Server RAID array adjustment policies

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The RAID array adjustment policies are as follows:
? For 2208 RIAD card, RAID level can be changed, and the available VD space can be expanded.
? For 3108 RAID card, only the available VD space can be expanded. The RAID level cannot be changed.
? For 2308 and 3008 RAID cards, RAID level and available VD space cannot be changed.
For details, see http://support.huawei.com/enterprise/en/doc/DOC1000004186?idPath=7919749|9856522|21782478|19955021|21746286.

Other related questions:
Configuring multiple RAID arrays for a server
If a server needs to be configured with multiple RAID arrays, the configuration method is the same for all the RAID arrays. During the configuration, the CU interface will display the hard disk available.
After configuring RAID arrays, you must also set the RAID array from which the server boot.

Configuring RAID card
Manuals: For details about how to configure the RAID card and precautions, see http://support.huawei.com/enterprise/en/doc/DOC1000004186?idPath=7919749|9856522|21782478|19955021|19961397. Videos: LSI SAS2208 RAID Controller Card Configuration http://support.huawei.com/huaweiconnect/enterprise/thread-243427.html LSI SAS2308 RAID Controller Card Configuration http://support.huawei.com/huaweiconnect/enterprise/thread-243441.html LSI SAS3008 RAID Controller Card Configuration http://support.huawei.com/huaweiconnect/enterprise/thread-281743.html LSI SAS3108 RAID Controller Card Configuration http://support.huawei.com/huaweiconnect/enterprise/thread-281765.html

Deleting RAID from a server
For details, see "Deleting a RAID Array" in http://support.huawei.com/enterprise/en/doc/DOC1000004186?idPath=7919749|9856522|21782478|19955021|19961397.

Adding a disk to a RAID array
You can add a disk to a RAID array as follows: 1. If the LSISAS2208 or LSISAS3108 RAID controller card is used, you can add a new disk to a RAID array online. For details about how to expand the virtual disk (VD) capacity online, see HUAWEI Server RAID Controller Card User Guide 09. 2. If the LSISAS2308 or LSISAS3008 RAID controller card is used, you cannot add a disk to a RAID array through online capacity expansion and cannot expand the VD capacity online. 3. If softRAID is used, you cannot add a disk to a RAID array online or expand the VD capacity online.

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