48.8 I/O Graphs

Figure 48-50. 
Figure 48-51. 
Figure 48-52. 
Figure 48-53. 
Figure 48-54. 
Figure 48-55. 
Figure 48-56. 
Figure 48-57. 
Figure 48-58. 
Figure 48-59. 
Figure 48-60. 
Figure 48-61. 
Figure 48-62. 
Figure 48-63.