[ATTN: procps maintainer] RealPageSize
Marco Atzeri
marco.atzeri@gmail.com
Thu May 4 16:27:00 GMT 2017
On 04/05/2017 17:00, Marty Shannon wrote:
> This fix for php (posted by ricardohenrylee@gmail.com) should be
> applied to the code for "top"; it (and /usr/bin/time -v) think the
> page size is actually 64k, and reports RESident size as 16 times what
> it should be.
>
> # if HAVE_UNISTD_H
> # include <unistd.h>
> # if defined(_SC_PAGESIZE)
> +# ifdef __CYGWIN__
> +# define REAL_PAGE_SIZE 4096
> +# else
> # define REAL_PAGE_SIZE sysconf(_SC_PAGESIZE);
> +# endif
> # elif defined(_SC_PAGE_SIZE)
> # define REAL_PAGE_SIZE sysconf(_SC_PAGE_SIZE);
> # endif
>
> Cheers,
> Marty
>
How is top measuring the memory of process ?
/proc/<pid>/statm
should report the correct info in
sysconf(_SC_PAGESIZE) = 64K units.
https://cygwin.com/ml/cygwin-patches/2016-q4/msg00009.html
Regards
Marco
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