From debbugs-submit-bounces@debbugs.gnu.org Wed Jun 02 22:06:47 2021 Received: (at 47251) by debbugs.gnu.org; 3 Jun 2021 02:06:48 +0000 Received: from localhost ([127.0.0.1]:41649 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lockx-0007os-Ew for submit@debbugs.gnu.org; Wed, 02 Jun 2021 22:06:47 -0400 Received: from lepiller.eu ([89.234.186.109]:39236) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lockv-0007oi-FF for 47251@debbugs.gnu.org; Wed, 02 Jun 2021 22:06:46 -0400 Received: from lepiller.eu (localhost [127.0.0.1]) by lepiller.eu (OpenSMTPD) with ESMTP id c705aa6e; Thu, 3 Jun 2021 02:06:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=lepiller.eu; h=date:from :to:cc:subject:message-id:in-reply-to:references:mime-version :content-type:content-transfer-encoding; s=dkim; bh=vYQOYxqoniZw jDQUmxGoiITL2DfqU2fQ1P8zomZRkL0=; b=C4nFJXlV3DyMMUfJ+Ru1YqEvYwUo ob+8UBXVUouaU4YkYjnrmE9zxRdLs0VHXd7jt6rdAW0o96nzoa79oCIFdew4KBCH +AqNg31jwHa+FOHk4PDoxvr5Pd2lKlZlni24iQn/Xg/tp2eXmrmB3YZ8sNTBtusm yilfT9UIkqJ/C3ifPmWifCVTX8wGuAUfiWCA3SMaJC2ARAiKi+SBVYq2G4VwFZVT ZKbtAkU2uqmq3Uud9vsi+NwCrfLbgy3/aZNU5n/1ISTF4vuj1xtkIxHjaTao+GpL 95pVzhxKHfhUctbl1nAIz1JM9XPJuxVF6gVVECrh5pj4hDNvNirz+M37bg== Received: by lepiller.eu (OpenSMTPD) with ESMTPSA id 3892755d (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO); Thu, 3 Jun 2021 02:06:43 +0000 (UTC) Date: Thu, 3 Jun 2021 04:06:35 +0200 From: Julien Lepiller To: Ludovic =?UTF-8?B?Q291cnTDqHM=?= Subject: Re: bug#47251: [core-updates] [patch] gnu: python: Enable optimizations. Message-ID: <20210603040635.3b6c7d12@tachikoma.lepiller.eu> In-Reply-To: <87r1jva3rj.fsf@gnu.org> References: <20210319001622.1c19ad41@tachikoma.lepiller.eu> <87r1jva3rj.fsf@gnu.org> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: 47251 Cc: 47251@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) Le Wed, 31 Mar 2021 14:47:44 +0200, Ludovic Court=C3=A8s a =C3=A9crit : > Hi Julien, >=20 > Julien Lepiller skribis: >=20 > >>From c72e34aa0eb0db589557e047c5db0128273d5d12 Mon Sep 17 00:00:00 > >>2001 =20 > > From: Julien Lepiller > > Date: Thu, 18 Mar 2021 23:41:40 +0100 > > Subject: [PATCH 2/2] gnu: python: Enable optimizations. > > > > As a result, python execution time of scripts is decreased by 6 to > > 40%. > > > > gnu/packages/python (python-2.7)[arguments]: Add configure and make > > flags to optimize the resulting python. =20 >=20 > LGTM! Great that you found about these options. >=20 > I wonder what can be done to reduce the package size. On > =E2=80=98core-updates=E2=80=99, we=E2=80=99re already stripping ELF binar= ies a bit more than > on =E2=80=98master=E2=80=99. >=20 > What does =E2=80=98size =E2=80=A6/bin/python=E2=80=99 say? Could it be t= here=E2=80=99s GIMPLE left in > the executable or in libpython.so as a result of using -flto? >=20 > Thanks, > Ludo=E2=80=99. Sorry for the late reply, I didn't see your message, and never received the pings I see on issues.guix.gnu.org. Here is the output of size on bin/python: text data bss dec hex filename 2072 704 8 2784 ae0 /gnu/store/bcggflp7zszpazgk8qa4sr0kmp5a67pg-python-minimal-3.9.5/bin/pyt= hon3 Same, for lib/libpython3.so: text data bss dec hex filename 1154 576 8 1738 6ca /gnu/store/bcggflp7zszpazgk8qa4sr0kmp5a67pg-python-minimal-3.9.5/lib/libpyt= hon3.so Same for lib/libpython3.9.so.1.0: text data bss dec hex filename 3614304 254928 139896 4009128 3d2ca8 /gnu/store/bcggflp7zszpazgk8qa4sr0kmp5a67pg-python-minimal-3.9.5/lib/libpyt= hon3.9.so.1.0 But I noticed another file gained a lot of weight: lib/python3.9/config-3.9-x86_64-linux-gnu/libpython3.9.a weighs 39MB, whereas on master (for 3.8.2) it weighs 6MB. Here is what size has to say: text data bss dec hex 298 0 52 350 15e 2642 0 0 2642 a52 370 0 100 470 1d6 481 0 0 481 1e1 1828 0 0 1828 724 1909 0 0 1909 775 1817 512 0 2329 919 24497 0 16032 40529 9e51 110286 976 0 111262 1b29e 12936 0 0 12936 3288 895 0 0 895 37f 1159 0 32 1191 4a7 4311 0 0 4311 10d7 29747 56 0 29803 746b 39941 344 0 40285 9d5d 1252 0 0 1252 4e4 1209 760 16 1985 7c1 16582 0 0 16582 40c6 56468 3856 1 60325 eba5 62176 3520 2080 67776 108c0 20674 0 0 20674 50c2 3160 408 0 3568 df0 1594 488 0 2082 822 4895 1392 16 6303 189f 17197 1384 16 18597 48a5 12586 1072 0 13658 355a 20052 6096 0 26148 6624 4232 1176 0 5408 1520 33447 28560 56 62063 f26f 4950 1096 0 6046 179e 18895 4928 1344 25167 624f 5088 880 0 5968 1750 30728 1496 452 32676 7fa4 9294 1016 16 10326 2856 11512 2328 8 13848 3618 1661 728 0 2389 955 2620 1040 0 3660 e4c 48674 2280 672 51626 c9aa 102026 2024 1240 105290 19b4a 69538 6296 1352 77186 12d82 14228 3728 0 17956 4624 30454 1968 0 32422 7ea6 6484 1304 0 7788 1e6c 9917 1368 8 11293 2c1d 2185 552 0 2737 ab1 31339 1816 0 33155 8183 19061 900 584 20545 5041 1886 528 0 2414 96e 12991 2240 0 15231 3b7f 46206 3624 8 49838 c2ae 5898 1176 8 7082 1baa 5952 248 0 6200 1838 13769 1264 256 15289 3bb9 111003 11760 98432 221195 3600b 280942 5056 2168 288166 465a6 141203 0 0 141203 22793 16406 2000 8 18414 47ee 13022 944 16 13982 369e 129842 2352 1712 133906 20b12 810 0 0 810 32a 71059 72 8 71139 115e3 24372 40 0 24412 5f5c 8726 0 48 8774 2246 41512 3992 0 45504 b1c0 61876 2460 4 64340 fb54 20340 360 8 20708 50e4 74371 88 80 74539 1232b 10273 2488 24 12785 31f1 48 0 0 48 30 26200 472 408 27080 69c8 1257 0 0 1257 4e9 1404 0 0 1404 57c 55841 0 8 55849 da29 117 0 0 117 75 412 0 0 412 19c 110 0 0 110 6e 192 0 250 442 1ba 6170 25384 0 31554 7b42 10561 3280 16 13857 3621 3590 0 0 3590 e06 30434 1392 72 31898 7c9a 2079 24 0 2103 837 36616 0 96 36712 8f68 27149 384 0 27533 6b8d 22163 0 8 22171 569b 494 0 0 494 1ee 4461 0 0 4461 116d 5822 0 48 5870 16ee 7570 0 0 7570 1d92 7739 0 32 7771 1e5b 1144 0 0 1144 478 1584 0 0 1584 630 113 0 0 113 71 4422 24 24 4470 1176 20465 416 672 21553 5431 402 0 0 402 192 14654 0 0 14654 393e 16034 696 0 16730 415a 7026 0 0 7026 1b72 1754 40 4 1798 706 2920 0 0 2920 b68 28827 768 56 29651 73d3 39065 2568 1792 43425 a9a1 4590 96 452 5138 1412 7585 952 0 8537 2159 1562 52 8 1622 656 316 0 0 316 13c 4609 56 0 4665 1239 1979 0 0 1979 7bb 36752 8 2400 39160 98f8 24453 0 0 24453 5f85 11769 12 0 11781 2e05 973 32 3104 4109 100d 299 528 0 827 33b 11964 0 0 11964 2ebc 6063 24 0 6087 17c7 18488 896 0 19384 4bb8 141834 17384 8 159226 26dfa 10041 160 32 10233 27f9 3542 416 0 3958 f76 81990 4624 0 86614 15256 27982 1600 16 29598 739e 1808 320 0 2128 850 12262 2776 8 15046 3ac6 18682 3320 0 22002 55f2 19569 4368 136 24073 5e09 11529 824 0 12353 3041 44792 11312 0 56104 db28 3189 328 0 3517 dbd 16392 968 1520 18880 49c0 6380 608 0 6988 1b4c 17490 1288 444 19222 4b16 17253 3088 424 20765 511d 7382 1456 0 8838 2286 19480 576 216 20272 4f30 11320 1936 0 13256 33c8 14121 1336 0 15457 3c61 12682 1720 0 14402 3842 29184 6088 8 35280 89d0 39623 4080 0 43703 aab7 10987 1112 0 12099 2f43 10034 1864 176 12074 2f2a 17528 488 248 18264 4758 1197 352 0 1549 60d 1614 192 0 1806 70e 31873 5840 440 38153 9509 1644 1504 0 3148 c4c 91445 317 0 91762 16672 I had to remove the file name it comes from, because of width issue in email, but I don't really understand what size does, so I don't know if that's relevant or not. Do we need to keep that static library around?