Huawei HCNP-SSAM(SAN Storage Advanced Management)-ENU HC-621 Exam Questions

SAN storage array is powered on, the next MML mode sys status check system status, System Running Status. (normal mode) normal mode indicates that the system power is successful, if not normal mode, the system can be judged more power failures of the system. start abnormality judgment method is right

Copy storage array LUN does not support the same time a copy of the source LUN to two target LUN.

SAS protocol mainstream version currently used are:

Under Windows to view the current network connection has been established command is.

Write-through strategy S5000T system is first written to each write IO request cache, and then written to the disk, said after writing success; write-back strategy is to write each write IO Cache writes on behalf of success, so the write-back strategy than write-through strategy better performance, but the write-back policy, the risk of loss of cache data anomalies exist in the system power-down situation.

Snapshot of the storage array, LUN copy and remote replication, the following statement is correct. (Choose two)

S5000 incremental LUN copy must interrupt the host for the S5000 source LUN data read and write operations.