Knowledge Base

Articles tagged as page-cache

How to estimate initial memory configuration

The initial and eventual memory configuration parameters can be a moving target, based on how your store changes in size and how your workload increases or changes over time. This…

Read more

How to fix "Cannot close the PageCache while files are still mapped"

Incorrect file permissions on store files It is common to start the database as different users, this can leave store files owned by other user ids. ( e.g. root )…

Read more

Preserving the Neo4j pagecache across database restarts

Commencing with Neo4j 3.4 and as a result of PR 10957, and when using Neo4j Enterprise the Neo4j pagecache will be preserved across database restarts and as such a need…

Read more