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Thu, 5 Jan 2023 09:11:00 +0000 (GMT) References: <20221230000221.2764875-1-richard.henderson@linaro.org> <20221230000221.2764875-48-richard.henderson@linaro.org> <3a43a0d5-acc3-cdec-4328-57fde042cfb0@linaro.org> <9376b5cb-10e5-30b7-ad6f-9ff1aae9685e@linaro.org> <8ba170da-3ffa-ffe9-edae-fbfa82c116cf@linaro.org> User-agent: mu4e 1.9.11; emacs 29.0.60 From: Alex =?utf-8?Q?Benn=C3=A9e?= To: Richard Henderson Cc: qemu-devel@nongnu.org, Ilya Leoshkevich , Peter Maydell Subject: Re: [PULL 47/47] tests/tcg/multiarch: add vma-pthread.c Date: Thu, 05 Jan 2023 09:10:17 +0000 In-reply-to: <8ba170da-3ffa-ffe9-edae-fbfa82c116cf@linaro.org> Message-ID: <87r0w9pcrf.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2a00:1450:4864:20::433; envelope-from=alex.bennee@linaro.org; helo=mail-wr1-x433.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Richard Henderson writes: > On 1/4/23 16:37, Richard Henderson wrote: >> On 1/4/23 16:26, Richard Henderson wrote: >>> =C2=A0From the failures I see on the gitlab merge job, I think I need to >>> resubmit with this new test adjusted to loop less, >>> >>>> +=C2=A0=C2=A0=C2=A0 for (i =3D 0; i < 50000; i++) { >>> >>> here. >>> >>> The failing jobs are --enable-debug, and take about 115 seconds to >>> run manually on our aarch64 test host, exceeding the 90 second >>> timeout. >>> >>> I'll cut this down to 10000 loops and double-check times before resubmi= tting. >> Hmm.=C2=A0 Even this only reduced the runtime to 98 seconds. > > Bah. The testcase didn't rebuild as expected. Building from clean, > the 10k loop completes in 20 seconds with optimization disabled. > > I do wonder what the build time / test time trade-off is here, and > whether we should be doing much -O0 testing in CI... I think the main argument for --enable-debug is less about the -O0 and more about the extra asserts. Can we have -O3 with --enable-debug-tcg? > > > r~ --=20 Alex Benn=C3=A9e Virtualisation Tech Lead @ Linaro