Proware DP-503-F4A3, Installation And User Manual

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DP-503-F4A3 RAID SUBSYSTEM
54 Installation and User Manual
3.7.5 Check Volume Set
Use this function to perform Volume Set consistency check, which verifies the correctness of
redundant data (data blocks and parity blocks) in a Volume Set. This basically means computing the
parity from the data blocks and comparing the results to the contents of the parity blocks, or
computing the data from the parity blocks and comparing the results to the contents of the data
blocks.
NOTE: The Volume Set state must be Normal in order to perform Check
Volume Set. Only RAID levels 3, 5, and 6 supports this function.
To perform Check Volume Set function:
1. Click on the Check Volume Set link.
2. Tick from the list the Volume Set you want to check. Select the Check Volume Set options.
Check Volume Set Options:
š Scrub Bad Block If Bad Block Found, Assume Parity Data is Good
š Re-compute Parity if Parity Error, Assume Data is Good