Use this dialog box to configure a schedule for merge operations.
Merge operations are used to combine temporary indexes into a permanent master index that is used for search queries. You can schedule the merging process to start at a predetermined interval. The schedule is configured based on the merge interval. The merge interval determines how often, in minutes, Search Server combines temporary indexes into a permanent master index, or in other words, updates the master index with new data during an indexing operation. By default, the merge is performed every 10 minutes. The range of values that you can specify is 1 to 1,000,000.
When specifying the merge interval, consider the following:
In the Merge Interval box, type or select the number of minutes for the merge interval.