From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49441) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gUoiY-0004KD-V4 for guix-patches@gnu.org; Thu, 06 Dec 2018 03:09:10 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gUoiU-0005Zy-So for guix-patches@gnu.org; Thu, 06 Dec 2018 03:09:06 -0500 Received: from debbugs.gnu.org ([208.118.235.43]:58897) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gUoiU-0005Zg-M3 for guix-patches@gnu.org; Thu, 06 Dec 2018 03:09:02 -0500 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1gUoiU-0000I9-Ca for guix-patches@gnu.org; Thu, 06 Dec 2018 03:09:02 -0500 Subject: [bug#33643] [PATCH] gnu-build-system: Enable xz to decompress in parallel. Resent-Message-ID: References: <20181206075615.4637-1-mail@cbaines.net> From: Christopher Baines In-reply-to: <20181206075615.4637-1-mail@cbaines.net> Date: Thu, 06 Dec 2018 08:08:29 +0000 Message-ID: <87pnufnkle.fsf@cbaines.net> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+kyle=kyleam.com@gnu.org Sender: "Guix-patches" To: 33643@debbugs.gnu.org --=-=-= Content-Type: text/plain Christopher Baines writes: > It can take a little while to decompress some packages with large xz > compressed source tar files. xz includes support for parallelism, so enable > this using the parallel job count for the overall derivation. I'm guessing this is only suitable for core-updates, as it'll cause a lot of rebuilds. I'm also not sure if it's worth it, but it does seem to make building some packages at least start faster. --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEEPonu50WOcg2XVOCyXiijOwuE9XcFAlwI2P1fFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDNF ODlFRUU3NDU4RTcyMEQ5NzU0RTBCMjVFMjhBMzNCMEI4NEY1NzcACgkQXiijOwuE 9Xe2Xg/9EVDJpU28AcK1fOhFNm8Jo1h0j6loey3ZTc74K7hjr9yMYyJ+TJvYkBb1 RCEp4eRxsjL47JQQb4GAuB3q1x9lyLGwFuvuHkG/e/TBelVAXXLF8snC5aP3HhOc CULFbcK2TKdEbqG8IZS4Tr7nnTK3kOZHrzz1D+2DcrOMZL2tsQMJbveNRl3oSmWh QRuRh4Djtn6+8san16fjUQhDl3TK2zXwgh5YzwMdpZqI43dVTqnXV1ypMOhO79op p/eZVT0vV/XIgzAfo3UJFG1VRZEtgN3Vh1TUjmXYcZAezDnl8AvXmVi/j6jB8P9D 0rGPd0GuXrY/XZxjkQUeISv4VrzZqAm7sGE0hmZCFkSqHL4GSmMeyvObBjI8pi+s ck0f18KlWrH3TmO6uPu70D2tRa7ZclqfkEAFW6EUTs1pF65xkQDwSP8UmxzOVwLg 3QR03K3t1BQpogAPExzFHyzXKnkK1JB+2ERK65gECAhUC3isIs8jzjFGtB2M785z j22IR2Uy7K0+k1t1KI+WVVoKzYaECMVvib7hjTzlK0bnpciR24PAj1VGiQ2oZnH5 0nqgs2o33HPzmmod+KZfjyqq4N15DoJs+dThD6dg1AI0jKaahWDLADy7ldg98QkM YuZKYkjPPm37ZwK3VWlGhmR8cL8MAi3Jn1lADDdUdcGzjBzMljY= =gS3Q -----END PGP SIGNATURE----- --=-=-=--