55 TB cache pool of OceanStor 9000

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A 55 TB cache pool provides a maximum capacity of 55 TB through theoretical calculations using the following formula: Maximum number of nodes supported (288) x Number of DIMM slots in each node (12) x Capacity of each slot (16 GB) = 55 TB.

Other related questions:
Global cache of OceanStor 9000
The global cache of OceanStor 9000 means that contents of all nodes are streamlined to be a cache resource pool for hot data and hot data slices stored on each node are prefetched to the memory. Accordingly, when you access hot data, you can obtain them from the memory instead of disks, significantly accelerating the access.

Deleting a node pool of OceanStor 9000
Prerequisites: The node pool you want to delete does not contain any nodes.Procedure for deleting a node pool of OceanStor 9000: 1. Log in to DeviceManager. 2. Choose Provisioning > InfoTier > Tier Management. 3. Select the owning storage tier of the node pool you want to delete in the upper part of the page. 4. Select the node pool you want to delete in the lower part of the page, and click Delete.

Introduction to a node pool of OceanStor 9000
A node pool is the basic unit of a storage tier. A node pool consists of multiple nodes.

Modifying a file pool policy of OceanStor 9000
Procedure for modifying a file pool policy of OceanStor 9000: 1. Log in to DeviceManager. 2. Choose Provisioning > InfoTier > File Pool Policy. 3. Select a file pool policy you want to modify, and click Properties. 4. In the File Pool Policy Properties window that is displayed, click the Basic Information, File Policy, Time Policy, or Performance Policy tab page, and modify parameters as required. 5. Click OK.

Modifying node pool properties of OceanStor 9000
Procedure for modifying node pool properties of OceanStor 9000: 1. Log in to DeviceManager. 2. Choose Provisioning > InfoTier > Tier Management. 3. Select the owning storage tier of the node pool whose properties you want to modify in the upper part of the page. 4. Select the node pool whose properties you want to modify in the lower part of the page, and click Properties. 4. In the Node Pool Properties window that is displayed, modify node pool properties as required. 5. Click OK.

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