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[147.75.80.249]) by mx.google.com with ESMTPS id f8-20020a17090624c800b00a2accc5f990si484940ejb.784.2024.01.11.04.22.58 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Jan 2024 04:22:58 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-23580-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) client-ip=147.75.80.249; Authentication-Results: mx.google.com; dkim=pass header.i=@alu.hr header.s=mail header.b=pZ5QcuGl; dkim=fail header.i=@alu.unizg.hr header.s=mail header.b=Uao2RK5W; spf=pass (google.com: domain of linux-kernel+bounces-23580-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-23580-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=alu.hr Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 57DF31F22158 for ; Thu, 11 Jan 2024 12:22:58 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 6F2C015AC4; Thu, 11 Jan 2024 12:22:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=alu.hr header.i=@alu.hr header.b="pZ5QcuGl"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=alu.unizg.hr header.i=@alu.unizg.hr header.b="Uao2RK5W" Received: from domac.alu.hr (domac.alu.unizg.hr [161.53.235.3]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9511E156C7; Thu, 11 Jan 2024 12:22:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=alu.hr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alu.hr Received: from localhost (localhost [127.0.0.1]) by domac.alu.hr (Postfix) with ESMTP id E878B60177; Thu, 11 Jan 2024 13:22:41 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=alu.hr; s=mail; t=1704975761; bh=Uk8yklKEoRrgk9eAUyK20nUPSlbebqbTL3+vl1utoWI=; h=Date:From:To:Cc:Subject:From; b=pZ5QcuGlmtKqL6XdK/9LHSGr/7jksEfPwTN0Mwb2tRf1iep5AoGqryi5gzsCRvOWk fEywDwb5DqcetMGH1hbgTW5+1ckqN9ribn/RtgY+D6Bbk4pP8eCutO0P1oiMVY7f28 XDrlsSJwoiPgQDLX9rUCKygz0w474L0iagx28Wx67cccs9goEvttsSkd9cHDlZ+Ocl Mza7vEguJE7vbr7CCzYyVnmNDoVhat5g9s1U7zwZhKSWSSxn4l2Aqe/CF2KtGh+9Aa R8PiwR66IixdSQGPUdgRwB5TpwCkqBhwQgGtDKwQrSGMBjeduqpL9S4bHSPv6KsUmL YeKFNL+jc9/DQ== X-Virus-Scanned: Debian amavisd-new at domac.alu.hr Received: from domac.alu.hr ([127.0.0.1]) by localhost (domac.alu.hr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 1b8Y0zAnc3gf; Thu, 11 Jan 2024 13:22:39 +0100 (CET) Received: from [10.0.1.190] (unknown [161.53.83.23]) by domac.alu.hr (Postfix) with ESMTPSA id DE24B60171; Thu, 11 Jan 2024 13:22:39 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=alu.unizg.hr; s=mail; t=1704975759; bh=Uk8yklKEoRrgk9eAUyK20nUPSlbebqbTL3+vl1utoWI=; h=Date:From:To:Cc:Subject:From; b=Uao2RK5WkN8011lHStw83RcojJUubx/2qt/PvLr6Jj5+tiOd+5JE/ze+OSK4VCGVt QoWfr/o5tiPB/MydIqXXVbMeNK+Fr0YhddqalK9E7Uqy1YzQUKgolRdqlEdHgwisnk RjCWMCaptUZb7IM+0VcAttynJ79VdkspvaIOl2TVbYkdfnyeHPQozYf8dMXTVYMs8p wB7yn6TAxvZzjO3OynzNpK/yItLJvMT0i35g4fxGrRV7fMaIGA7XIFPommhAluvNEY 6RM03X+OehzuLc1+31rjG39X1cNiew7VQ4aRIR7FNw7EwfSIKn+4ZFjqxezMdatS2G PjhGDfIHCkOBg== Message-ID: Date: Thu, 11 Jan 2024 13:22:39 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US From: Mirsad Todorovac To: linux-kbuild@vger.kernel.org Cc: linux-kernel@vger.kernel.org Subject: [PROBLEM] Very long .deb package build times for bindeb-pkg build target Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi, With this new release, it seems that Debian kernel build uses "xz" in single- threaded mode: Tasks: 484 total, 2 running, 481 sleeping, 0 stopped, 1 zombie %Cpu(s): 2.5 us, 2.2 sy, 6.3 ni, 85.1 id, 2.3 wa, 0.0 hi, 1.7 si, 0.0 st MiB Mem : 64128.3 total, 524.3 free, 5832.0 used, 58540.9 buff/cache MiB Swap: 32760.0 total, 32758.7 free, 1.2 used. 58296.3 avail Mem PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 978084 marvin 30 10 112440 97792 2432 R 100.0 0.1 29:30.23 xz Before dpkg-deb was using up to 3200% of CPU time on a 16 core SMT CPU. Can it be something with dpkg-deb --thread-max=%n option? Waiting for half an hour just for the build of linux-image-...-dbg package seems like an overkill ... Thank you. Best regards, Mirsad