Detailed shutdown procedures

Shut down servers in the following order:

To stop Historical Server on a UNIX platform:

Connect to Historical Server. If you are using isql, the command is:
```
isql [ -Uhs_superuser_name -Phs_superuser_password ]
 -Shistorical_server
```
where:
- superuser_name is the name that was used with the -U parameter to the Historical Server start-up command. If -U was not used in the start-up command, any user can stop Historical Server, and the -U parameter in this isql command is optional.
- superuser_password is the password that was used with the -P parameter to the Historical Server start-up command. If -U was not used in the start-up command, any user can stop Historical Server, and this parameter is optional.
- historical_server is the name of the Historical Server you want to stop.
To determine current activity on Historical Server, issue the following command when the isql prompt appears:
```
1> hs_status activity 
2> go 
```
To shut down Historical Server, issue one of the following commands:
```
1> hs_shutdown 
2> go 
```
or:
```
1> hs_shutdown no_wait
2> go 
```