Long Distance vMotion in vSphere 6

With the help of dynamically resized network socket buffer, vSphere 6 is capable to support vMotion of a VM across vCenter servers located far apart. Network round trip latency >100 ms (upto 150 ms) is tolerated/supported. basic requirements to achieve long distance vMotion are as bellow 1) L2 Streched VM Network 2) Multi-site gateway support… Continue reading Long Distance vMotion in vSphere 6

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Categorized as vSphere 6

vSphere 6, Clear state

Memory management in vSphere 5 happens with following 4 states. High State: 100% of┬áminFree available (<100% and >=64%, TPS is in action) Soft State: 64% of minFree is available (<64% and >=32%, Ballooning is in action) Hard State: 32% of minFree is available (<32% and >= 16%, Compression, Page Swapping) Low State: 16% of minFree… Continue reading vSphere 6, Clear state

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Categorized as vSphere 6

ESXi 6 – minFree value

minFree is associated with High Memory state of ESXi 6 or prior to it. If you are wondering how ESXi is calculating minFree value, here is the math behind it. Value of minFree is 899 MB for the ESXi host with upto 28 GB RAM. host with more than 28 GB RAM, minFree is calculated… Continue reading ESXi 6 – minFree value

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Categorized as vSphere 6

VMware vCenter 6.0 – deployment

Most I liked about it is same set of features in windows based vCenter server and Linux based appliance. And the way services are arranged in two parts, Platform Services Controller (PSC) and vCenter Server (Management Node). Supports embedded PSC based deployment mode which is just one VM/Physical host with PSC and vCenter server both… Continue reading VMware vCenter 6.0 – deployment

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Categorized as vSphere 6

vCenter Site Recovery Manager 5.8 – What’s new

Now available to manage from vSphere Web Client Now supports up to 5,000 protected VMs (1,500 is the limit in SRM 5.5) Now supports up to 2,000 simultaneously recoverable VMs (1,500 is the limit in SRM 5.5) Subnet level IP customisation rules An optional embedded database vPostgreSQL to use with minimal configuration Improved support for… Continue reading vCenter Site Recovery Manager 5.8 – What’s new

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Categorized as DR

vCenter Configuration Manager

A nice 50 minutes presentation by VMware posted on you tube. Topic Covered: vCenter Configuration Manager https://www.youtube.com/watch?v=yUftSnx39N0&feature=plcp