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1. Stop the server (see Starting and stopping the Axxon One Server in Linux OS).
   

   Note
   title Attention!
   If the system has the software running on GPU, it is necessary to stop its operation.

2. Login as ngp superuser:

   1. In the command prompt, run the command:

      Code Block
      language bash
      sudo su ngp

   2. Enter the password for the root superuser.

3. Create a folder with a custom name to store the cache. For example:

   Code Block
   language bash
   mkdir /opt/AxxonSoft/AxxonOne/gpucache

4. Change folder permissions:

   Code Block
   language bash
   chmod -R 777 /opt/AxxonSoft/AxxonOne/gpucache

5. Go to the /opt/AxxonSoft/AxxonOne/ folder:

   Code Block
   language bash
   cd /opt/AxxonSoft/AxxonOne/

6. Open the server configuration file for editing:
   

   Code Block
   language bash
   sudo nano instance.conf

   Note
   title Attention!
   When using the server in failover mode, you should: Open the

the server configuration file and create the 

7. /etc/AxxonSoft/ folder: Code Block language bash cd /etc/AxxonSoft/ Open the server configuration file for editing: Code Block language bash sudo nano axxon-one.conf Before making changes to the axxon-one.conf file, it is recommended to read the instructions on the page Creating system variables for the Axxon One server in the failover mode in Linux OS.

8. Add the GPU_CACHE_DIR system variable,wherethevaluewillspecify the pathto the cachelocationfolder

 (see Creating system variables for the Axxon One server in Linux OS, Creating system variables for the Axxon One server in the failover mode in Linux OS)

9. . For example:

   Code Block
   language bash
   export GPU_CACHE_DIR="/opt/AxxonSoft/AxxonOne/gpucache"

After saving the changes in

10. Save the server configuration file using the Ctrl+O keyboard shortcut.

11. Exit file editing mode using the Ctrl+X keyboard shortcut.

12. Open the command prompt andrun the commandthat was usedtoadd the systemvariablewiththepathto the cache location folder. For example, run the command in the command prompt:
    

    Code Block
    language bash
    export GPU_CACHE_DIR="/opt/AxxonSoft/AxxonOne/gpucache"

13. Go to the /opt/AxxonSoft/DetectorPack/ folder:

    Code Block
    language bash
    cd /opt/AxxonSoft/DetectorPack

14. Run the following command:

    Code Block
    language bash
    ./NeuroPackGpuCacheGenerator

    Note
    title Attention!
    If more than one Nvidia GPU is available, you will be able to select one. To do this, specify a number from 0 to 3 which corresponds to the required device in the list.

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