There is not a kernel buffer, but own own page cache that you have to configure 

call apoc.warmup.run()

Which warms up node and rel blocks

Other speedup comes from jvm JIT warmup


Von meinem iPhone gesendet

> Am 11.03.2017 um 08:28 schrieb unrealadmin23 via Neo4j 
> <neo4j@googlegroups.com>:
> 
> Hi,
> 
> Assuming that I have enough memory to loaded the entire DB into it,  are 
> there any options (optimisations) to allow for this or is it just a case of 
> the disk blocks being able to reside in the kernels buffer cache ?
> 
> Currently, the same query gets faster the more it is run - to  a point.  I 
> can live with an elongated startup time.
> 
> Thanks, Wayne
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