Dave, I've added support for recognition of strings/functions. Turned out that such logic doesn't impose severe efficiency penalty. Also I've changed logic according to your suggestions. Please take a look at the updated patch: https://raw.githubusercontent.com/hziSot/crash-patches/09fc7245631795ad6b73321991a4bd9c78b2bc7d/crash_speed_up_tree_list.patch Thanks, Alexandr. -- Crash-utility mailing list Crash-utility@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/crash-utility