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Re: [PATCH 2/2] Document the M_ARENA_* mallopt parameters
On Okt 18 2016, Siddhesh Poyarekar <siddhesh@sourceware.org> wrote:
> So something like this is more accurate:
>
> The default value of this parameter is 0, meaning that the limit on
> the number of arenas is determined by the number of CPU cores
> online and the size of the '''long''' datatype. For 32-bit systems
> the limit of on the number of arenas is 2 * '''number of CPU cores
twice the
> online''' while 64-bit systems, the limit on the number of arenas
> is 8 * '''number of CPU cores online'''. If information on CPU
eight times the
> cores is not available, it is assumed that there are 2 CPU cores
> online.
Andreas.
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Andreas Schwab, schwab@linux-m68k.org
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