дать совет по использованию памяти (give advice about use of memory)
Стандарты (Conforming to)
madvise
() is not specified by any standards. Versions of this
system call, implementing a wide variety of advice values, exist
on many other implementations. Other implementations typically
implement at least the flags listed above under Conventional
advice flags, albeit with some variation in semantics.
POSIX.1-2001 describes posix_madvise(3) with constants
POSIX_MADV_NORMAL
, POSIX_MADV_RANDOM
, POSIX_MADV_SEQUENTIAL
,
POSIX_MADV_WILLNEED
, and POSIX_MADV_DONTNEED
, and so on, with
behavior close to the similarly named flags listed above.