From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 54C4D42C9D; Tue, 13 Jun 2023 05:38:03 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 35E5040C35; Tue, 13 Jun 2023 05:38:03 +0200 (CEST) Received: from mail-pl1-f171.google.com (mail-pl1-f171.google.com [209.85.214.171]) by mails.dpdk.org (Postfix) with ESMTP id 98FB040A8A for ; Tue, 13 Jun 2023 05:38:02 +0200 (CEST) Received: by mail-pl1-f171.google.com with SMTP id d9443c01a7336-1b3ce6607cbso15617405ad.2 for ; Mon, 12 Jun 2023 20:38:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20221208.gappssmtp.com; s=20221208; t=1686627482; x=1689219482; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=Dz08tw5KY6S/azEo783SJpTpzVoS9YjIgQgXIPjr4l4=; b=qdDOZlidsomj6j+dRnO0jCQStJiRfZMkEEsFOcuIyJUOFIDN88CrUsRScSin+Ea0tZ mGKScVoyPvJybvSJfsdsPuC8nk88uJdey58pyU/xf+xjFHio+E8nvV8E0YuV+p4uP/us Jhx1Yf2zETC4rQggnm24NljUAq7YLaxybyVh9dC1eVDkuDNmhOVexdB0czA3l5JSZ34w i0u/XYxNzLJIu1cgPtuyWHZokfmlzBeQsFH1K3J2kBoQyePNjramowcwOeZoACI/05KD IboONXd1Xpr3BhE88m4n+wkI/KWzvr8pXxJQ0QyDUzsZI7Y4GQhUlia6CW3QNrEj/oLL ALBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686627482; x=1689219482; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Dz08tw5KY6S/azEo783SJpTpzVoS9YjIgQgXIPjr4l4=; b=U+KljEgx+HiWCIf6s/5DRhSDHTI3oMIQqS3GEoM5LYFb+FrVIWwvIxvj4Ccm8RFs1/ GoIeOU01Dpl82LeAWdxMkBUdhi6pw4iROa2aTwcA8yoU6HbVdVFnL8Mx8y4J+BY8MsdV HWSG2rB3nM+m8uIx8lZlaW32G1JIll6DxnIxeQW0hBiMHr5GOeJZgO9tipbHDLbWRoiD h/BQctrHNggLtOSsGhTgNRnUu4U68dG6/B6bs/ZVaP3F4Cis+oR0RiFjGtjQ4igMYUCg aSa376rMU6hiTvUCmq1zx9tJ/yLm1A9I1DihKIpeTKm99Ob4Ll0iADfuYUaSCjLnUy1e cqyA== X-Gm-Message-State: AC+VfDwpPvmH6dscbApDvt557NWZ2fDhQyPZAgv1UXUhVTwAtd+vHLgJ cto4guLE74h/D7mhHlt5jIBjYg== X-Google-Smtp-Source: ACHHUZ4ng3VyEIXUc7B5mvqTDb1BngZsIATNMeTD5d7BUhBwoIgLmA999KIsj6nWiwhTbdPOL3lVIQ== X-Received: by 2002:a17:902:ea0f:b0:1ac:d03a:9702 with SMTP id s15-20020a170902ea0f00b001acd03a9702mr9050037plg.67.1686627481776; Mon, 12 Jun 2023 20:38:01 -0700 (PDT) Received: from hermes.local (204-195-120-218.wavecable.com. [204.195.120.218]) by smtp.gmail.com with ESMTPSA id i12-20020a17090332cc00b001b04949e0acsm9025139plr.232.2023.06.12.20.38.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jun 2023 20:38:01 -0700 (PDT) Date: Mon, 12 Jun 2023 20:37:59 -0700 From: Stephen Hemminger To: Phil Yang Cc: david.marchand@redhat.com, dev@dpdk.org, aconole@redhat.com, Honnappa.Nagarahalli@arm.com, Ruifeng.Wang@arm.com, nd@arm.com Subject: Re: [dpdk-dev] [PATCH v2] test/atomic: reduce the number of loops to avoid timeouts Message-ID: <20230612203759.71a139ec@hermes.local> In-Reply-To: <1595907697-20260-1-git-send-email-phil.yang@arm.com> References: <1584936978-11899-2-git-send-email-phil.yang@arm.com> <1595907697-20260-1-git-send-email-phil.yang@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Tue, 28 Jul 2020 11:41:37 +0800 Phil Yang wrote: > Reduce the number of loops to 10K to avoid the meson test timeout > warning. > > For example: > $ sudo meson test -C build --suite DPDK:fast-tests / atomic_autotest -t 50 > [...] > 1/1 DPDK:fast-tests / atomic_autotest OK 187.35s > > Signed-off-by: Phil Yang I don't have Arm server to test on but this looks like a serious issue with Arm performance. FYI the default 1000000 takes 10 seconds on slow NUC (AMD x86). Is this a problem with the lack of real compare-exchange and the default atomic retry model for that? This patch didn't get applied in 3 years but still worth investigating if anyone has resources.