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NetApp Response to Russia-Ukraine Cyber Threat
In response to the recent rise in cyber threat due to the Russian-Ukraine crisis, NetApp is actively monitoring the global security intelligence and updating our cybersecurity measures. We follow U.S. Federal Government guidance and remain on high alert. Customers are encouraged to monitor the Cybersecurity and Infrastructure Security (CISA) website for new information as it develops and remain on high alert.

为什么FabricPool 在ONTAP 重新启动时会生成更多的云存储负载?

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Category:
ontap-9
Specialty:
perf
Last Updated:

适用场景

ONTAP 9.4或更高版本

问题解答

当ONTAP 节点重新启动或卷联机时、可能会注意到云的I/O比正常情况下要多。这可以是在正常接管/交还、聚合重新定位甚至创建新卷之后执行的。这是为什么?
  • ONTAP 在FabricPool 中提供了一项名为"分层扫描"的功能、用于检查是否需要将块移至云或应保留在本地层上。重新启动ONTAP 或卷联机后、ONTAP 可能会产生额外的I/O、这在集群中尤其如此、因为在集群中、多个节点都分层到云中。
  • 此行为是正常的、在ONTAP 9.4及更高版本中是正常的。

 

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