From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4303C48297 for ; Fri, 9 Feb 2024 23:33:37 +0000 (UTC) Received: from mail-wr1-f47.google.com (mail-wr1-f47.google.com [209.85.221.47]) by mx.groups.io with SMTP id smtpd.web11.2626.1707521606637742781 for ; Fri, 09 Feb 2024 15:33:27 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@linuxfoundation.org header.s=google header.b=dNOboZIw; spf=pass (domain: linuxfoundation.org, ip: 209.85.221.47, mailfrom: richard.purdie@linuxfoundation.org) Received: by mail-wr1-f47.google.com with SMTP id ffacd0b85a97d-337d05b8942so877896f8f.3 for ; Fri, 09 Feb 2024 15:33:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=google; t=1707521604; x=1708126404; darn=lists.openembedded.org; h=mime-version:user-agent:content-transfer-encoding:autocrypt :references:in-reply-to:date:cc:to:from:subject:message-id:from:to :cc:subject:date:message-id:reply-to; bh=Nj3VmFIezMAK0EQQZqK16O4E8nW4g2HmsbqLXcJO/OE=; b=dNOboZIwyq+OcySp1MlzTrF/TkLEVcuLPK2wwbzMZyDIIbTaW8TZE5i3RKW6bZvNK5 /k4LsICm4tFOqbYI1Ci19eHc1zoarI5eY6RjarZ2w+D8U4y0FINy2iK1+ytGmqTj12o8 vldV54oHvWviWCDs42rMnEi0JJyTFN+dYw9qY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707521604; x=1708126404; h=mime-version:user-agent:content-transfer-encoding:autocrypt :references:in-reply-to:date:cc:to:from:subject:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Nj3VmFIezMAK0EQQZqK16O4E8nW4g2HmsbqLXcJO/OE=; b=OwGRXQkLTJ9q75bG/7fdWmeHJbM6HfbMWFq1mrL+m45TpU7U8Cdg1uv1Z8U+pnRroQ uSuRDoiDTFBcmWFzLhlIyUeKiQ/h6d+aQ9jdqAAbygiYcP8O2eJNz8NMOhSNm+C8w0+o tSJAHCt7qspZEpECymmO9otsoFQvXFMYLv1HD/WBYHGUhVefGxjZzlrftTBVGM6Tg3xA H9idhgZGw4H0gfKDP16Nybc9x+31xKfgQm30ZUsyIjxf/viPjI6eSHl5Zl3YGuedsSb3 7iVY9uyELM4kaGUPeniwFm5EyOF/Or+frt5mMycWDsM81u8WMPw5Aikzv7eK5dOCG7RI RVPw== X-Forwarded-Encrypted: i=1; AJvYcCXviguGIhUsxHqahogBmve6i4CzPQQSRltvwqU+HAWJyilsjoifTLurvEw7mJSe9zYFZJNT1dlyeuEdZA+jpu94U7zU92HHUYW8GgLVwsfHNdsPi04= X-Gm-Message-State: AOJu0YwpI5Ze9oMdOgvm9Dj3jzTerObNitnjI0jP1tJlGZPr4B4gseqp yBz9n5VgxteDcOghZfzRJjVa4pQKWHXcBGx7KNvyxEhiZ+HaS/WfmiAqtih/gCk= X-Google-Smtp-Source: AGHT+IHNA2BYQWf8nF+jRVWSyPPg2bPlwArHWLy6PM4SmwNbkF0olKvDiylRDcSa+7MSHWE293D2kw== X-Received: by 2002:adf:fe42:0:b0:33b:2ee3:ba93 with SMTP id m2-20020adffe42000000b0033b2ee3ba93mr316809wrs.9.1707521604453; Fri, 09 Feb 2024 15:33:24 -0800 (PST) X-Forwarded-Encrypted: i=1; AJvYcCXPa5H8onRW5kDbWqeCgZkCs1u0oFUENevsavhcWcGIYkGyXC9QqOMrIVIDumhWDNLT2Vt4LtoTpc1XAv8zCTILswcnFsG8ap+Qi80QadfJi+rEgsw= Received: from ?IPv6:2001:8b0:aba:5f3c:c350:b3c8:3bca:cef1? ([2001:8b0:aba:5f3c:c350:b3c8:3bca:cef1]) by smtp.gmail.com with ESMTPSA id b8-20020a05600003c800b0033b5a6b4b9bsm384434wrg.71.2024.02.09.15.33.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Feb 2024 15:33:23 -0800 (PST) Message-ID: <612f5374fb6105beec5c4c9131ab598cd6390dc0.camel@linuxfoundation.org> Subject: Re: [bitbake-devel] regression of 'world' performance? From: Richard Purdie To: Alexander Kanavin Cc: Khem Raj , bitbake-devel Date: Fri, 09 Feb 2024 23:33:22 +0000 In-Reply-To: References: <0186f166a0ded0d97d5e19f64a3dd8e5ad44a92f.camel@linuxfoundation.org> <947006112712dcca07c607eb6b49b7e4e475c3d9.camel@linuxfoundation.org> <829c8fff2e6735297f036fdb878f4d244cf08f91.camel@linuxfoundation.org> <17B24084174823DE.15017@lists.openembedded.org> Autocrypt: addr=richard.purdie@linuxfoundation.org; prefer-encrypt=mutual; keydata=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 xdHKck7aaB1FgbpGn9e9/WAeAPC722eJsxhujxgKaS9b7mHcTcWeMP7KFut4yKTDHovt4VbQOd 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 NuWDKH+9uvhGbdvURJHCRPTpgcdCo64d+IMzA+XmZUg0P722IyVmB+I2TgjaIRr/NsbsGP4x3u8 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 KjTi3em7xDpqA1Rxd/rV4z9VQJrbpL/oiPCnTW/iCx+eMH70dRk+gHxSU8FWVf+CucFZprvO9UMi 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 0zgmm+/RfbZFHbeuea/lVInXpNBMDj+pl3VyygUae65DMFWgYVSLtXPTRLVMb2mIxiNpk3T2UcuVW 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 WpERQ9FmtGo2PVqnMaZy2w9lkNNn8ccyMWpP2EwGuCxONQrc22a7WnCYLTpOukLUSD7ApH7M2Jk8on 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 YNvg== Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.50.0-1 MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Fri, 09 Feb 2024 23:33:37 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/bitbake-devel/message/15868 On Fri, 2024-02-09 at 21:44 +0100, Alexander Kanavin wrote: > On Fri, 9 Feb 2024 at 18:02, Alexander Kanavin via > lists.openembedded.org > wrote: > > I worked around it by running 'bitbake world' without -P so it could > > parse recipes successfully, then re-running with -P against pre-parsed > > data. So profiles are being collected now. >=20 > Here it is: https://drive.google.com/file/d/1bM1MGJWU5uWRf6kE6AaENQLQKIbo= pnGW/view?usp=3Dsharing >=20 > I pressed ctrl-c after some 20 minutes - I took a look into it then > but somehow couldn't find anything related to execute(). The two > collected profiles seemingly are just waiting on select(). This didn't make much sense to me so I ended up going digging. The traceback you showed is reproducible if you trigger parsing while using -P so a bug needs fixing there. You can avoid it with something like: bitbake -p bitbake world -nP However what I've then realised is that when we added the second thread to cooker, we only dump the performance data for one of the threads, not the other. So I suspect we need to fix the profiling to dump the stats on the second thread, then we'll see what the real issue is. I can confirm that bitbake world -nP is running much slower than it should, even just for oe-core. Cheers, Richard