ps bug ?

[Eric C. Claeys]

> Help, is this a bug with the "ps" command?
> 
> Type at UNIX prompt:
> 
>     ps -F
> 
> Get error message and core file:
> 
>     Bad system call - core dumped
> 
> This is a valid form of the "ps" command according to the
> On-line manual page and the usage message printed by the "ps" command.
> This flag is not in my latest UNIX manual: System V, Release 2.

>>>>>>> It IS in the October 1985 manual published by
>>>>>>> Bell Labs Division 452.  Your manual is either out of date,
>>>>>>> or is the "standard" ATT manual, not the DIV 452 manual  -- ecc

...

> The on-line manual page explains the F flag as follows:
> 
>     -F	Print the fair share group process assocation.

...

> I have two questions:
> 	Is this a bug or am I doing something wrong?
> 	What does the "-F" flag mean?

>>>>>> The Fair Share Scheduler is a Division 452 addition that is explained
>>>>>> in last October's BSTJ.
>>>>>> When installed on a system, a new system call is added.
>>>>>> Your machines probably were not compiled with FSS turned on;
>>>>>> that is an administrative <--> customer decision.  Many computer
>>>>>> centers use FSS, HO may not.  Contact your SA if you want to know.
>>>>>> Eric C. Claeys	IHCC