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Top25 Virtualization Blogs

RVTools version 4.0

Reading Time: 2 minutes

RVTools is a Windows .NET 4.6.1 application, easy to be install and useful to display informations about your vSphere virtual environments. Probably it’s one of the most used application to collect information from a vSphere environment with more than 1,2 million copies downloaded!

RVTools supports all version of vSphere starting from version 3.5 (when still was called Virtual Infrastructure) through the latest vSphere 7.0… with or without vCenter Server!

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vProducts none

KubeCon + CloudNativeCon Europe 2020

30 April 2020
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KubeCon + CloudNativeCon Europe 2020 was one of the first European conference affected by the COVID-19 pandemia.

Initially planned between March 30 and 2 April 2020 in Amsterdam was been postponed to August 13 – 16 2020.

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Events none

RedHat (virtual) Summit 2020

28 April 2020
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The Red Hat Summit 2020 was planned in San Francisco at the Moscone Center, April 27-29, 2020. But of course it was re-thinked in the time of COVID-19 pandemia.

Now it’s a Red Hat Summit 2020 Virtual Experience delivered as a free on-line event during April 28-29 2020.

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Events none

Conferences in the time of COVID-19

24 April 2020
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Reading Time: 4 minutes

Eith the COVID-19 pandemia, the 2020 is the year of conferences cancellation of a new brand of conferences 2.0.

All the big conferences have been cancelled, postponed or transformed in virtual events, starting from mid February.

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Events none

VMware vCenter vulnerability VMSA#202006

17 April 2020
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Reading Time: 2 minutes

There is a big issue in vCenter Server, with sensitive information disclosure vulnerability in the VMware Directory Service (vmdir).

Under certain conditions vmdir that ships with VMware vCenter Server, as part of an embedded or external Platform Services Controller (PSC), does not correctly implement access controls.

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VMware, vSphere

Installing ESXi 7.0 on VMware Workstation

16 April 2020
9 comments
Reading Time: 3 minutes

If you try to install VMware ESXi 7.0 in a nested VM inside VMware Workstation (but same apply also for Fusion and Player) you are not able to start the installer phase.

The ESXi 7.0 installer start correctly but then will hang on this error message:

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VMware

VMware ESXi 7.0 partitions layout

13 April 2020
8 comments
Reading Time: 5 minutes

The VMware ESXi partitions layout on the system disk has remained almost the same for several years.

VMware ESXi 6.x partitions layout was the same from previous 5.x versions and there ware only some exceptions with bigger disks (with two different diagnostic partitions.

Starting with ESXi 7.0 the partions layout is now totally changed.

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vSphere

QNAP Hyper Data Protector

10 April 2020
5 comments
Reading Time: 7 minutes

QNAP is one of the leaders in the Home/SMB NAS area, with a lot of products including also some Enteprise solutions.

But the big advantage of this product is the flexibility to add “apps” and extend the functions of the NAS itself to not only store data, but also use them or provide vertical solutions (like for example video-surveillance).

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vBackup none

NAKIVO Backup & Replication v9.3

8 April 2020
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This year is very active for NAKIVO: on January they announced the version of NAKIVO Backup & Replication v9.1, on February the NAKIVO Backup & Replication v9.2 and now it’s the turn of NAKIVO Backup & Replication v9.3.

The newest version offers native protection of Oracle databases via RMAN.

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vBackup none

Free Runecast Analyzer for VMware Horizon users

20 March 2020
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Reading Time: 2 minutes

Runecast Analyzer is a proactive issue detection software for VMware vSphere environments, powered by the largest database of automated VMware KB articles which feed its internal archive of known issues.

It’s based on a virtual appliance (VA) that you can deploy in your environment (or also on a different environment) to check your vSphere (and also vSAN and NSX) environments.

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vProducts none

NVIDIA is acquiring Mellanox

11 March 2020
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NVIDIA and Mellanox today announced that the companies have reached a definitive agreement under which NVIDIA will acquire Mellanox. Pursuant to the agreement, NVIDIA will acquire all of the issued and outstanding common shares of Mellanox for $125 per share in cash, representing a total enterprise value of approximately $6.9 billion.

Once complete, the combination is expected to be immediately accretive to NVIDIA’s non-GAAP gross margin, non-GAAP earnings per share and free cash flow.

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Uncategorized none

Issue during Linux VM power-off

3 March 2020
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Reading Time: 2 minutes

Using VMware virtualization products (and not only vSphere, but also Workstation and Fusion) on recent Linux CentOS (or RedHat) VM you may found an annoying issue during VM power-off procedure.

The Linux kernel will initiate the halting phase, but the VM may remain powered-on with this message in the console:

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vProducts none

Testing vmxnet3 speed

2 March 2020
1 comment
Reading Time: 4 minutes

One important concept of virtual networking is that the virtual network adapter (vNIC) speed it’s just a “soft” limit used to provide a common model comparable with the physical world.

For this reason, the Intel e1000 and e1000e vNIC can reach a real bandwidthbigger than the canonical1 Gpbs link speed.

But what about the vmxnet3 vNIC that can advertise also the 10 Gpbs link speed. What is the real bandwidth of this adapter?

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Uncategorized none
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