Integrating FlexShare buffer cache policies with FlexScale cache options

For additional cache control, you can integrate FlexShare buffer cache policies with the FlexScale cache options (flexscale.normal_data_blocks and flexscale.lopri_data_blocks). You can choose to enable only the FlexShare buffer cache policies without enabling all other FlexShare options.

Steps

If you have not already done so, ensure that FlexShare is enabled for your storage system by entering the following command: priority on
To enable only the FlexShare buffer cache policies, enter the following command: priority set enabled_components=cache

Examples integrating FlexShare policies with the FlexScale options

After the FlexShare buffer cache policies are enabled, the following commands enable you to cache normal user data for the system as a whole and also cache a volume (myvol) as low-priority data: options flexscale.normal_data_blocks onoptions flexscale.lopri_data_blocks offpriority set volume myvol cache=keep

The following commands enable you to cache normal user data for the system as a whole but cache only metadata for the myvol volume: options flexscale.normal_data_blocks onoptions flexscale.lopri_data_blocks offpriority set volume myvol cache=reuse

Parent topic: How to increase WAFL cache memory by using FlexScale