Re: data.tmp: file too big [SOLVED]

On Tue, May 19, 2009 at 3:31 PM, Mark Johnson <[email protected]> wrote:
> Something else to try, if you really need > 2G cdb file in a 32-bit
> environment, might be to change cdb.c to *not* mmap the cdb file.
> According to this bit of cdb_init (cdb.c):
>
>  if (fstat(fd,&st) == 0)
>    if (st.st_size <= 0xffffffff) {
>      x = mmap(0,st.st_size,PROT_READ,MAP_SHARED,fd,0);
>      if (x + 1) {
>        c->size = st.st_size;
>        c->map = x;
>      }
>    }
>
> it won't mmap the file if it's > 4G?

Though I suppose cdb files are limited to 4G due to the uint32 positions.