/tmp is almost certainly a memory based file system. iosnoop captures only physical disk IOs which a memory based file system does not do.
Jim --- Qihua Wu wrote: > Hi, All, > > r...@haozhuhost-/export/home/ > oracle/qihua/DTraceToolkit-0.99/Bin> dd bs=16384 > if=/oracle/hao/data01/data01_01.dbf of=/tmp/test1 & > [1] 1904 > r...@haozhuhost-/export/home/oracle/qihua/DTraceToolkit-0.99/Bin> > ./iosnoop -f /tmp/test1 > UID PID D BLOCK SIZE COMM PATHNAME > 20800+1 records > in > > ===> *didn't report the IO activity on file /tmp/test1. is it correct?* > 20800+1 records out > ^C > > [1]+ Done dd bs=16384 > if=/oracle/hao/data01/data01_01.dbf of=/tmp/test1 > > > Thanks, > ------------------------------------------------------------------------ > > _______________________________________________ > dtrace-discuss mailing list > dtrace-discuss@opensolaris.org > _______________________________________________ dtrace-discuss mailing list dtrace-discuss@opensolaris.org
