From nobody Tue Feb 10 00:58:07 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of redhat.com designates 216.205.24.124 as permitted sender) client-ip=216.205.24.124; envelope-from=libvir-list-bounces@redhat.com; helo=us-smtp-delivery-124.mimecast.com; Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of redhat.com designates 216.205.24.124 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1614328562; cv=none; d=zohomail.com; s=zohoarc; b=Hzpe983JBhhtRTj6qUAwPg4XL3tcxx1NEwt+/odZ0GgCho0m5Zqog0ja3PABNz16vzzHwN+hS0p1FehTtvKZR9f1sYp3p7VGe84/GZuWbJL2jNAx7x13vQmPvjgjXlFvOladVGbMusUJDc4ABFI7kqNiu2e0+3DtZgn5hpzhZls= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1614328562; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=66mYCvE0vRl4lHv6Z16p6G5OjXum0k6cVKseiKVJBoE=; b=fe/MxbG6908msL5+fHv8E5h6fEYd2gj5I8KnNAlr/1p9zM6mxGro8rGhuS5ciSegeQm6KqGw5MZlHA8R0vEHlnwOYCOEd/G1lWTx70Z3+bOEHlXWOtwmDj9VIOSJEIuWKfT9QpkXWrnydbFnt6rkR5DmfFEHr4FXu9TlNgxDPk0= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of redhat.com designates 216.205.24.124 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by mx.zohomail.com with SMTPS id 1614328562172499.4319438842292; Fri, 26 Feb 2021 00:36:02 -0800 (PST) Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-561-xDS6ZRrqO0a9SJQ5dbhPtw-1; Fri, 26 Feb 2021 03:35:58 -0500 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1597618B62A7; Fri, 26 Feb 2021 08:35:53 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E55C3709B8; Fri, 26 Feb 2021 08:35:52 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id AC8B71809C8F; Fri, 26 Feb 2021 08:35:52 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 11Q8ZTjj002100 for ; Fri, 26 Feb 2021 03:35:29 -0500 Received: by smtp.corp.redhat.com (Postfix) id 223402166B27; Fri, 26 Feb 2021 08:35:29 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast05.extmail.prod.ext.rdu2.redhat.com [10.11.55.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1CAD22166B2D for ; Fri, 26 Feb 2021 08:35:29 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-2.mimecast.com [205.139.110.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 045609595C6 for ; Fri, 26 Feb 2021 08:35:29 +0000 (UTC) Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-508-yLJ8QhW9NpyB8QqmVm2mbA-1; Fri, 26 Feb 2021 03:35:24 -0500 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4Dn2xL4k2czjSHx; Fri, 26 Feb 2021 16:33:42 +0800 (CST) Received: from huawei.com (10.175.104.175) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.498.0; Fri, 26 Feb 2021 16:35:13 +0800 X-MC-Unique: xDS6ZRrqO0a9SJQ5dbhPtw-1 X-MC-Unique: yLJ8QhW9NpyB8QqmVm2mbA-1 From: Hao Wang To: Subject: [PATCH v6 2/5] migration/dirtyrate: Implement qemuDomainStartDirtyRateCalc Date: Fri, 26 Feb 2021 16:35:07 +0800 Message-ID: <20210226083510.1506318-3-wanghao232@huawei.com> In-Reply-To: <20210226083510.1506318-1-wanghao232@huawei.com> References: <20210226083510.1506318-1-wanghao232@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.104.175] X-CFilter-Loop: Reflected X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-MIME-Autoconverted: from quoted-printable to 8bit by lists01.pubmisc.prod.ext.phx2.redhat.com id 11Q8ZTjj002100 X-loop: libvir-list@redhat.com Cc: yubihong@huawei.com, zhengchuan@huawei.com, pkrempa@redhat.com, zhang.zhanghailiang@huawei.com, mprivozn@redhat.com, danielhb413@gmail.com, xiexiangyou@huawei.com, alex.chen@huawei.com, wanghao232@huawei.com X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=libvir-list-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Implement qemuDomainStartDirtyRateCalc which calculates domain's memory dirty rate calling qmp "calc-dirty-rate". Signed-off-by: Hao Wang --- src/qemu/qemu_driver.c | 59 ++++++++++++++++++++++++++++++++++++ src/qemu/qemu_monitor.c | 12 ++++++++ src/qemu/qemu_monitor.h | 4 +++ src/qemu/qemu_monitor_json.c | 22 ++++++++++++++ src/qemu/qemu_monitor_json.h | 4 +++ 5 files changed, 101 insertions(+) diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index b9bbdf8d48..7420937cf7 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -20302,6 +20302,64 @@ qemuDomainGetMessages(virDomainPtr dom, } =20 =20 +#define MIN_DIRTYRATE_CALC_PERIOD 1 /* supported min dirtyrate calculatin= g time: 1s */ +#define MAX_DIRTYRATE_CALC_PERIOD 60 /* supported max dirtyrate calculatin= g time: 60s */ + +static int +qemuDomainStartDirtyRateCalc(virDomainPtr dom, + int seconds, + unsigned int flags) +{ + virQEMUDriverPtr driver =3D dom->conn->privateData; + virDomainObjPtr vm; + qemuDomainObjPrivatePtr priv; + int ret =3D -1; + + virCheckFlags(0, -1); + + if (seconds < MIN_DIRTYRATE_CALC_PERIOD || + seconds > MAX_DIRTYRATE_CALC_PERIOD) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("seconds=3D%d is invalid, please choose value wit= hin [%d, %d]."), + seconds, + MIN_DIRTYRATE_CALC_PERIOD, + MAX_DIRTYRATE_CALC_PERIOD); + return -1; + } + + if (!(vm =3D qemuDomainObjFromDomain(dom))) + return -1; + + if (virDomainStartDirtyRateCalcEnsureACL(dom->conn, vm->def) < 0) + goto cleanup; + + if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_QUERY) < 0) + goto cleanup; + + if (!virDomainObjIsActive(vm)) { + virReportError(VIR_ERR_OPERATION_INVALID, + "%s", _("domain is not running")); + goto endjob; + } + + VIR_DEBUG("Calculate dirty rate in next %d seconds", seconds); + + priv =3D vm->privateData; + qemuDomainObjEnterMonitor(driver, vm); + ret =3D qemuMonitorStartDirtyRateCalc(priv->mon, seconds); + + if (qemuDomainObjExitMonitor(driver, vm) < 0) + ret =3D -1; + + endjob: + qemuDomainObjEndJob(driver, vm); + + cleanup: + virDomainObjEndAPI(&vm); + return ret; +} + + static virHypervisorDriver qemuHypervisorDriver =3D { .name =3D QEMU_DRIVER_NAME, .connectURIProbe =3D qemuConnectURIProbe, @@ -20544,6 +20602,7 @@ static virHypervisorDriver qemuHypervisorDriver =3D= { .domainAuthorizedSSHKeysGet =3D qemuDomainAuthorizedSSHKeysGet, /* 6.1= 0.0 */ .domainAuthorizedSSHKeysSet =3D qemuDomainAuthorizedSSHKeysSet, /* 6.1= 0.0 */ .domainGetMessages =3D qemuDomainGetMessages, /* 7.1.0 */ + .domainStartDirtyRateCalc =3D qemuDomainStartDirtyRateCalc, /* 7.2.0 */ }; =20 =20 diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c index 73f337a6be..05c57f5f1d 100644 --- a/src/qemu/qemu_monitor.c +++ b/src/qemu/qemu_monitor.c @@ -4742,3 +4742,15 @@ qemuMonitorTransactionBackup(virJSONValuePtr actions, return qemuMonitorJSONTransactionBackup(actions, device, jobname, targ= et, bitmap, syncmode); } + + +int +qemuMonitorStartDirtyRateCalc(qemuMonitorPtr mon, + int seconds) +{ + VIR_DEBUG("seconds=3D%d", seconds); + + QEMU_CHECK_MONITOR(mon); + + return qemuMonitorJSONStartDirtyRateCalc(mon, seconds); +} diff --git a/src/qemu/qemu_monitor.h b/src/qemu/qemu_monitor.h index d25c26343a..94813906b4 100644 --- a/src/qemu/qemu_monitor.h +++ b/src/qemu/qemu_monitor.h @@ -1526,3 +1526,7 @@ qemuMonitorTransactionBackup(virJSONValuePtr actions, const char *target, const char *bitmap, qemuMonitorTransactionBackupSyncMode syncmode= ); + +int +qemuMonitorStartDirtyRateCalc(qemuMonitorPtr mon, + int seconds); diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c index b2034b3a40..e6c127ab61 100644 --- a/src/qemu/qemu_monitor_json.c +++ b/src/qemu/qemu_monitor_json.c @@ -9483,3 +9483,25 @@ qemuMonitorJSONGetCPUMigratable(qemuMonitorPtr mon, return virJSONValueGetBoolean(virJSONValueObjectGet(reply, "return"), migratable); } + + +int +qemuMonitorJSONStartDirtyRateCalc(qemuMonitorPtr mon, + int seconds) +{ + g_autoptr(virJSONValue) cmd =3D NULL; + g_autoptr(virJSONValue) reply =3D NULL; + + if (!(cmd =3D qemuMonitorJSONMakeCommand("calc-dirty-rate", + "i:calc-time", seconds, + NULL))) + return -1; + + if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0) + return -1; + + if (qemuMonitorJSONCheckError(cmd, reply) < 0) + return -1; + + return 0; +} diff --git a/src/qemu/qemu_monitor_json.h b/src/qemu/qemu_monitor_json.h index 3dd1eb24c7..32782cf681 100644 --- a/src/qemu/qemu_monitor_json.h +++ b/src/qemu/qemu_monitor_json.h @@ -711,3 +711,7 @@ int qemuMonitorJSONSetDBusVMStateIdList(qemuMonitorPtr = mon, int qemuMonitorJSONGetCPUMigratable(qemuMonitorPtr mon, bool *migratable); + +int +qemuMonitorJSONStartDirtyRateCalc(qemuMonitorPtr mon, + int seconds); --=20 2.23.0