vFoglight针对RH/Vmware/Hyper-v/Vsphere环境的相关软件包下载链接
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OVF(open virtualization format) or VHD(virtual hard disk);
详细的虚拟机部件组成，诊断影响性能的问题
Vizioncore是Quest的一个部门
vOptimizer可以自动匹配Windows虚拟机磁盘空间的实际需要，而不是按照既定的分配。虚拟机常见的问题就是磁盘过度分配，这是为了让虚拟机业务更为安全。但是，一旦配置几十或几百台虚拟机，那么过度分配将会造成资源的闲置和潜在的浪费;
Foglight for Virtualization=>>Manage performance, capacity and storage
Heterogeneous virtualization management delivers operational efficiency
OPEX(OperatingExpense);
CAPEX(Capital Expenditure);
audit trails审计跟踪;
VKernel vOPS;
novice or IT pro;
