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By default Neo4j is set to use 3GB use the following RAM:
| CAST Imaging ≥ 2.5.0 | 8GB of RAM memory (initial and maximum) |
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| CAST Imaging ≤ 2.4.x | 3GB of RAM memory (initial and maximum) |
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If you are facing performance issues, it is possible to modify the allocated memory. See also https://neo4j.com/docs/operations-manual/current/performance/memory-configuration/#_considerations for more information.
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| Info |
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Microsoft Windows via traditional installer This file is located in the protected %APPDATA% location, therefore you must open the file with elevated permission (this is usually achieved by right clicking your text editor in the Windows start menu and selecting Run as administrator):
Linux You may need to use elevated permissions to edit this file (for example use sudo). |
Alter the following line lines and increase the RAM allocation as necessary:
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dbms.memory.heap.initial_size=3G8G dbms.memory.heap.max_size=3G8G |
Restart the Neo4j Windows service / Docker container to ensure the changes are taken into account.
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