8.3.2 Changing the System Panic Mode

Here the method of changing the settings for System Panic Mode will be explained.

Check the settings of the I/O Response Time Assurance.
Example) If checking the I/O Response Time Assurance settings for the class Class
```
# sdxinfo -I -c Class
CLASS   MODE TIME PANIC
------- ---- ---- -----
Class   on   23   on
```
Change the settings for the System Panic Mode.
Example) Change the System Panic Mode to off for the class Class.
```
# sdxattr -C -c Class -a iotimeout=on:23:off
```
Check that the settings of the I/O Response Time Assurance Function has been changed.
Example) If checking the I/O Response Time Assurance settings for the class Class
```
# sdxinfo -I -c Class
CLASS   MODE TIME PANIC
------- ---- ---- -----
Class   on   23   off
```
If the value set in procedure 2 is displayed in the MODE field, the TIME field and the PANIC field of the specified class, the change in the settings of the I/O Time Response Assurance is complete.