When I run ebook-convert some big epub file, 32 QtWebEngineProcess forks are spawned:
I'm assuming it's because my host has 32 logical cores.
I prefer not to use all cores for the convertation.
Is there a way to limit the use of cores?
Code:
473131 ? SLl 0:01 \_ /usr/bin/python3.9 /usr/bin/ebook-convert /tmp/converter-calibre-converter.WEgxas.epub /tmp/converter-calibre-converter.8OaHFF.pdf
473527 ? SL 0:00 \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --no-zygote-sandbox --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473528 ? SL 0:00 \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473562 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473563 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473567 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473574 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473580 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473587 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473613 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473620 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473630 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473638 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473644 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473648 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473652 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473669 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473682 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473715 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473743 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473765 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473790 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473798 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473812 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473823 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473831 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473850 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473862 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473868 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473882 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473896 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473913 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473914 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473923 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-US
473940 ? Sl 0:00 | \_ /usr/lib/x86_64-linux-gnu/qt5/libexec/QtWebEngineProcess --type=zygote --application-name=ebook-convert --webengine-schemes=clbr:hs;qrc:sLV --lang=en-USI prefer not to use all cores for the convertation.
Is there a way to limit the use of cores?
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