Disaster Recovery (DR) Tiers

April 6, 2012 Rui Miguel Feio

Disaster Recovery tiers have been defined in the early 1990s by the Automatic Remote Site Recovery project at SHARE and are as follows:   Tier 0 No Disaster Recovery plan.  All data is lost and recovery is not possible. Tier 1 Pickup Truck Access Method (PTAM) – the system, the subsystem, and […]

Useful Operator Commands

April 4, 2012 Rui Miguel Feio

MVS Commands d a,l All active Address spaces d a,xy* Active jobs starting with “XY” d parmlib PARMLIB concatenation d prog,lnklst Programs defined to Link List d asm,page=all Page data sets & utilization of page space d etr Sysplex timer d grs,c Global resource serialization – contention d iplinfo IPL […]

ISPF – List Last 25 COMMAND LINE Commands

April 2, 2012 Rui Miguel Feio

Here’s a useful command to be used within ISPF. If you ever want to check the 25 last COMMAND LINE commands you’ve issued just use the command RETP. This will open the “ISPF Retrieve Panel” and will show you the commands you’ve issued. This is an easy way to not […]