Profiles of ImageRefs that are present in the second snapshot, but not in the first snapshot.
Profiles of ImageRefs that are present in both snapshots but are different. Profile is considered modified if number of references or memory consumption is different.
Unique ids of ImageRefs that are not present in the second snapshot and present in the first snapshot.
Difference between total memory consumption in two snapshots.
Default is 0.
difference between two snapshots.