Pre-requisites for preserving owners and groups on migrated data

Migration Toolkit for Containers (MTC) uses rsync to migrate Persistent Volume data from source cluster to destination cluster. It uses --group & --owner options in rsync to preserve UID/GID bits on files. The files are owned by same users and groups on the destination cluster as the source cluster. This is to ensure that the workloads run correctly in the destination cluster post migration. The goal of this article is to explain how rsync preserves UID/GIDs in MTC....

May 12, 2022 ยท Pranav Gaikwad