The following table shows the status changes of status files in the online mode.
Table 4-2 Status changes for status files in online mode
Status | Crnt | Stb | Invalid | Shut-down | ||||||
---|---|---|---|---|---|---|---|---|---|---|
ACT | STB | CLS | ND | BLK | ||||||
Open/close | Open | Close | ||||||||
Status number | 1 | 2 | 3 | 4 | 5 | |||||
Evt | Execution of stsswap | ![]() | ![]() | -- | -- | -- | ||||
Execution of stsclose | -- | ![]() | -- | -- | -- | |||||
Execution of stsopen | -- | - | ![]() | -- | -- | |||||
Output error | Both systems A and B defective | ![]() | -- | -- | -- | -- | ||||
Either system A or B defective | Standby file available | ![]() | -- | -- | -- | -- | ||||
Standby file unavailable | One- system operation available | Both systems in operation | -- | -- | -- | -- | -- | |||
Only one system in operation | ![]() | -- | -- | -- | -- | |||||
One-system operation unavailable | ![]() | -- | -- | -- | -- |