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为什么在使用 OpenStack Cinder 时,某些 NetApp ONTAP 卷/LUN 是厚置备的,而其他的是精简置备的?

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适用于

  • NetApp ONTAP 9.x(包括 9.14.1P6)
  • NetApp 全 SAN 阵列(ASA-C800)
  • OpenStack Cinder(任何分布,例如 Red Hat OpenStack)
  • NetApp Cinder 驱动程序(NFS/iSCSI/光纤通道)

问题

客户观察到,在他们将 OpenStack Cinder 与 NetApp ONTAP 作为后端的环境中,一些 LUN/卷是厚配置的,而另一些则是精简配置的。这种行为不一致,存储或 OpenStack 团队无法清楚地理解。

示例日志输出:

cluster1::> lun show -vserver vs-openstack -lun * -fields space-reserve ... vs-openstack /vol/overcloud18/volume-ae3bc8e1-2aa4-4a17-81ec-0ab6f4adeb19 space-reserve enabled vs-openstack /vol/overcloud18/volume-b6c6bd78-9f51-418d-818a-43b24afa7d6c space-reserve disabled ...

 

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