Yes, but the choices are ESA, XA and XC. Regards, Richard Schuh
-----Original Message----- From: The IBM z/VM Operating System [mailto:[EMAIL PROTECTED] On Behalf Of David Boyes Sent: Friday, August 10, 2007 1:09 PM To: IBMVM@LISTSERV.UARK.EDU Subject: Re: Guest in 31 or 64 bit? > > Is there a way to tell from a CP command if a guest is running in 31 bit > > or 64 bit mode? Thanks Lee Doesn't IND USER EXT show a MACH= line? OK, not a single function command, but the information is there w/o running control blocks. Still sounds like a requirement, though.