Posted by Mike on Sunday, February 13, 2011 - 460 views
Now I’m not here to tell you what software to buy and what to ignore, but if you haven’t had a look at IBM’s Transactional Analysis Workbench software yet, I think you should. It’s one of those pieces of software that kind of joins up the dots and allows you to see the bigger picture when you thought there was a performance problem. It can help identify performance issues in one subsystem – CICS, IMS, DB2, MQ, or even z/OS itself – when the symptoms of the problem are appearing in a completely different subsystem.
WAIT! There is more to read… read on »
Posted by Trevor Eddolls on Sunday, February 6, 2011 - 885 views
It’s so easy to forget, or just take it as read, that mainframes have been able to successfully run with five nines availability for well over a decade. What that means is achieving 99.999 percent of scheduled uptime. In other words, it means that unscheduled downtime is less than five and half minutes in a year! Now that kind of amazing performance is something that boxes running other operating systems can only dream of. Some are working towards that level of availability, but others (you know who I’m thinking of here) aren’t even close.
WAIT! There is more to read… read on »
Posted by Mike on Monday, February 22, 2010 - 1 views
Vendor lock-in for software is coming to an end, but what comes next is far from certain.
For nearly two decades there has been a race to create customized applications that can fit a particular business unit’s needs. For many companies this was viewed as a competitive weapon, a way of adding efficiency and speed into a business process that captured a company’s specific needs.
IBM’s mainframes suffered more because of a concern over vendor lock-in than because of inefficiency or performance.
READ MORE
