virtcloud.blogspot.com
Virtual Cloud: Troubleshooting Vsphere Network
http://virtcloud.blogspot.com/2011/08/troubleshooting-vsphere-network.html
Sunday, August 7, 2011. What to look for. Check port utilization of your ESX hosts. If you believe you are starting to experience network performance problems start with examining your host configurations. Are you providing enough network bandwidth to your virtual machines? Consider vShield Zones for added security. If you are an enterprise plus customer, evaluate if vShield zones might help with security risks and network compliance, this is a feature your already paying for. Consider leveraging vDS as ...
virtcloud.blogspot.com
Virtual Cloud: Virtual Distributed Switch and vCenter Server failure
http://virtcloud.blogspot.com/2011/08/virtual-distributed-switch-and-vcenter.html
Tuesday, August 9, 2011. Virtual Distributed Switch and vCenter Server failure. What happens to ESX hosts Network Traffic(Incase of dVswitch Fails / Vcenter is down). Dont miss out the last paragraph of this post. One of the questions that struck me was, what happens if your vCenter server fails? What happens to your networking configuration? Surely your vCenter server couldn’t be a single point of failure for your virtual networking, could it? Mike Laverick over at RTFM. April 8, 2013 at 4:21 AM. Servic...
virtcloud.blogspot.com
Virtual Cloud: Troubleshooting Vsphere CPU
http://virtcloud.blogspot.com/2011/08/troubleshooting-vsphere-cpu.html
Sunday, August 7, 2011. Processors have come a long way in a very short time, and over the past few years we have seen the industry embrace the multi-core x86 architectures (Intel and AMD) which is allowing us to consolidate with even greater efficiencies than previous processor architectures. Ensuring available compute cycles to virtual machine workloads is critical, and should be monitored closely as you scale out your infrastructure. What to look for. Watch for virtual machines that are. At 80-100% ut...
justinlauer.wordpress.com
Justin Lauer | justinlauer.wordpress.com
https://justinlauer.wordpress.com/author/justinlauer
Virtualization, Storage, the Tech Community and other random thoughts on the IT Industry. Author Archives: Justin Lauer. The Evolution to Evangelism: Same great company, exciting new role. I have accepted a new role at Tintri. Since then, I have loved watching customers have that same light bulb moment when we dig into all the Tintri goodness. In my new role, one of my goals will be to evoke as many of these light bulb moments as possible across the entire community. I’ll wrap up this post by saying I’m ...
virtcloud.blogspot.com
Virtual Cloud: January 2010
http://virtcloud.blogspot.com/2010_01_01_archive.html
Saturday, January 30, 2010. What Is the Cloud? The set of disciplines, technologies, and business models used to render IT capabilities as on-demand services.The term cloud has been used historically as a metaphor for the Internet. This usage was originally derived from its common depiction in network diagrams as an outline of a cloud, used to represent the transport of data across carrier backbones (which owned the cloud) to an endpoint location on the other side of the cloud. From a consumer point of v...
virtcloud.blogspot.com
Virtual Cloud: Service Console to VMNIC0 from CLI
http://virtcloud.blogspot.com/2011/08/service-console-to-vmnic0-from-cli.html
Tuesday, August 9, 2011. Service Console to VMNIC0 from CLI. During Installation of ESX did not assign Service Console to Phy NIC. Or Can't Associate Network Card with Service Console. Or Due to some problem (or messed up), Service Console is currently not assigned to Phy NiC. When installing ESX Server 3.x, you are not given the option to select which network card should be associated with the service console. By default, it seems as though vmnic0 is selected. Esxcfg-vswitch -U vmnic0 vSwitch0. Links th...
virtcloud.blogspot.com
Virtual Cloud: August 2011
http://virtcloud.blogspot.com/2011_08_01_archive.html
Monday, August 22, 2011. Thin Clients Vs Zero Clients. At Citrix Synergy in San Francisco last week, Wyse unveiled a new product called Wyse Xenith, which is based on the newly announced Wyse Zero platform. Similar to a thin client, the Wyse Xenith is being marketed as a "zero client." Let's look at what exactly a so-called zero client is, how it works and why you'd choose one over a more traditional thin client. The term thin client. So what's the big deal? Doesn't that mean there's no management? First...
virtcloud.blogspot.com
Virtual Cloud: December 2010
http://virtcloud.blogspot.com/2010_12_01_archive.html
Thursday, December 16, 2010. TCP-IP Command Line Utilities:. Viewing configuration by using ipconfig /all. Viewing configuration by using the Status feature. Refreshing configuration by using ipconfig /renew. Managing DNS and DHCP class IDs by using ipconfig. Testing connections by using ping. Troubleshooting hardware addresses by using arp. Troubleshooting NetBIOS names by using nbstat. Displaying connection statistics by using netstat. Tracing network connections by using tracert. Command with the /all.
virtcloud.blogspot.com
Virtual Cloud: Thin Clients Vs Zero Clients
http://virtcloud.blogspot.com/2011/08/thin-clients-vs-zero-clients.html
Monday, August 22, 2011. Thin Clients Vs Zero Clients. At Citrix Synergy in San Francisco last week, Wyse unveiled a new product called Wyse Xenith, which is based on the newly announced Wyse Zero platform. Similar to a thin client, the Wyse Xenith is being marketed as a "zero client." Let's look at what exactly a so-called zero client is, how it works and why you'd choose one over a more traditional thin client. The term thin client. So what's the big deal? Doesn't that mean there's no management? First...
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