<div dir="auto">Well I could give it 20 GB ram disk, maybe 32 but then I need to render on less than 12 processes 64GB ram available). But that is not enough for Asia continent map, and I guess super tight for Europe...<div dir="auto"><br></div><div dir="auto">Mkgmap could definitely keep those .tmp files in memory. But the important bit is the gmap files not needeed to be written.... Also would save quite some CPU time.</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, 8 Sep 2021, 14:31 ael <<a href="mailto:witwall3@disroot.org">witwall3@disroot.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Wed, Sep 08, 2021 at 02:10:52PM +0300, Felix Hartmann wrote:<br>
> <br>
> Yes on an nvme disk you barely notice the conversion - it's really quick.<br>
> BUT it is not needed if you have the files and even more - it burns your<br>
> NVME SSD disk.<br>
<br>
+1. I always use an old spinning rust disk when using mkgmap to save ssd<br>
write cycles, even without contours and such. It seems to be profligate<br>
in its use of disk cycles. I did try using RAM disk, but even with 16GB<br>
on a laptop, that was soon exhausted.<br>
<br>
ael<br>
<br>
<br>
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