G - Physics – 06 – F
Patent
G - Physics
06
F
G06F 12/02 (2006.01) G06F 9/445 (2006.01)
Patent
CA 2102883
Abstract of the Disclosure System and Method for Lazy Loading of Shared Libraries Lazy loading of executable library objects reduces operating system overhead and memory commitment requirements by postponing object loading until object references are expected. Initial task loading allocates only the main executable and library objects referenced by that executable. Secondary referenced objects are not allocated. Object references cause page faults for allocated but not loaded pages. Page fault handling causes loading and fixup of executable objects. Page fault handling also determines the next level of object references and allocates memory for the next object level. Shared memory systems allow sharing of executable objects until explicitly referenced. Once referenced, memory fault causes copying and fixup to referencing task memory area.
Arendt James W.
Giangarra Paul P.
Manikundalam Ravindranath K.
Padgett Donald R.
Phelan James M.
International Business Machines Corporation
Rosen Arnold
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