Date: Fri, 5 Feb 2021 19:17:04 +0100 From: Gordon Bergling <gbe@freebsd.org> To: Gunther Schadow <raj@gusw.net> Cc: freebsd-performance@freebsd.org Subject: Re: FreeBSD on Amazon AWS EC2 long standing performance problems Message-ID: <YB2LoIWBZH8P%2BQn2@lion.0xfce3.net> In-Reply-To: <98fc52d4-caf1-8d48-5cb2-94643a490d4f@gusw.net> References: <mailman.0.1612528010.40441.freebsd-performance@freebsd.org> <98fc52d4-caf1-8d48-5cb2-94643a490d4f@gusw.net>
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Sorry, for top posting.
Can you verify your feelings by numbers?
--Gordon
On Fri, Feb 05, 2021 at 09:53:33AM -0500, Gunther Schadow wrote:
> Hi, I've been with FreeBSD since 386BSD 0.0new. Always tried to run
> everything on it. I saw us lose the epic race against Linux over the
> stupid BSDI lawsuit. But now I'm afraid I am witnessing the complete
> fading of FreeBSD from relevance in the marketplace as the performance
> of FreeBSD on AWS EC2 (and as I see in the chatter from other "cloud"
> platforms) falls far behind that of Linux. Not by a few % points, but
> by factors if not an order of magnitude!
>=20
> The motto "the power to serve" meant that FreeBSD was the most solid
> and consistently performing system for heavy multi-tasking network
> and disk operation. A single thread was allowed to do better on another
> OS without us feeling shame, but overall you could rely on FreeBSD
> being your best choice to overall server performance.
>=20
> The world has changed. We used to run servers on bare metal in a cage
> in physical data center. I did that. A year or two of instability with
> the FreeBSD drivers for new beefy hardware didn't scare me off.
>=20
> Now the cost and flexibility calculations today changed the market
> away from bare metal to those "cloud" service providers, Amazon AWS
> (>38% market share), Azure (19% market share), and many others. I
> still remember searching for "hosting" providers who would
> offer FreeBSD (or any BSD) as an option and it was hard to find. On
> Amazon AWS we have the FreeBSD image ready to launch, that is good.
>=20
> But the problem is, it's disk (and network?) performance is bad (to
> horrible) and it's really sad and embarrassing. Leaving FreeBSD beaten
> far behind and for realistic operations, it's impossible to use, despite
> being so much better organized than Linux. I have put significant
> investment into a flexible scalable FreeBSD image only to find now that I
> just cannot justify using FreeBSD when Linux out of the box is several
> times faster.
>=20
> There have been few problem reports about this over many years, and
> they all end the same way: either no response, or defensive response
> ("your measures are invalid"), with the person reporting the problem
> eventually walking away with no solution. Disinterest. I can link to
> those instances. Examples:
>=20
> https://lists.freebsd.org/pipermail/freebsd-performance/2009-February/003=
677.html
> https://forums.freebsd.org/threads/aws-disk-i-o-performance-xbd-vs-nvd.74=
751/
> https://forums.freebsd.org/threads/aws-ec2-ena-poor-network-performance-l=
ow-pps.77093/#post-492744
> https://forums.freebsd.org/threads/poor-php-and-python-performances.72427/
> https://forums.freebsd.org/threads/freebsd-was-once-the-power-to-server-b=
ut-in-an-aws-world-we-have-fallen-way-waaay-behind-and-there-seems-no-inter=
est-to-fix-it.78738/page-2
>=20
> My intention is not to rant, vent, proselytize to Linux (I hate Linux)
> but to see what is wrong with FreeBSD? And how it can be fixed? Why does
> it seem nobody is interested in getting the dismal AWS EC2 performance
> resolved? This looks to me like a vicious cycle: FreeBSD on AWS is
> bad so nobody will use it for any real work, and because nobody uses it
> there is no interest in making it work well. In addition there is no inte=
rest
> on the side of FreeBSD people to make it better. It's got to be the lack
> of interest, not of anyone not having access to the AWS EC2 hardware.
>=20
> What can be done? I am trying to run a company, so I cannot justify playi=
ng
> with this for much longer shooting in the dark. If I wasn't the boss myse=
lf,
> my boss would have long told me to quit this nonsense and use Linux.
> If I saw interest, I could justify holding out just a little longer. But
> I don't see any encouraging feedback. Is there anyone at all in the FreeB=
SD
> dev or FreeBSD.org as an organization interested in actually being compet=
itive
> in the AWS EC2 space (and other virtualization "clouds")? If so, how many?
> How can this be fixed? How can I help? I cannot justify spending too much
> more of my own time on it, but I could help making resources available
> or paying for someone who has both a sense of great urgency to redeem
> FreeBSD and the know-how to make it happen.
>=20
> regards,
> -Gunther
>=20
>=20
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> https://lists.freebsd.org/mailman/listinfo/freebsd-performance
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=2Eorg"
--=20
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