When I did it to the system, I was trying to SHUTDOWN RSCS. Probably had a brain check and thought I was talking to RSCS but instead I got to CP. I think it's dangerous that the SHUTDOWN command is in any PP.
Jim ________________________________________ From: The IBM z/VM Operating System [[email protected]] On Behalf Of Schuh, Richard [[email protected]] Sent: Friday, February 05, 2010 11:38 AM To: [email protected] Subject: Re: Hi everybody Does anyone give RSCS class A privileges? If so, the probably have to seek = re-employment frequently :) Regards,=20 Richard Schuh=20 =20 > -----Original Message----- > From: The IBM z/VM Operating System=20 > [mailto:[email protected]] On Behalf Of James A. Bohnsack > Sent: Friday, February 05, 2010 7:46 AM > To: [email protected] > Subject: Re: Hi everybody >=20 > I've accidentally shutdown the main production system "once",=20 > as has every systems programmer with whom I worked or who=20 > worked for me has done. Only once tho. There are or were =20 > couple of gotcha's introduced by IBM. One is the fact that=20 > the official way to stop RSCS is with the SHUTDOWN command. =20 > This note of caution is now in the RSCS SHUTDOWN HELP: >=20 > Use care when entering the SHUTDOWN command. If you=20 > accidentally enter it > without the appropriate RSCS prefix, it is treated as a CP=20 > command and =20 > passed to CP for processing. If you have the proper CP=20 > privilege class, =20 > this command would stop your z/VM operating system. =20 > =20 > =20 > =20 > One other place or thing where SHUTDOWN is or was used is the=20 > old,old PC3270 or maybe that was the 3270PC. It was a late=20 > 80's PC/XT that came out of Kingston, I think, rather than=20 > Boca. To park the hard disk so the cleaning people wouldn't=20 > bump the stand it was on, you issued a SHUTDOWN command. One=20 > of the sysprogs I workied with SHUTDOWN VM rather than her=20 > PC. The next day there was a SHUTDOWN EXEC on the y-disk=20 > that asked you if you "really wanted to do that". >=20 > Jim >=20 > ________________________________________ > From: The IBM z/VM Operating System [[email protected]]=20 > On Behalf Of Rich Greenberg [[email protected]] > Sent: Thursday, February 04, 2010 4:59 PM > To: [email protected] > Subject: Re: Hi everybody >=20 > On: Thu, Feb 04, 2010 at 10:44:34AM -0800,Schuh, Richard Wrote: >=20 > } It isn't a matter of trust, it is a matter of minimizing=20 > the risk of an accidental SHUTDOWN. Here MAINT does not have=20 > class A; however it does have class C. That allows it to use=20 > the SET PRIV * +A in order to issue class A commands such as=20 > Q CPDISKS, CPRELEASE and CPACCESS. By requiring that extra=20 > step of the SET PRIV, it heightens the awareness of the=20 > person to the fact that they now have extraordinary=20 > capabilities and responsibilities. >=20 > Rich has hit the nail directly on the head here. Accidents=20 > and mistreaks happen, this just puts another door in front of them. >=20 > -- > Rich Greenberg N Ft Myers, FL, USA richgr atsign panix.com =20 > + 1 239 543 1353 > Eastern time. N6LRT I speak for myself & my dogs only. =20 > VM'er since CP-67 > Canines:Val, Red, Shasta & Casey (RIP), Red & Zero, Siberians=20 > Owner:Chinook-L > Retired at the beach Asst=20 > Owner:Sibernet-L > =
