SOS File System I/O Summary

The File System I/O Summary Screen

The File System I/O Summary screen displays a tabular summary of I/O activity for each file system

Figure 16.1 SOS File System I/O Summary screen

To access the File System I/O Summary screen from any SOS display screen:

Type s from the SOS Enter command: prompt to view the Screen Selection Menu screen.

From the Screen Selection Menu screen, enter f (File System I/O Summary). The File System I/O Summary screen will display. Figure 16.1 shows an example of the screen.

File System I/O Summary Screen Display Items

FILE SYSTEM I/O SUMMARY

The data items presented in the File System I/O Summary screen are described in the following table.

Table 16.1

Data Item	Description
File System	The mount points from the file system.
Log Rd (/s)	The number of logical reads from the file system per second (see "logical I/O").
Log Wr (/s)	The number of logical writes to the file system per second.
Physical Read/s	The number of physical reads from the file system per second (see "physical I/O").
Physical Write/s	The number of physical writes from the file system per second.

SOS FILE SYSTEM I/O SUMMARY data items