Messages in this thread | | | Date | Mon, 9 Mar 1998 12:41:43 +0100 | From | ralf@uni-kobl ... | Subject | Re: mmap() versus read() |
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On Mon, Mar 09, 1998 at 05:53:16AM +1000, Russell Coker - mailing lists account wrote:
> Later versions of OS/2 have an attribute to specify that certain > executables (DLLs that are of comparable usefulness to libc) get swapped out > instead of having the code pages discarded and paged in from file. This > apparently gives good performance gains.
UNIX has such an attribute as well, the sticky bit (chmod u+t ...). The difference is just that it for entire executables. I think few of todays machines actually honor it though all of them still have the bit in the fs.
Ralf
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