In addition to the reference to "qlop":

     $ qlop ungoogled-chromium | tail
     2022-08-04T19:58:22 >>> www-client/ungoogled-chromium: 9:06:54
     2022-08-05T14:27:44 >>> www-client/ungoogled-chromium: 16:19:06
     2022-08-25T11:45:37 >>> www-client/ungoogled-chromium: 8:01:54
     2022-09-01T10:03:19 >>> www-client/ungoogled-chromium: 15:27:22
     2022-09-06T16:29:49 >>> www-client/ungoogled-chromium: 9:46:16
     2022-09-14T17:48:16 >>> www-client/ungoogled-chromium: 9:30:29
     2022-10-08T03:40:44 >>> www-client/ungoogled-chromium: 1:52:16
     2022-10-21T17:58:43 >>> www-client/ungoogled-chromium: 9:24:55
     2022-12-16T17:47:27 >>> www-client/ungoogled-chromium: 20:56:08
     2023-03-20T14:12:02 <<< www-client/ungoogled-chromium: 2s

Since I am using "ccache", the compilation time is sometimes doubled.

ZzZzZzzz
-Ramon

On 11/09/2023 21:42, Ramon Fischer wrote:
> Hi Alan,
>
> just quick and dirty, I am too tired for formalities. :) The following 
> list contains packages, that may be too big for tmpfs and are most 
> probably very time consuming to compile:
>
>     $ < /etc/portage/package.env/no_tmpfs.conf
>     # custom - 20181121 - rfischer: list packages, which are too big 
> for tmpfs
>     #app-editors/neovim no_tmpfs.conf
>     #app-emulation/qemu-kv no_tmpfs.conf
>     #app-office/libreoffice no_tmpfs.conf
>     #dev-db/mysql no_tmpfs.conf
>     #dev-java/icedtea no_tmpfs.conf
>     #dev-lang/ghc no_tmpfs.conf
>     #dev-lang/ghc no_tmpfs.conf
>     #dev-lang/mono no_tmpfs.conf
>     #dev-lang/rust no_tmpfs.conf
>     #dev-lang/spidermonkey no_tmpfs.conf
>     #dev-libs/libpcre no_tmpfs.conf
>     #dev-qt/qtwebengine no_tmpfs.conf #throttle_make_emerge.conf
>     #mail-client/thunderbird no_tmpfs.conf
>     #media-libs/opencv no_tmpfs.conf
>     #media-libs/opencv no_tmpfs.conf
>     #net-libs/nodejs no_tmpfs.conf
>     #net-misc/openssh no_tmpfs.conf
>     #sci-libs/tensorflow no_tmpfs.conf
>     #sys-apps/iproute2 no_tmpfs.conf
>     #sys-devel/clang no_tmpfs.conf
>     #sys-devel/gcc no_tmpfs.conf
>     #www-client/chromium no_tmpfs.conf #throttle_make_emerge.conf
>     #www-client/firefox no_tmpfs.conf
>     #www-client/ungoogled-chromium no_tmpfs.conf 
> #throttle_make_emerge.conf
>
> See also:
>
> * 
> https://wiki.gentoo.org/wiki/Portage_TMPDIR_on_tmpfs#Considering_tmpfs.27_size
> * 
> https://wiki.gentoo.org/wiki/Q_applets#Extracting_information_from_emerge_logs_.28qlop.29
>
> Sleeps away.
> -Ramon
>
> On 11/09/2023 21:19, Alan McKinnon wrote:
>> After my long time away from Gentoo, I thought perhaps some packages 
>> that always took ages to compile would have improved. I needed to 
>> change to ~amd64 anyway (dumb n00b mistake leaving it at amd64). So 
>> that's what I did and let emerge do it's thing.
>>
>> chromium has been building since 10:14, it's now 21:16 and still 
>> going so 9 hours at least on this machine to build a browser - almost 
>> as bad as openoffice at it's worst (regularly took 12 hours). Nodejs 
>> also took a while, but I didn't record time.
>>
>>
>> What other packages have huge build times?
>>
>> -- 
>> Alan McKinnon
>> alan dot mckinnon at gmail dot com
>

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