Re: If you really absolutely need more capacity, you can ask a wizard to enlarge me

[Marcus Vinicius Mesquita via ntg-context <ntg-context@ntg.nl>]

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Hi, Hans

The enableexperiments switches you pointed to solved the problem for the
mwe I sent, but I'll take a look at the texmfcnf.lua configuration file to
learn more.

Thank you for your suggestions.

Marcus Vinicius


On Thu, Sep 9, 2021 at 5:12 AM Hans Hagen <j.hagen@xs4all.nl> wrote:

> On 9/9/2021 12:52 AM, Marcus Vinicius Mesquita via ntg-context wrote:
> > Dear list,
> >
> > In the MWE below, ConTeXt lmtx throws an error with the message in the
> > title:
> >
> > \starttext
> > \startluacode
> >
> > local upperlimit = 90000
> >
> > context.starttabulate({ "|l|l|l|" })
> > for i=1,upperlimit do
> > context.NC()
> > context("word 1")
> > context.NC()
> > context("word 2")
> > context.NC()
> > context("word 3")
> > context.NC()
> > context.AR()
> > end
> > context.stoptabulate()
> >
> > \stopluacode
> > \stoptext
> >
> > But it compiles with no problems with MKIV.
> >
> > context version: 2021.09.06 11:47
> >
> > How to avoid this with lmtx?
> In luatex there is also a max on configured memory usage but because in
> luametatex we have larger nodes you hit limits earlier. Also, the memory
> allocation in luametatex is somewhat different (larger nodes are
> compensated by savings elsewhere so in the end mem usage for this run is
> similar).
>
>          luatex  luametatex
>
> pages   2196    2196
> pps/s      8      11
> time     278     195
> mem     1.1G    1.1G
>
> now, luametatex reports
>
> tex memory      > bumping category 'node' succeeded, details:
> all=400500000 | ini=0 | max=50000000 | mem=44500000 | min=1000000 |
> ptr=-843956 | set=50000000 | stp=500000 | top=43999999
>
> you can bump the the max in the configuration file and also the step. As
> you can see, luametatex runs quite a bit faster on this test but that is
> due to other differences between the two engines.
>
> The reason why it does run on my machine is that i have this:
>
> \enableexperiments [tabulatesparseskips]
> \enableexperiments [tabulateusesize]
>
> this makes tabulate a bit more efficient in terms of node usage so i
> stay some 20% below the configured max .. you can try to run with this
> option. Of course adding more text will also demand more mem but then
> you can always bump the max (in a configuration file in texmf-local or
> so; maybe some day i will add a --huge flag to the runner).
>
> Hans
>
> -----------------------------------------------------------------
>                                            Hans Hagen | PRAGMA ADE
>                Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
>         tel: 038 477 53 69 | www.pragma-ade.nl | www.pragma-pod.nl
> -----------------------------------------------------------------
>


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Kunnâsh al-Hâ'ik (Cancioneiro de al-Hâ'ik)

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