From: Andi Kleen <andi@firstfloor.org>
To: tytso@mit.edu
Cc: linux-kernel@vger.kernel.org, kirill.shutemov@linux.intel.com,
herbert@gondor.apana.org.au
Subject: Re: [PATCH 1/3] Make /dev/urandom scalable
Date: Tue, 22 Sep 2015 16:25:59 -0700 [thread overview]
Message-ID: <87pp1a3uk8.fsf@tassilo.jf.intel.com> (raw)
In-Reply-To: <1442963767-14945-1-git-send-email-andi@firstfloor.org> (Andi Kleen's message of "Tue, 22 Sep 2015 16:16:05 -0700")
Andi Kleen <andi@firstfloor.org> writes:
>
> With the patchkit applied:
>
> 1 node: 1x
> 2 nodes: 2x
> 3 nodes: 3.4x
> 4 nodes: 6x
Sorry there was a typo in the numbers. Correct results are:
With the patchkit applied:
1 node: 1x
2 nodes: 2x
3 nodes: 2.4x
4 nodes: 3x
So it's not quite linear scalability, but 3x maximum throughput
is already a lot better.
--
ak@linux.intel.com -- Speaking for myself only
next prev parent reply other threads:[~2015-09-22 23:26 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-22 23:16 Andi Kleen
2015-09-22 23:16 ` [PATCH 2/3] random: Make input to output pool balancing per cpu Andi Kleen
2015-09-22 23:16 ` [PATCH 3/3] random: Add pool name to urandom_read trace point Andi Kleen
2015-09-22 23:25 ` Andi Kleen [this message]
2015-09-23 10:32 ` [PATCH 1/3] Make /dev/urandom scalable Rasmus Villemoes
2015-09-23 21:54 ` Andi Kleen
2015-09-23 19:40 ` Austin S Hemmelgarn
2015-09-23 23:28 ` Andi Kleen
2015-09-24 11:37 ` Austin S Hemmelgarn
2015-09-24 13:12 ` Theodore Ts'o
2015-09-24 16:00 ` Austin S Hemmelgarn
2015-09-24 16:52 ` Jeff Epler
2015-09-24 19:11 ` Austin S Hemmelgarn
2015-09-24 20:00 ` Jeff Epler
2015-09-24 20:14 ` Theodore Ts'o
2015-09-25 11:41 ` Austin S Hemmelgarn
2015-09-25 19:07 ` Austin S Hemmelgarn
2015-09-25 20:24 ` Theodore Ts'o
2015-09-29 12:06 ` Austin S Hemmelgarn
2015-09-29 11:57 ` Austin S Hemmelgarn
2015-09-23 21:10 ` Theodore Ts'o
2015-09-23 21:25 ` Andi Kleen
2015-09-24 17:19 Updated scalable urandom patchkit Andi Kleen
2015-09-24 17:19 ` [PATCH 1/3] Make /dev/urandom scalable Andi Kleen
2015-09-30 14:40 ` Rasmus Villemoes
2015-10-06 22:05 Andi Kleen
2016-02-10 23:01 Scalable random patchkit revisited Andi Kleen
2016-02-10 23:01 ` [PATCH 1/3] Make /dev/urandom scalable Andi Kleen
2016-03-01 5:17 Andi Kleen
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