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Tag: esxi

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Askar Kopbayev
  • Askar Kopbayev
  • July 27, 2016

vSphere Replication traffic isolation

vSphere Replication has proved to be a great bonus to any paid vSphere license. It is an amazing and simple tool that provides cheap and semi-automated Disaster Recovery solution. Another great use case for vSphere Replication is migration of virtual machines.
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Askar Kopbayev
  • Askar Kopbayev
  • July 7, 2016

Comparing vSphere Distributed Switch and Cisco Nexus 1000v switch

When time comes to deciding whether to go with vSphere Distributed Switch or Cisco Nexus 1000v it is hard to tell which product is superior and you find many different and quite contradictory opinions. While quite often it is the political decision based on the answer to the question “Who is going to manage the virtual networking?” there are many other aspects you, as an infrastructure designer, should be aware of.
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Alex Samoylenko
  • Alex Samoylenko
  • May 30, 2016

How Transparent Page Sharing memory deduplication technology works in VMware vSphere 6.0

You may know that memory page deduplication technology Transparent Page Sharing (TPS) becomes useless with large memory pages (it’s even disabled in the latest versions of VMware vSphere). However, this doesn’t mean that TPS goes into the trash bin, because when lacking resources on the host-server, ESXi may break large pages into small ones and deduplicate them afterwards. In the process, the large pages are prepared for deduplication beforehand: in case the memory workload grows up to a certain limit the large pages a broken into small ones and then, when the workload peaks, forced deduplication cycle is activated.
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Askar Kopbayev
  • Askar Kopbayev
  • May 27, 2016

NUMA and Cluster-on-die

NUMA stands for Non Unified Memory Access and Nehalem was the first generation of Intel CPUs where NUMA was presented. However, the first commercial implementation of NUMA goes back to 1985, developed in Honeywell Information Systems Italy XPS-100 by Dan Gielan.
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Vladan Seget
  • Vladan Seget
  • May 10, 2016

Windows Server 2016 – Three Built-in Tools To Protect Your Data From Ransomware

While the Windows Server 2016 “Technical Preview (TP) 5 has had the option for restoring data via System Restore protection, Microsoft did not keep this option in the final release. As such, we have only two built-in options. After spyware and malware IT administrators do have to face another threat – A Ransomware. You have to pay to recover your data that has been encrypted by malware. Clever move from the Pirate’s perspective. Indeed. Pirates are hoping that they can make some dirty money out of it. And sometimes they’re successful. You might be asking what can you do, as a system administrator, to protect yourself against ransomware?
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Alex Samoylenko
  • Alex Samoylenko
  • February 9, 2016

Top 5 Best Utilities for your vSphere infrastructure presented on VMware Labs in 2015

On VMware Labs site you can read about new utilities which can simplify the management of VMware vSphere virtualization infrastructure. They help administrators to solve their everyday problems. The following list includes the tools with functions description.
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