Re: Use decent entropy for uniqid($prefix, TRUE)
| From: | Yasuo Ohgaki | Date: | Mon, 09 Jan 2017 21:27:00 +0000 |
| Subject: | Re: Use decent entropy for uniqid($prefix, TRUE) | ||
| References: | 1 2 3 4 5 6 7 8 9 10 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-97642@lists.php.net to get a copy of this message | ||
On Tue, Jan 10, 2017 at 6:07 AM, Yasuo Ohgaki <yohgaki@ohgaki.net> wrote:
>
> BTW, it's surprising that I got roughly the same performance for both
> php_combined_lcg() and php_random_int() with current system (Fedora 25). I
> used to get little slower result for php_random_int() with Fedora 24. It
> seems PRNG gets better. There is no advantage to use php_combined_lcg() on
> newer systems.
>
Correction.
I cannot understand the result so checked to see if something wrong.
Sym link to php binary is broken :(
I still get slower result with php_random_int(). It's cost of better
entropy should be ignored.
Regards,
--
Yasuo Ohgaki
yohgaki@ohgaki.net