Re: [libreoffice-marketing] Re: It's Sunday night - lets fiddle with Calc Threading...

2019-01-15 Thread Drew Jensen
Howdy,

On Mon, Jan 14, 2019 at 2:17 AM Sreekanth V K <
sreekanth.vettikk...@protonmail.com> wrote:

> The last one looks good for me. However, the operation which is happening
> is not visible, so for a common person, he/she may not be able to
> understand the difference. It would be better if you have the Calc in the
> background (not just writing what is going on) and keep the system monitor
> over the Calc.
>

Thanks for the feedback - the current drafts certainly lack context. The
spreadsheet itself doesn't give much if any visual clues as to what is
happening. It was my goal to use the System Monitor screen capture to show
what is actually happening here. In the one case (LibreOffice versions
without threading) you can see that a single processing is spiking to 100%
for most of the work time, and compare that to LibreOffice 6.2 spreading
the load across all for processors with each running at ~60% maximum while
finishing the actual task significantly faster.

That said I agree with you that there needs to be more to explain what they
are seeing.

Best wishes,

Drew

>
>
> Sincerely,
> Sreekanth V K
>
> Sent with ProtonMail Secure Email.
>
> ‐‐‐ Original Message ‐‐‐
> On Monday, January 14, 2019 12:10 PM, Drew Jensen <
> drewjensen.in...@gmail.com> wrote:
>
> > and I kept at it for a little while,
> >
> > So a real first draft, I put the two runs one after so the run length
> went
> > to 1:13
> > https://youtu.be/_jtmydRYSoU
> >
> > The sound track is not quite right, some popping with the car engine mix,
> > but you get the idea.
> >
> > What do you think?
> >
> > and now it is no longer Sunday here,
> >
> > Drew
> >
> > On Sun, Jan 13, 2019 at 11:37 PM Drew Jensen drewjensen.in...@gmail.com
> > wrote:
> >
> > > Sorry, lets try that URL again for the second file
> > > https://youtu.be/ED-zipIV1dE
> > > On Sun, Jan 13, 2019 at 11:34 PM Drew Jensen
> drewjensen.in...@gmail.com
> > > wrote:
> > >
> > > > Of course there had another one in there, heck it isn't just a
> Sunday it
> > > > is a snowy Sunday where I'm at.
> > > > so four versions of LO on the screen, from top left and running
> clockwise
> > > > 6.0, 6.1, 6.3 alpha, 6.2 RC2
> > > > this time the version number is overlaid the cpu monitor screen
> captures
> > > > and fade out, in timing similar to the calculation time...
> > > > https://youtu.be/FMSPMWGdNO0
> > > > Anyway - realizing calculation threading became standard last
> release I
> > > > was thinking it worth a mention in a social media post for the
> coming 6.2
> > > > as the developers have continued working on the feature.
> > > > So, these are some first ideas for a video to go along with that TBD
> post
> > > > text.
> > > > Suppose I'm asking if folks this would be worth the effort?
> > > > Best wishes,
> > > > Drew
> > > > On Sun, Jan 13, 2019 at 10:29 PM Drew Jensen
> drewjensen.in...@gmail.com
> > > > wrote:
> > > >
> > > > > Howdy,
> > > > > What you think about something to highlight the work going into
> speeding
> > > > > up Calc..
> > > > > I was playing with some of the test files available in the source
> tree.
> > > > > This particular file recalculates in half the time using LO 6.2
> RC2 as
> > > > > compared to 6.0.7 on the machine here.
> > > > > How to show that graphically, me thought.
> > > > > After a few minutes of fiddling came up this.
> > > > > https://youtu.be/FMSPMWGdNO0
> > > > > Too rough to share?
> > > > > Drew
> >
> > --
> >
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>
>

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Re: [libreoffice-marketing] Re: It's Sunday night - lets fiddle with Calc Threading...

2019-01-15 Thread Drew Jensen
Howdy


>
> Looks great; we use only real-cores to calculate on[1]; so I'd
> mention
> 2 cores - rather than 4 threads. As such we got ~2x as fast with 2 cores
> ;-)
>
> Do you have a 4 core machine nearby - or better a 24 one ?
>

Thought I did. My test machine for this is described as:
Processor: AMD A10-5800k apu with radeon hd graphics x4
Memory: 7 GiB
Graphics: AMD Aruba
OS; Ubuntu 18.04.1 LTS
OS type: 64 bit
Gnome: 3.28.2
Disk: 308 GB

The files used came from a source patch referring to benchmarking OpenCL
functionality and includes 5 spreadsheets (xls all). Included is a python
script to run them as a batch and to write out recalc times.
So, if I understand correctly OpenCL doesn't mean much on this Linux
desktop, but I will be able to try, a little later, on a Windows 10 machine
also so I took that this would however still show the multi-corps threading
support.

I went back and reran the batch with as little else (easily possible)
running on the test machine. Performance increase varied based on the file,
ranging from ~76% - 30%
Stock History
6.0.7 : 13.9 sec
6.2.0 : 8.71 sec
62.68%
37.32% performance increase
Stocks Price Time Correlation
6.0.7 : 21.38 sec
6.2.0 : 9.57 sec
44.79%
55.31% performance increase

Energy Market
6.0.7 : 28.44 sec
6.2.0 : 12.43 sec
43.74%
58.36% performance increase

Ground Water Daily
6.0.7 :  92.52 sec
6.2.0 : 32.38 sec
35.00%
65.00% performance increase
Gross Profit Supermarkets
6.0.7 : 66.95 sec
6.2.0 : 20.15 sec
30.09%
69.91% performance increase

Building Design
6.0.7 : 50.14 sec
6.2.0 : 12.06 sec
24.05%
75.95% performance increase

The files each contain a write up as to what the data represents and what
statistical functions are being exercised.

More (on other follow up email) on these as this we go.

Best wishes,

Drew


>
> Lovely video though; I love the raw motorbike-with-hole-in-exhaust
> ricer feel =)
>
> Good stuff,
>
> Michael.
>
> [1] - hyper-threading is not our friend in the case of some heavy usage
> and can make it slower ;-)
> --
> michael.me...@collabora.com <><, GM Collabora Productivity
> Hangout: mejme...@gmail.com, Skype: mmeeks
> (M) +44 7795 666 147 - timezone usually UK / Europe
>

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Re: [libreoffice-marketing] WhatCanIDoForLibreOffice micro site

2019-01-15 Thread Cor Nouws
Hi Sidorela, all,

Sidorela Uku wrote on 1/14/19 8:19 PM:

> On the next steps, some changes to do:
> - we need to add 'cookie policy' and maybe also 'privacy policy'
> - manage translations. From the link I shared we can translate by
> editing the code files. We will have a look maybe to use a translation
> platform, to make it easier for community to get involved.
> - Improve design and graphics. Replace LO logo and favicon.
> 
> Those are some notes weworked with these days.
> 
> In terms of next steps, would be nice if we worked back and forth on
> this for the next weeks untill January and transfer the code to an
> official TDF or LibreOffice owned git repo with the ultimate goal of
> going live in February.
> 
> What do you think?

Really nice to see this!
I mostly missed the discussion and work leading to this, so forgive me
if my question is not relevant.
Having played a bit with the choices, I have the idea that people might
need more context or extra pointers with some of the outcomes.
E.g. Marketing > Booth materials just leads to a wiki with a list. A bit
more smart landing place, with intro, pointers and advice how to join,
would make sense, I think.
But maybe this is already planned?

greetings,
Cor



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Re: [libreoffice-marketing] Re: It's Sunday night - lets fiddle with Calc Threading...

2019-01-15 Thread Cor Nouws
Drew Jensen wrote on 1/14/19 5:37 AM:
> Sorry, lets try that URL again for the second file
> https://youtu.be/ED-zipIV1dE

Really appreciate it Drew. Nice to mix music, views info.
I've nothing to add to what others suggested, so I Look forward to
spread it :)

Cheers,
Cor


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