Error Log - Western Digital Ultrastar DC HC310 Specifications

9.5.7

Error Log

Logging of reported errors is supported. The device provides information on the last five errors that the device
reported as described in SMART error log sector. The device may also provide additional vendor specific information
on these reported errors. The error log is not disabled when SMART is disabled. Disabling SMART shall disable the
delivering of error log information via the SMART READ LOG SECTOR command.
If a device receives a firmware modification, all error log data is discarded and the device error count for the life of
the device is reset to zero.
9.5.8 Self-Test
The device provides the self-test features which are initiated by SMART Execute Off-line Immediate command. The
self-test checks the fault of the device, reports the test status in Device Attributes Data and stores the test result in
the SMART self-test log sector as described in SMART self-test log data structure. All SMART attributes are updated
accordingly during the execution of self-test.
If interrupted by the host during the self-tests, the device services the host command.
If the device receives a firmware modification, all self-test log data is discarded.
Western Digital Hard Disk Drive OEM Specification
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