Huawei Related Exams
H13-629 Exam
When configuring the protection level of Huawei OceanStor 9000 directory, if the data protection level is set to 4 + 2, the corresponding metadata will generate 3 copies of the same mirror.
Info Replication supports copying the data at the same time using the home directory, extended attributes, ACL (access control list), WORM, and CIFS. NFS configuration information is also copied to the slave. When a disaster occurs, the master and slave stations can quickly take over after the switchover.
Erasure code redundancy technology is a data file is divided into ODC (M logo) equal length data blocks, generated by encoding RDC. Any ofthe RDC fragments can be restored out of the original file, which can tolerate up to ODC node failure, to achieve the purpose of data protection.