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Thu, 6 Apr 2023 12:44:13 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7B2C92004B; Thu, 6 Apr 2023 12:44:13 +0000 (GMT) Received: from [9.171.86.230] (unknown [9.171.86.230]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTP; Thu, 6 Apr 2023 12:44:13 +0000 (GMT) Message-ID: <38857c4f-8a3f-909e-2517-4f094513ce99@linux.ibm.com> Date: Thu, 6 Apr 2023 14:44:13 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0 Subject: Re: s390 private runner CI job timing out Content-Language: en-US To: Peter Maydell , Thomas Huth Cc: QEMU Developers , =?UTF-8?Q?Alex_Benn=c3=a9e?= References: <4521ce29-1d11-f253-7a7d-342f6bd9e6b0@redhat.com> <3b5cc225-50e8-e56d-3fa8-da052a515beb@linux.ibm.com> <149e9342-b48b-0871-ee4d-96c6f1d3f198@linux.ibm.com> <2e529c06-199f-6d5a-a75b-5b88aae44b2c@redhat.com> From: Christian Borntraeger In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: cxPob6fgpJ6IqD8f35CrXvEkhz0D6OD3 X-Proofpoint-GUID: 9KdEkUMnwodzgxss1E8D05IrA3-se5yU Content-Transfer-Encoding: 7bit X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-06_06,2023-04-06_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 clxscore=1015 bulkscore=0 adultscore=0 impostorscore=0 phishscore=0 lowpriorityscore=0 mlxlogscore=999 priorityscore=1501 spamscore=0 suspectscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304060110 Received-SPF: pass client-ip=148.163.156.1; envelope-from=borntraeger@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-2.224, 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 Am 06.04.23 um 14:39 schrieb Peter Maydell: > On Thu, 6 Apr 2023 at 13:30, Thomas Huth wrote: >> The thing is: it shouldn't take that long to build QEMU and run the tests >> here, theoretically. Some days ago, the job was finishing in 39 minutes: >> >> https://gitlab.com/qemu-project/qemu/-/jobs/3973481571 >> >> The recent run took 74 minutes: >> >> https://gitlab.com/qemu-project/qemu/-/jobs/4066136770 >> >> That's almost a factor of two! So there is definitely something strange >> going on. > > So that 39 minute run was about 22 minutes compile, 17 minutes test. > The 74 minute run was 45 minutes compile, 30 minutes test. > The number of compile steps in meson was pretty much the same > (10379 vs 10384) in each case. So the most plausible conclusion > seems like "the VM mysteriously got slower by nearly a factor of 2", > given that the slowdown seems to affect the compile and test > stages about equally. > > The VM has been up for 44 days, so we can rule out "rebooted into > a new kernel with some kind of perf bug". I will ask around if we can get a higher share of the system.