 4, records = 8192, errors = 0, elapsed time = 00m00.25sdt: End of Read pass 5, records = 8192, errors = 0, elapsed time = 00m00.23sdt: End of Read pass 6, records = 8192, errors = 0, elapsed time = 00m00.23sdt: End of Read pass 7, records = 8192, errors = 0, elapsed time = 00m00.21sdt: End of Read pass 8, records = 8192, errors = 0, elapsed time = 00m00.23sdt: End of Read pass 9, records = 8192, errors = 0, elapsed time = 00m00.25sdt: End of Read pass 10, records = 8192, errors = 0, elapsed time = 00m00.20sdt: End of Read pass 11, records = 8192, errors = 0, elapsed time = 00m00.20sdt: End of Read pass 12, records = 8192, errors = 0, elapsed time = 00m00.20sTotal Statistics: Input device/file name: - Data pattern read: 0x71c7c71c Total records processed: 98304 @ 1 bytes/record (0.001 Kbytes) Total bytes transferred: 98304 (96.000 Kbytes, 0.094 Mbytes) Average transfer rates: 34292 bytes/sec, 33.488 Kbytes/sec Number I/O's per second: 34292.093 Total passes completed: 12/12 Total errors detected: 0/1 Total elapsed time: 00m02.86s Total system time: 00m01.81s Total user time: 00m00.63s Starting time: Wed Apr 8 17:59:07 1998 Ending time: Wed Apr 8 17:59:10 1998im2fast% </PRE></BODY></HTML>⌨️ 快捷键说明
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