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My favorite VMware fling tools
VMware releases useful tools named flings. Those tools help not only in daily activities but also simplify migration or upgrade vSphere environment. Some tools are included in later version of VMware...
View ArticleFTF 002: vCenter Server Appliance (VCSA) fails - ERROR: duplicate key value...
Today I was informed that there were some logging problems to vCenter Server (VCSA). I did a short investigation via SSH and check if all required services are running and I found out that vpxd is...
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Protection and instant access of Microsoft SQL database - DevOps with Actifio
Recently one of my customer contacted me because they had some issues with their backup environment. They use one of my favorite backup system and backup of logs of really big databases stopped working...
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Mixed version of ESXi hosts in the vSphere cluster?
I had a discussion with my colleague about mixed version of ESXi hosts. Our customer needed to migrate their vSphere environment from version 5.1 (caused of End of Support Life) to the latest version...
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vExpert 2017: NSX and vSAN awarded.
Some days ago VMware announced a list of vExperts 2017 on NSX and vSAN track. I would like to announce that I am honored to be selected this year! Just for a quick reminder on vExpert: The VMware...
View ArticleVeritas NetBackup 8.1 is GA - what's new and my favorite features
Veritas released a new version of their core product - NetBackup 8.1. This version provides some interesting features however not for VMware. There are only few improvements such as possibility to...
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How to configure smart card logon on vSphere 6.5?
Recently I configured a smart card authentication for vCenter Server 6.5. I have to admin that configuration is simple, however there is an important point - using a correct certificate format. When...
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Rubrik - a software-defined platform for modern datacenter?
I look at new data protection companies and one of them is Rubrik. A couple months ago I had a pleasure and honor to attend at the Cloud Field Day 2 when Chris Wahl, Rebecca Fitzugh and Andrew Miller...
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Useful tools on how to troubleshoot Virtual SAN (vSAN)
During VMworld this year, I attended at nice session on vSAN troubleshooting tips. There are some tools that help us to find a root of problem: esxcli RVC Health Check vSAN Observer vRealize Operations...
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FTF 003: VMware NSX - Hosts with Error status
A couple of days ago I had a small problem with NSX and firewall rules that did not work properly. During checking NSX Status via Web Client I found - Error status on Distributed Firewall (DFW) status...
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Deep visibility of cloud by Gigamon
A couple months ago I had a pleasure and honor to attend at the Cloud Field Day 2. One of presenting companies was Gigamon which showed their solutions for public/hybrid cloud. Gigamon was founded in...
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What's new and how to one click upgrade to NSX 6.4.x ?
This month VMware released NSX 6.4.0. This version provides many features, improvements and bug fixes. What's new in NSX 6.4.0? Following Release Notes we can find some interesting features and...
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HPE - InfoSight and Cloud Volumes
Last year I had a pleasure and honor to attend at the Cloud Field Day 2. During this event, HPE presented two solutions: InfoSight and Cloud Volumes. HPE InfoSight InfoSight is a solution taken from...
View ArticleFTF 004: VMware NSX - The Upgrade Version operation failed
Recently during updating one of NSX environment from version 6.3.3 to 6.3.5 I faced the following error: The Upgrade Version operation failed for the entity with the following message....
View ArticleFTF 005: Replacing default vSphere 6.x certificates with CA signed SSL - my tips
Recently I have done some projects where replacing default vSphere certificates with CA signed SSL was required. I think some of you remember how managing certificates was hard in prior vSphere...
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A simplified upgrades - my summary of last VMware's releases
Some weeks ago VMware released NSX version 6.4 which introduced an Upgrade Coordinator - a single portal to simplify the planning and execution of an NSX upgrade. We should expect further steps to make...
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FTF 006: VMware NSX and not prepared or not licensed clusters
Today my customer contacted me that they had problems with connectivity between two VMs connected to the same port group based on VXLAN. Quick tests done during call confirmed that there was a problem...
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FTF 007: How to change ESXi hostname when NSX is configured on a cluster?
Some weeks ago my customer wanted to change ESXi hostnames. This is not difficult and can be done without VM downtime using the below steps: Place ESXi host into maintenance mode Remove the host from...
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FTF 008: How to enumerate change NSX Logical Switch VNI?
Recently I needed to prepare a procedure to reconfigure NSX environments and one of the tasks was changing NSX Logical Switch VNI (VXLAN Network Identifier). When you create a new Logical Switch, NSX...
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FTF 009: Cross-vCenter NSX - reorganizing
Recently I have had a task to reorganize NSX Cross vCenter domains - Primary and Secondary environments. My customer had eight vCenter with NSX - four pairs of Primary and Secondary. As you probably...
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