7.3. Enabling Kernel Modules

Execute the following commands to enable kernel modules:

You must ensure that the dm_thin_pool and target_core_user modules are loaded in the Red Hat Gluster Storage nodes.
```
modprobe target_core_user
```
```
# modprobe target_core_user
```
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```
modprobe dm_thin_pool
```
```
# modprobe dm_thin_pool
```
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Execute the following command to verify if the modules are loaded:
```
lsmod | grep dm_thin_pool
```
```
# lsmod | grep dm_thin_pool
```
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```
lsmod | grep target_core_user
```
```
# lsmod | grep target_core_user
```
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Note
To ensure these operations are persisted across reboots, create the following files and update each file with the content as mentioned:
# cat /etc/modules-load.d/dm_thin_pool.conf dm_thin_pool
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# cat /etc/modules-load.d/target_core_user.conf target_core_user
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You must ensure that the dm_multipath module is loaded on all OpenShift Container Platform nodes.
```
modprobe dm_multipath
```
```
# modprobe dm_multipath
```
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Execute the following command to verify if the modules are loaded:
```
lsmod | grep dm_multipath
```
```
# lsmod | grep dm_multipath
```
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Note
To ensure these operations are persisted across reboots, create the following file and update it with the content as mentioned:
# cat /etc/modules-load.d/dm_multipath.conf dm_multipath
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7.3. Enabling Kernel Modules

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