Diagnose storage performance issues

Slow storage can affect Neo4j performance, therefore we recommend using Solid State Drives in the product documentation. Benchmark your underlying system On Ubuntu or RedHat, you can use fio tool to benchmark your underlying storage. The command below will create… Read more →

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How deletes work in Neo4j

Neo4j uses logical deletes to delete from the database to achieve maximum performance and scalability. To understand how this might appear to an operator of the database, lets take a simple case of loading data into Neo4j. When you start… Read more →

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Capacity Planning Example

Here is a back of the napkin example of capacity planning for a Neo4j workload for the following list of requirements: Requirements Requirement Value Number of total users 100-200 (end users, most likely accessing via front end applications) Number of… Read more →

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Can I use NFS as my filesystem or datastore storage?

The short answer is no. Although this may seem harmless, the reason for this is not performance related, but rather for control over locking files. NFS and other filesystems that don’t offer locking should not be used to install Neo4j… Read more →

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