From: Stephan Mueller <smueller@chronox.de>
To: Andi Kleen <andi@firstfloor.org>
Cc: Sandy Harris <sandyinchina@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-crypto@vger.kernel.org, "Theodore Ts'o" <tytso@mit.edu>,
Jason Cooper <jason@lakedaemon.net>, John Denker <jsd@av8n.com>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: random(4) changes
Date: Mon, 25 Apr 2016 19:25:55 +0200 [thread overview]
Message-ID: <31776489.IE3eGLxohC@positron.chronox.de> (raw)
In-Reply-To: <87twipn05w.fsf@tassilo.jf.intel.com>
Am Montag, 25. April 2016, 09:06:03 schrieb Andi Kleen:
Hi Andi,
> Sandy Harris <sandyinchina@gmail.com> writes:
>
> There is also the third problem of horrible scalability of /dev/random
> output on larger systems, for which patches are getting ignored.
>
> https://lkml.org/lkml/2016/2/10/716
>
> Ignoring problems does not make them go away.
I have seen your patches, but I am not fully sure I understand the root cause.
is the noise source handling the issue or the random number generation the
issue?
If it is the latter, can you explain where the scalability issue comes in?
>
> -Andi
Ciao
Stephan
next prev parent reply other threads:[~2016-04-25 17:26 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-22 22:27 random(4) changes Sandy Harris
2016-04-23 7:52 ` Stephan Mueller
2016-04-24 2:03 ` Theodore Ts'o
2016-04-24 8:03 ` Stephan Mueller
2016-04-26 3:07 ` Theodore Ts'o
2016-04-26 11:04 ` Herbert Xu
2016-04-26 20:47 ` Andi Kleen
2016-04-27 4:23 ` Herbert Xu
2016-04-26 18:24 ` Stephan Mueller
2016-04-26 18:44 ` Pavel Machek
2016-04-26 18:55 ` Stephan Mueller
2016-04-26 19:41 ` Pavel Machek
2016-04-25 16:06 ` Andi Kleen
2016-04-25 17:25 ` Stephan Mueller [this message]
2016-04-25 17:38 ` Andi Kleen
2016-04-25 17:56 ` Stephan Mueller
2016-04-25 19:35 ` Andi Kleen
2016-04-26 12:01 ` Stephan Mueller
2016-04-27 17:47 ` Stephan Mueller
2016-04-26 1:00 ` Theodore Ts'o
2016-04-26 12:42 ` Sandy Harris
[not found] <5279345.Lo7T948V4W@positron.chronox.de>
2016-04-26 20:43 ` George Spelvin
2016-04-26 21:01 ` Stephan Mueller
2016-04-27 0:23 ` George Spelvin
2016-04-27 18:03 ` George Spelvin
2016-04-28 20:15 ` Stephan Mueller
2016-04-29 7:29 ` George Spelvin
2016-04-29 8:02 ` Stephan Mueller
2016-04-29 9:34 ` George Spelvin
2016-04-29 9:53 ` Stephan Mueller
2016-04-29 11:04 ` George Spelvin
2016-04-29 11:18 ` Stephan Mueller
2016-04-29 18:02 ` George Spelvin
2016-04-29 18:41 ` Stephan Mueller
2016-04-29 20:08 ` George Spelvin
2016-04-29 21:54 ` Stephan Mueller
2016-04-29 22:32 ` George Spelvin
2016-04-29 0:47 ` George Spelvin
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