I really get frustrated running an emerge --ask , and then coming back, finding portage has told me "hey, yep, this will work", pressing "y", and then finding "no, this won't work". That's wasted effort. --- Would you like to merge these packages? [Yes/No] y >>> Verifying ebuild manifests >>> Running pre-merge checks for dev-java/icedtea-7.2.6.9 * Checking for at least 8500 MiB disk space at "/var/tmp/portage/dev-java/icedtea-7.2.6.9/temp" ... [ ok ] >>> Running pre-merge checks for www-client/firefox-52.0.1-r1 * Checking for at least 4 GiB disk space at "/var/tmp/portage/www-client/firefox-52.0.1-r1/temp" ... --- If this default is too controversial to change, can we have an option to put in EMERGE_DEFAULT_OPTS ? I'm really tired of this behaviour. Ctx: --- sys-apps/portage-9999::gentoo was built with the following: USE="doc (ipc) native-extensions xattr -build -epydoc (-selinux)" ABI_X86="64" LINGUAS="-ru" PYTHON_TARGETS="python3_4 python3_5 -pypy -python2_7 -python3_6" git --no-pager -C /usr/portage/distfiles/git3-src/proj_portage.git/ log --format=fuller -1 commit 9e0f0364ffb187ad784f3ba63a02b8e170d72de0 Author: Mike Frysinger <vapier@gentoo.org> AuthorDate: 2016-06-13 16:21:51 +1200 Commit: Mike Frysinger <vapier@gentoo.org> CommitDate: 2017-03-11 11:58:30 +1300