Yep, that was one consideration.... Date: Thu, 15 Jul 2010 09:14:33 -0700 From: [email protected] Subject: Re: Devices OFFLINE at IPL To: [email protected]
Presumably, if you are at the DR site, your main site is unavailable. That may be all you really need. One possibility, procedural instead of program logic, would be to use the SALIPL screen to specify a different CONFIG file when you are at the DR site. Regards, Richard Schuh From: The IBM z/VM Operating System [mailto:[email protected]] On Behalf Of clifford jackson Sent: Thursday, July 15, 2010 8:25 AM To: [email protected] Subject: Re: Devices OFFLINE at IPL I have a production site and a DR site, the production site is being mirrored to the DR site same volume labels but different address. In my system config file I am using the Systems_Identifier with the CPU type, CPUID and the SystemID, this tell me if I am on the production system or the DR system, is there a way to add logic to the system config file to control which DASD I want online and which I vary offline at IPL time, without customizing the IOCP.. > Date: Wed, 14 Jul 2010 10:26:02 -0500 > From: [email protected] > Subject: Re: Devices OFFLINE at IPL > To: [email protected] > > That's one way, as long as the device numbers are never, ever used in > this VM system. If they are, on the next IPL it will cause a little > problem. > > Another possibility is to have an exec go through the DASD device list > and vary off the devices based on whether the volume 'belongs' to the VM > system. 'Ownership' is based on an identifier in the VOLID, eg: VM1RES, > VM2WK1, etc. > > On 07/14/2010 10:11 AM, Billy Bingham wrote: > > > > > > Would the following be the proper way to specify devices, in the > > SYSTEM CONFIG file, that I don't want to come online at an IPL: > > > > > > Devices , > > Online_at_IPL 0000-FFFF, > > Sensed 0000-FFFF, > > Offline_at_IPL 0500-050F > > > > > > > > Thanks, > > > > Billy > > > -- > Rich Smrcina > Phone: 414-491-6001 > http://www.linkedin.com/in/richsmrcina > > Catch the WAVV! http://www.wavv.org > WAVV 2011 - April 15-19, 2011 Colorado Springs, CO The New Busy is not the too busy. Combine all your e-mail accounts with Hotmail. Get busy. _________________________________________________________________ Hotmail is redefining busy with tools for the New Busy. Get more from your inbox. http://www.windowslive.com/campaign/thenewbusy?ocid=PID28326::T:WLMTAGL:ON:WL:en-US:WM_HMP:042010_2
