https://en.wikipedia.org/wiki/Sticky_bit https://en.wikipedia.org/wiki/Sticky_bit > superuser could tag these files to be retained in main memory, even when th

https://en.wikipedia.org/wiki/Sticky_bit https://en.wikipedia.org/wiki/Sticky_bit > superuser could tag these files to be retained in main memory, even when their need ends, to minimize swapping that would occur when another need arises, and the file now has to be reloaded from relatively slow secondary memory. This function has become obsolete due to swapping optimization. .... "the Linux kernel ignores the sticky bit on files."