Service volume (Query processor option)

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The -service_volume query processor option can take two values, high or low, each of which adjust certain query processing settings from their default values.

The following table lists the default settings and the settings applied in the high and low service volume modes.

Setting Default (no setting) High Low

Number of words permitted in a proximity phrase

7

4

Unlimited

Maximum number of query terms

8

6

Unlimited

Query processing mode

Document at a time

Document at a time

Term at a time

Lowest ranking document which will be available

2,000,000,000

1,000

unlimited

Truncation operator permitted

no

no

yes

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