Browsing Posts published in August, 2018

Reading Time: 7 minutes The L1 Terminal Fault (aka Foreshadow) bug is another speculative execution side channel attack that affects Intel Core processors and Intel Xeon processors only. For VMware vSphere, there are some patches available as described in this document: VMSA-2018-0020. All patches have been released on August, 14th 2018.

Reading Time: 4 minutes Two years ago, VMware has started new vExpert (sub)programs on different technologies. One of those sub-programs was the vExpert NSX and I was honored to part of the first list. After the renewal of last year (VMware vExpert NSX 2017), I found that I’ve been renewed also for this year! VMware has just announced the list of vExperts NSX 2018.

Reading Time: 3 minutes Dell EMC OpenManage Server Administrator (OMSA) is a complementary tool that provides a comprehensive, one-to-one systems management solution in two ways: from an integrated, web browser-based graphical user interface (GUI) and from a command line interface (CLI) through the operating system. Usually, you should add it to each bare metal system, unless you are using other management tools. But also if you are using Open Manage Essential (OME) or similar, OMSA provide some unique and powerful features, like the access to the BIOS settings.

Reading Time: 4 minutes This is the year of the security threats originated by hardware level bugs. The year has begun with the Spectre and Metldown bug with several months of possible solutions, new BIOS, new patches… and new variants of those bugs (like Spectre V4 and V5). But we are far from the solution because other bugs came out. And more will come out… All the software used at the microprocessor level and all the optimizations will probably be a good vector for new attack patterns. As already written, we are still far from the solution.

Reading Time: 3 minutes In the last Veeam Community Forums Digest newsletter there is an interesting note about possible performance issues in VMware vSphere backup based on hot-add transport mode. VMware has confirmed that the increased Hot Add times experienced by some Veeam customers who have installed Veeam Backup & Replication Update 3a and the reason is the latest Virtual Disk Development Kit (VDDK) 6.5 version used in U3a to support also vSphere 6.5 Update 2.

Reading Time: 3 minutes Finally, the v2.2 of Veeam Agent for Microsoft Windows is available also from the client update. Release on July 3, 2018 (see the release notes), the new agent versions (not only the v2.2 for Windows, but also the 2.0.1 for Linux) have been available from the Veeam Backup or other limited sources, but now are available to all. Not much news or improvements, mainly the official support for Windows 10 v1803 and some minor bug fixes.

Reading Time: 3 minutes One common way to backup the VMware vCenter Server Appliance (VCSA) is to manage as a common VM and use a backup solution to backup (and restore) the entire VM. But it’s approach does not always work, for example in the case of a database corruption the VM restore could be not working. Starting with vSphere 6.5 and the new VCSA 6.5 was possible to use also a native backup solution integrated with the vCenter Server Appliance Management Interface (VAMI). But it was a manual operation (some scripts are available to automate and schedule it).

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