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Tue, 9 Feb 2021 20:17:50 +0000 Date: Tue, 9 Feb 2021 12:17:47 -0800 From: Roman Gushchin To: Johannes Weiner CC: Andrew Morton , Tejun Heo , Michal Hocko , Shakeel Butt , , , , Subject: Re: [PATCH v3 8/8] kselftests: cgroup: update kmem test for new vmstat implementation Message-ID: <20210209201747.GC524633@carbon.DHCP.thefacebook.com> References: <20210209163304.77088-1-hannes@cmpxchg.org> <20210209163304.77088-9-hannes@cmpxchg.org> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210209163304.77088-9-hannes@cmpxchg.org> X-Originating-IP: [2620:10d:c090:400::5:8775] X-ClientProxiedBy: BY3PR03CA0016.namprd03.prod.outlook.com (2603:10b6:a03:39a::21) To BYAPR15MB4136.namprd15.prod.outlook.com (2603:10b6:a03:96::24) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from carbon.DHCP.thefacebook.com (2620:10d:c090:400::5:8775) by BY3PR03CA0016.namprd03.prod.outlook.com (2603:10b6:a03:39a::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3846.25 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?AZJdvIMYsmVL6OyA5jeI1OYWiwbYtKtPSb/kEyGniHyDnswamGKORYu1YkHA?= =?us-ascii?Q?sdBMnGwTr4bkFuYzzjh/ABdIkYCb2y0WIiBL2LQr8bB6OQVpZcmhW0WhZEq0?= =?us-ascii?Q?dKbRQm9d+3u4qczEE6/TcO5gjmOIvTKAV10hvE7xgEZS0C+TMJPUezzRWz69?= =?us-ascii?Q?14oGjQrqUO7vek/EK/33xohOzwvbreOSn+tF5NkXAbLBN4PECgnNPNdfykED?= =?us-ascii?Q?TZtD1VvzO+wPqp0kv0Oug6HN5jdCtg+wQ2aSKH+N0rUbwpfXw7K4BvWn6/WP?= =?us-ascii?Q?OhONRoFlGgTe6s1JmqrSr8O1FLm/St2r5Umjw9t8GkpQPWR8XF3iVai4hMJ7?= =?us-ascii?Q?1kQWQxrn8+dEI23mZufmeuZfoRDJ20If5YJZRJvQkxp+oPgPoRCKwQUFfbs5?= =?us-ascii?Q?BVl7Zyb1LAh/vdrK4V4yaSNUWPGzfMHglBOpO7BDvxglUZKSKfhBnC8Lnq7y?= =?us-ascii?Q?+Ucl7FJm5am14/Q/JFptfgBvPZWd+zIW2XpcVUAaUfuLyQlK8BnciJnY3MJt?= =?us-ascii?Q?waFDeJ5sjcmw50zaFrWDlCjyBjryVcCe3XMQqKRNHAJxCHQgD3aqGxs0PjCU?= =?us-ascii?Q?VctlrC4LjtFaXKwPoOP4o2S3NpXWxOMA/KY+fbE9C0Kcd7eKfjAChfyTUtj3?= =?us-ascii?Q?Dax2CXusb6OR5flPsKe/3PRutEOo6peo3x8Vw45yFI/l5SMWWDrV0sQpIxpl?= =?us-ascii?Q?zt+JKic8cOhiBJUc6qOcyO+ji+cs3ZkSh6LGSF2mGfIe3p2oYmFtPMTQV3R0?= =?us-ascii?Q?Ib9w1sW2SnNVHIw6zS3lfYs23cl/n82J8d974P2I0KzBcKKysrLO9t5Sp2BV?= =?us-ascii?Q?vth+0ip6/D5WUH0RHS3vvsvOzVGf5pfxXN0B9MEZY+KbU2TNQcVa6wTHuFsW?= =?us-ascii?Q?hXwunqiUcJEfufxY9Z1iPV1CSKyDkBy5OZ+zFFf0vf+IGW5T2ofRhVW6AC0L?= =?us-ascii?Q?NNUs2iQba8g0mNX00DTYa+r7Lcjnv6992ippESNvlbZLiBOqWeOogk898sNu?= =?us-ascii?Q?x/9xWLHa8jG98+Q9SxYbc9OZJ4VS8X8ETti6K3ZTexJb1VyhhiBwx2a6bMKf?= =?us-ascii?Q?qzK46KdKDzPsXv2JGW8ZXj+8hpF1ktqG1lkDUBJ4GtKbgyp5CA+m+gCqNrOj?= =?us-ascii?Q?V7bMDwoByaJIOymk7Fk81K3YCY84jGbukUHFgAQQLqnn1kMEKqaGVP+p9mEF?= =?us-ascii?Q?P5gIKXtGpJmt3NrOzY0Pm3kqOqGWWwWGMVK1p/JnK20zGE+H3A8/qQIdqSBO?= =?us-ascii?Q?AkX0Dt2kAbF7eNvlLad/KqhiN81rUvW4UXxhalNtExXtbq31zF9AKYv7hMzz?= =?us-ascii?Q?n5r9i0PRdiHbC+1sJgr0m076HfjWC3cCgs+WD2vbak2qmg=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: 99331db0-d933-4e39-cf04-08d8cd37c62b X-MS-Exchange-CrossTenant-AuthSource: BYAPR15MB4136.namprd15.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Feb 2021 20:17:50.5879 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 8ae927fe-1255-47a7-a2af-5f3a069daaa2 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 5JMPfmoYtOpUYVUv3HxAghd7AoGiEWB06BvsQeCVqLYfh5hwsl2FIRG568uc4BD/ X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR15MB3480 X-OriginatorOrg: fb.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369,18.0.737 definitions=2021-02-09_07:2021-02-09,2021-02-09 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 mlxscore=0 lowpriorityscore=0 phishscore=0 clxscore=1015 bulkscore=0 suspectscore=0 malwarescore=0 mlxlogscore=999 adultscore=0 spamscore=0 priorityscore=1501 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2102090101 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 09, 2021 at 11:33:04AM -0500, Johannes Weiner wrote: > With memcg having switched to rstat, memory.stat output is precise. > Update the cgroup selftest to reflect the expectations and error > tolerances of the new implementation. > > Also add newly tracked types of memory to the memory.stat side of the > equation, since they're included in memory.current and could throw > false positives. > > Signed-off-by: Johannes Weiner > Reviewed-by: Shakeel Butt Acked-by: Roman Gushchin Thanks! From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roman Gushchin Subject: Re: [PATCH v3 8/8] kselftests: cgroup: update kmem test for new vmstat implementation Date: Tue, 9 Feb 2021 12:17:47 -0800 Message-ID: <20210209201747.GC524633@carbon.DHCP.thefacebook.com> References: <20210209163304.77088-1-hannes@cmpxchg.org> <20210209163304.77088-9-hannes@cmpxchg.org> Mime-Version: 1.0 Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=date : from : to : cc : subject : message-id : references : content-type : in-reply-to : mime-version; s=facebook; bh=DJERSTkw4isNjvcqx1tdH0RoH9cRE1Lx9NOu9ApbbQ4=; b=pNpn78ociYajKDdHPi0uWHCWr5V0//nNPr1dUC6my7RExsJ9aB8SJwnKxPFPjPxojo8f kC22GjxJNo1xdsDpTilCF6idorJdLIi8eCfCxEUFic3QqkEbfyCipeR6uuPe3qrKhtTw XW7BNLGnq1ylWD3JJ3JV1Od6qjWWr/E5/lY= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.onmicrosoft.com; s=selector2-fb-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=DJERSTkw4isNjvcqx1tdH0RoH9cRE1Lx9NOu9ApbbQ4=; b=Cs/84A5K0xG6I5ijeYXodS0Pl+eBOjQ+F3k+t4n+mdeajqr+iMjWFKqdwYfF77MVTVU8qjNl7EdlH/PWzoigSVtkojf/3uCWJASIDMQ8J0HqSc9SX+BqT7fA9hs4+CK0gV4upqW5wZJ4S5DJ2Yl+V+j1XOVc/TJslCpHXp36H3A= Content-Disposition: inline In-Reply-To: <20210209163304.77088-9-hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org> List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Johannes Weiner Cc: Andrew Morton , Tejun Heo , Michal Hocko , Shakeel Butt , linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, kernel-team-b10kYP2dOMg@public.gmane.org On Tue, Feb 09, 2021 at 11:33:04AM -0500, Johannes Weiner wrote: > With memcg having switched to rstat, memory.stat output is precise. > Update the cgroup selftest to reflect the expectations and error > tolerances of the new implementation. > > Also add newly tracked types of memory to the memory.stat side of the > equation, since they're included in memory.current and could throw > false positives. > > Signed-off-by: Johannes Weiner > Reviewed-by: Shakeel Butt Acked-by: Roman Gushchin Thanks!