The reason why the memory usage of OceanStor 9000 DeviceManager is 85% and shows a straight line

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OceanStor 9000 has pre-allocated 85% of the memory as a unified cache to cache data. Regardless of whether a read and write operation is being performed, 85% of the memory has been allocated, so the memory usage shows a straight line all the time.

Other related questions:
Method used to view the memory size and CONFIGUREs for OceanStor 9000 V100R001C01 on DeviceManager
Perform the following operations to view the memory size and CONFIGUREs for OceanStor 9000 V100R001C01 on DeviceManager: - Choose System > . - In the navigation tree, select the node you wish to view. - In the area on the right, click the Basic Information tab. - Click the two-headed arrow to expand and view the information.

Login address of DeviceManager for OceanStor 9000 V100R001C01
Login address of DeviceManager for OceanStor 9000 V100R001C01: https://xx.xx.xx.xx:8088. xx.xx.xx.xx is the WushanFS management IP address recorded in the configuration file.

Memory specifications of OceanStor 9000
Different OceanStor 9000 nodes memory size varies between types. For detailed specifications, see the following documentation: - OceanStor 9000 V100R001C01 Product Documentation - OceanStor 9000 V100R001C10 Product Documentation - OceanStor 9000 V100R001C20 Product Documentation - OceanStor 9000 V100R001C30 Product Documentation

The reason why the size of a chunk for OceanStor 9000 is 4 GB
If the size of a file is larger than 4 GB, the file will be split for the first time. If the size of a file is smaller than 4 GB, the file will not be split at the chunk level. Data slices and storage are achieved based on the strip depth.

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