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@ -50,10 +50,10 @@ pg_prewarm(regclass, mode text default 'buffer', fork text default 'main',
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using <literal>buffer</literal> — will likely result in lower-numbered
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blocks being evicted as higher numbered blocks are read in. Prewarmed data
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also enjoys no special protection from cache evictions, so it is possible
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for other system activity may evict the newly prewarmed blocks shortly after
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they are read; conversely, prewarming may also evict other data from cache.
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For these reasons, prewarming is typically most useful at startup, when
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caches are largely empty.
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that other system activity may evict the newly prewarmed blocks shortly
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after they are read; conversely, prewarming may also evict other data from
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cache. For these reasons, prewarming is typically most useful at startup,
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when caches are largely empty.
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</para>
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</sect2>
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