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Monday, March 10, 2014

Difference between ESXi Shell time-outs

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ESXi Advanced Settings have two timeout parameters to manage ESXi Shell timeout: UserVars.ESXiShellTimeOut  UserVars.ESXiShellInteractiv...
Saturday, March 08, 2014

Script to create VMware SRM database

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VMware SRM installer creates tables in database automatically but you must prepare MS-SQL database, DB schema and ODBC data source before S...
Friday, February 28, 2014

VMware Site Recovery Manager network ports

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Here are documented network port numbers and protocols that must be open for Site Recovery Manager, vSphere Replication, and vCenter Serve...
1 comment:

Storage design verification - performance test

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I had a unique chance to work with relatively big customer on VMware vSphere Architecture Design from the scratch. I prepared vSphere Archi...

VMware vSphere 5 Memory Management and Monitoring

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Do you think you fully understand VMware vSphere ESXi memory management? Compare your understanding with memory diagram at   VMware KB 201...
Wednesday, February 26, 2014

DELL Force10 S4810 fans

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The S4810 comes from the factory with one power supply and two fan modules installed in the chassis. Both the fan module and the integrated...
Monday, February 24, 2014

VMware vShiled Manager - VXLAN limit

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We all know that all technologies has some limits. Only important thing is to know about particular limits limiting your solution. Do you...
1 comment:
Sunday, February 16, 2014

Good or Bad Backup Job?

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Veeam is very good backup software specialized on agent-less VM backups. But we all  know that bugs are everywhere and Veeam is not the exc...

Performance Data charts for datastore LUNs report the message: No data available

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Performance Data charts for datastore LUNs are extremely useful to have clue to understand storage performance trend. However sometimes y...
Wednesday, February 12, 2014

Reserved IP addresses

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Very useful Wikipedia page with list of  all "Reserved IP addresses". http://en.wikipedia.org/wiki/Reserved_IP_addresses
Sunday, February 09, 2014

VMware vSphere: Migration of RDM disk to VMDK

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I have received following question from my customer ... "We have business critical application with MS-SQL running in virtual machin...
2 comments:
Wednesday, February 05, 2014

Configure default settings on a VMware virtual distributed switch

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Original blog post and full text is here . All credits go to http://kickingwaterbottles.wordpress.com Here is the PowerCLI script that w...

Network Port list of vSphere 5.5 Components

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Year by year vSphere platform becomes more complex. It is pretty logical as Virtualization is de facto standard on modern datacenters and n...
Monday, February 03, 2014

DELL Storage useful links

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Shared storage is essential  and commo n component in toda y's era of modern virtualized datacenters. Sorry hyper-conve rged evangelist...
Friday, January 31, 2014

Working with VCSA embedded database

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It's not often but sometimes you have to work with vCenter database. Usually it should be done only if you are instructed by VMware Sup...
1 comment:
Saturday, January 18, 2014

DELL NPAR and VMware vSphere

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DELL NPAR is Network Partitioning of single 10Gb NIC or better to say 10Gb CNA (Converged Network Adapter). NPAR technology is implemented ...
Monday, January 13, 2014

Deploying ESXi 5.x using the Scripted Install feature

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Unfortunately I had no chance to design and implement automated vSphere deployment for any customer. I tried several automated deployment p...
Sunday, January 12, 2014

VMware Update Manager DELL depot

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DELL has VMware Update Manager (VUM) Depot at https://vmwaredepot.dell.com/ index.xml You can simply add the depot into VUM  Download Set...
Saturday, January 04, 2014

VMware All Paths Down (aka APD)

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All Paths Down (APD), a feature of the VMware ESXi host used in cases where all paths to the VM go down because of storage failure or admin...

What is SAN Fill Word?

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This is snip from Brocade SAN Admin Best Practicies ... Note: Fill Word (apply for 8 Gbps platform only) Prior to the introduction of 8 ...