ocr: Physica Disk 123 Disk Mount point (UNIX): /oracle/data 1 Mount Drivename: : (Win- Points dows NT2: dslorantidatabase) e:lorantidatabasel Data file1.dbf Files file2.dbf file3.dbf file4.dbf cuStomE oust_no oustJast oust_first tmesheet 188 - - employee P_no kst_namt first_namt Tables +ITP- _numbet timt_n date 73 adame oathernt 6373 1:00 814/1998 891 aober debbie 28391 1:30 814/1998 781329 agurre john 38731329 800 814/1999 FIGURE 1:Toidentify the cause of excessive I/O activity on a disk in a UNIX environment, you would typically navigate the hierarchy of I/O structures shown here. You would trace ...