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ESXi 6.5 unmap的bug和workaround-麻婆豆腐
source link: http://blog.51cto.com/beanxyz/2107061
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豆子最近升级了一下Nimble的存储系统，创建了一个新的LUN，通过ISCSI添加新的datastore，然后在ESXi6.5上面执行了一个StorageVmotion的操作。整个过程都很顺畅，大概迁徙了10T的数据到这个新的LUN上。然后问题出现了。VSphereVCenter上显示原先的Datastore已经清空了，但是在我的LUN上，仍然显示占据了6.6T的存储空间！在ESXI6里面，这个问
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