NAME posix_madvise - give advice about patterns of memory usage LIBRARY Standard C library ( libc ... SYNOPSIS #include <sys/mman.h> int posix_madvise(void addr [. len ], size_t le…heap (by calling sbrk (2) or madvise (2) with suitable arguments). The pad argument specifiesthere affects only calls to madvise (2) specifying MADV_WILLNEED . RLIMIT_RTPRIO (since Linux