Edit file File name : metadata_profile_template.profile Content :# This is a metadata profile template for the LVM2 system. # # It contains all configuration settings that are customizable by metadata # profiles. To create a new metadata profile, select the settings you want # to customize and add them in a new file named <profile_name>.profile. # Then install the new profile in a directory as defined by config/profile_dir # setting found in /etc/lvm/lvm.conf file. # # Metadata profiles can be referenced by using the --metadataprofile LVM2 # command line option. # # Refer to 'man lvm.conf' for further information about profiles and # general configuration file layout. # allocation { thin_pool_zero=1 thin_pool_discards="passdown" thin_pool_chunk_size_policy="generic" # thin_pool_chunk_size=128 } activation { thin_pool_autoextend_threshold=100 thin_pool_autoextend_percent=20 } Save