----- Original Message -----
From: "Richard Levitte - VMS Whacker" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Saturday, March 20, 2004 2:36 AM
Subject: Re: /dev/random
> In message <[EMAIL PROTECTED]> on Sat, 20 Mar 2004
02:28:01 -0600, "Vu Pham" <[EMAIL PROTECTED]> said:
>
> vu> I run the following function on Solaris x86 and Linux (RH9)
> vu> RAND_load_file("/dev/random", 2048)
> vu>
> vu> On the Solaris x86 ( AMD 2700+) , it takes less than 1 second.
> vu> On the RH9 ( AMD 2400+ ), it takes almost a minute.
> vu>
> vu> I don't think that small cpu speed difference can cause that big
difference
> vu> performance. What else can cause this long time on RH9 ?
>
> /dev/random may block if it's internal randomness pool gets
> exhausted. Apparently, you're hitting that much faster on RH9, dor
> whatever reason.
Richard, thanks for your explanation.
>
> Loading that much data from /dev/random is a bad idea altogether.
> OpenSSL will automagically load bytes from /dev/urandom, /dev/random
> and a few more sources anyway, and just enough to make OpenSSL's
> randomness pool sufficiently secure.
>
I do that in order to seed the PRNG. Do you mean I do not need it ? Sorry if
this question is stupud because I am new to OpenSSL.
Thanks,
Vu
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