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Snapshot Level Application |
Logical Data Grouping subsection |
Monitor Switch Statement |
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Resettable |
No |
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Event Type Statement |
Logical Data Grouping subsection_event |
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Element Name Element Type |
tq_rows_read counter |
Description: Total number of rows read from tablequeues.
Usage: If monitoring does not indicate that this number is increasing, then processing progress is not taking place.
If there is significant differences in this number between nodes, then some nodes may be over utilized while others are being under utilized.
If this number is large, then there is a lot of data being shipped between nodes, suggest that optimization might improve the access plan.