New & Notable
Mainframe operating systems and management News
February 26, 2014
IBM Power servers may have a new lease on life now that Watson platforms, SoftLayer cloud and big data are tied to the systems.
July 11, 2013
IBM acquired virtualization management vendor CSL International, giving IT admins a simple way to manage z/VM and Linux on System z virtualization.
June 14, 2013
A Red Hat Summit talk on database and mainframe modernization highlights urgency, need for agility in enterprise development teams.
November 09, 2011
As promised, IBM will support Windows Server as part of its zEnterprise BladeCenter Extension, or zBX.
Mainframe operating systems and management Get Started
Bring yourself up to speed with our introductory content
OLTP (online transaction processing) is a class of software programs capable of supporting transaction-oriented applications on the Internet. Continue Reading
zAware is a mainframe monitor for IBM’s zEnterprise EC12 mainframe server. Continue Reading
BAL (Basic Assembler Language) is a version of IBM's assembler language (sometimes called assembly language) for its System/360 and System/370 mainframe operating system. Continue Reading
Evaluate Mainframe operating systems and management Vendors & Products
Weigh the pros and cons of technologies, products and projects you are considering.
IBM name/tokens are popular for sharing data among mainframe programs, but little problems can add up to a performance hit. Continue Reading
Linux on System z opens up a new option for Linux workloads in the data center, but the mainframe isn't an automatic improvement for every situation. Continue Reading
Four main vendors offer columnar database appliances for business analytics and big data processing. Each product has its own approach and tradeoffs. Continue Reading
Manage Mainframe operating systems and management
Learn to apply best practices and optimize your operations.
Reducing mainframe CPU usage should be a priority. Learn how to tune IBM LE options for better performance without source code changes. Continue Reading
Whether you're a CIO or a system administrator, a good IT book will help your career. The SearchDataCenter Advisory Board shares their favorites. Continue Reading
Large VMs and varied workloads prompted several VM memory management updates to IBM's z/VM 6.3 for mainframes. Continue Reading
Problem Solve Mainframe operating systems and management Issues
We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.
With 3270 bridge, you can't stack input messages into one structure. The bridge can't process them all at once. It takes a little more work. Continue Reading
Columnar databases could be saving you storage space, data processing time and management headaches. Get to know your options. Continue Reading
When initial program load stalls out on a mainframe logical partition, the culprit is often consoles. Connectivity is one of many potential causes. Continue Reading