z/VM 6.3
After a long waiting time IBM released the latest version of z/VM. Now there is way more information available than just the little bit I described in my preview.
- z/VM 6.3 general information (including all new features)
- announcement
After a long waiting time IBM released the latest version of z/VM. Now there is way more information available than just the little bit I described in my preview.
Parallel Access Volume (PAV) allow you on System z to have more than one I/O outstanding per volume. However it’s not so easy to set up and maintain, so this is why there is HiperPAV, which is quite easy to … Read the rest
There are regular Live Virtual Classes (LVC) for z/VM and Linux on System z. Watch the site to register for upcoming classes. There are also replays available for the older classes for z/VM, Linux on System z and z/VSE… Read the rest
Have you ever had the problem that a Linux guest under z/VM was using “too much” CPU and when you looked closer you identified a specific process in this guest? But you couldn’t reach the application team, so just recycling … Read the rest
(updated 9/2/2013)
The Platform Test team for System z has published two new white papers that should help readers to get a smooth start with Live Guest Relocation in z/VM 6.2.
… Read the restToday IBM announced a preview of z/VM 6.3. The two top improvements are:
At SHARE there have been two presentations with more technical details in it:
IBM has announced a new mainframe the zEnterprise EC12. This systems supports all the Linux versions, that are currently supported by IBM, SUSE and Red Hat. Here is the detailed information:
40 years ago IBM introduced VM/370 the first virtualization layer. My first really brief encounter was at the end of the 80ies, when I did some RPG programming work. But I learned the real value of it a decade later, … Read the rest
CPU and memory resources are normally shared in a virtualized environment. Therefore multiple guests are fighting for the same resources. Before the release of SLES11 SP2 and RHEL6.2 the automatic management of the number of virtual CPUs and the memory … Read the rest
Ever wondered why your Java application is not running as smooth as it should in a virtualized environment? There are multiple reasons for this and so Steve Wehr gives some explanation for this in this new whitepaper. This isn’t … Read the rest