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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.

什么是 NFSv3 挂载 "noac" 选项?

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Category:
ontap-9
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nfs
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适用于

ONTAP 9

解答

noac 选项是一个客户端选项,可用于禁用属性缓存。  默认情况下禁用此选项。  除非启用 NoAC 选项有非常具体的原因、否则 NetApp 技术支持不建议启用此选项。  NFS 属性缓存是文件和目录权限的本地缓存。  通过禁用此缓存、每次都必须进行新的查找以验证文件和目录权限。  如果启用此选项,则预期 IO 操作会增加、性能会降低。

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