Date: Thu, 12 Nov 2015 14:40:35 +0800 From: Marcelo Araujo <araujobsdport@gmail.com> To: Allan Jude <allanjude@freebsd.org> Cc: freebsd-performance@freebsd.org Subject: Re: Measuring ZFS configuration differences Message-ID: <CAOfEmZjCy_nK%2BRpVweE4NygGXJK_q-JP90547-EOx3juSSQ88w@mail.gmail.com> In-Reply-To: <564433F2.2050601@freebsd.org> References: <8B37FEDC-218A-4071-8CB7-48361BB72B1D@langille.org> <14A0EA61-6545-42BB-910E-62C752D4396C@langille.org> <CAOfEmZgKXXfUCY0L-%2Bw=op_9mfAgy23hjDr=xWej8TM_RsJCUg@mail.gmail.com> <564433F2.2050601@freebsd.org>
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2015-11-12 14:38 GMT+08:00 Allan Jude <allanjude@freebsd.org>: > On 2015-11-12 01:30, Marcelo Araujo wrote: > > 2015-11-12 6:34 GMT+08:00 Dan Langille <dan@langille.org>: > > > >> On Oct 12, 2015, at 1:00 PM, Dan Langille <dan@langille.org> wrote: > >>> > >>> Following up on the discussions during EuroBSDCon 2015 (Stockholm) > >> during the FreeBSD Developer > >>> Summit regarding various ZFS configuration settings, I write to start > >> our implementation phase now that some > >>> usual suspects have joined the list. > >>> > >>> re https://wiki.freebsd.org/201510DevSummit/Performance > >>> > >>> I think the first order of business is granting access rights to the > >> server (varm) in question: > >>> > >>> http://dan.langille.org/2015/07/19/varm/ > >>> > >>> During the workshop, mention was made of serial access. I can arrang= e > >> that. > >>> > >>> The server has IPMI, however, my first thought: > >>> > >>> 1 - connect a USB-serial cable to varm & link that to another server = in > >> my rack. > >> > >> Marcelo: At EuroBSDCon, was it you who mentioned a particular > >> configuration for the test machine which made > >> it easy to configure and run tests? Was it PXE booting or something? > >> > >>> 2 - create a jail in that server and give it access to that serial > >> connection > >>> 3 - redirect incoming port XYZ to that jail via a public-key-only ssh > >> connection > >>> 4 - give people access > >>> > >>> Any suggestions? > >> > >> =E2=80=94 > >> Dan Langille > >> http://langille.org/ > >> > >> > > Hello Dan, > > > > Yes, was me :) > > > > I mention about zopkio test framework. > > I gave a presentation last weekend at PyCon Hong Kong about it. > > > > Here is my slides: > > > http://www.slideshare.net/araujobsd/functional-and-scale-performance-test= s-using-zopkio > > > > The good of Zopkio is, we can write tests at once and run it as much as > we > > want in different machines. Also Zopkio depends of Naarad, that can > parse a > > CSV file and create metrics and SLA over those metrics, plot graphs and > so > > on. Pretty nice tool!!! > > > > I'm wondering if we could start to test something and maybe show it at > > AsiaBSDCon and BSDCon(Canada) next year? What do you think? > > What I need right now would be a list of tests that we want to perform = as > > well as what parameters we would like to take as metrics to compare. > > > > Best Regards, > > > > > > Would this work for testing other things, like SSH performance? I am > looking at doing some SSH + HPN tests to prove that it is worth keeping. > > -- > Allan Jude > > It would depends what kind of performance you want to test! If the metrics you can output to a CSV file, the answer would be yes, it can! Best, --=20 --=20 Marcelo Araujo (__)araujo@FreeBSD.org \\\'',)http://www.FreeBSD.org <http://www.freebsd.org/> \/ \ ^ Power To Server. .\. /_)
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