Os osodir y faner Gludiog ar blygell, neb ond y perchennog a gwraidd sy' n gallu dileu neu ail- enwi ffeiliau. Fel arall, mae pawb sydd efo caniatadau ysgrifennu yn gallu gwneud hyn.
If the Sticky flag is set on a folder, only the owner and root can delete or rename files. Otherwise everybody with write permissions can do this.