> Can the limit command be used to limit the number of
> concurrent jobs that will run in the system queue as it does
> for other queues?

Yes.  Try LIMIT nnn;jobq=HPSYSJQ

The default limit of the system job queue is 3500, which is also
the max limit for any job queue.

> What I want to do is to set a global limit of 4 with the system
> q limited to 1 job, the daemon queue limited to 2 and another job
> queue (reserved for me) limited to 1.

LIMIT 4
LIMIT 1;jobq=hpsysjq
LIMIT 2;jobq=daemonq
LIMIT 1;jobq=myq

Let me know if that doesn't work.

Jeff Vance, CSY