HP XP P9500 Hitachi Dynamic Link Manager Software User Guide for VMWare (HIT52 - Page 117
When connecting to Universal Storage Platform V/VM, Virtual Storage Platform, Hitachi AMS2000 series
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Displayed Item No summary displayed Summary displayed IO-Count# - IO-Errors# - DNum# - HDevName# - IEP# - HBAPortWWN - # Description When connecting to Universal Storage Platform V/VM, Virtual Storage Platform, Hitachi AMS2000 series, or Hitachi SMS, all paths are owner paths. Total I/O count for the path, indicated by a decimal number. The maximum value that can be displayed is 232 1 (4294967295). If the total I/O count reaches the maximum value, it will re-start from 0. To reset the IO-Count value to 0, execute the dlnkmgr command's clear operation. Executing the clear operation also resets the number of I/O errors (IO-Errors) to 0. For details about the clear operation, see clear (Returns the Path Statistics to the Initial Value) on page 6-3. Total I/O error count for the path, indicated by a decimal number. The maximum value that can be displayed is 232 1 (4294967295). If the total I/O error count reaches the maximum value, it will re-start from 0. To reset the IO-Errors value to 0, execute the dlnkmgr command's clear operation. Executing the clear operation also clears the number of I/O operations (IO-Count) to 0. For details about the clear operation, see clear (Returns the Path Statistics to the Initial Value) on page 6-3. When Dev indicates an entire LU, 0 is displayed. Host device name. Information about the intermittent error. This item is displayed only when you specify the -iem parameter or when you specify iep for the -item parameter. One of the following values is displayed for each path: •- Indicates that intermittent error monitoring is disabled or the path status is Offline(C). • A value of at least 0 Indicates the number of errors that occurred during intermittent error monitoring (the path status is Offline(E) or Online). •* Indicates that an intermittent error occurred (automatic failbacks do not check the path) (the path status is Offline(E)). A 16-digit hexadecimal number indicating the WWN information for an HBA connected to the storage system. This item is displayed only when you specify the - Command Reference Hitachi Dynamic Link Manager User Guide (for VMware(R)) 6-37