From nobody Mon Feb 9 18:30:22 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1615399885; cv=none; d=zohomail.com; s=zohoarc; b=MIhEIIFszV86H9FU7pRTda+lYrwEIKGZ4m52ubbcvEMXPjOihC0FkWMacWaVSvq9IFkgz0SvYbZzGflqaBY81faHhr2/spLaynALHZrEW3eckIMHXQOpX9F/NlnTqCqGV4RTJdq5wC5KZksGln/DxOHXDpTuVY/E/2NoDFrR1bY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1615399885; h=Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:Sender:Subject:To; bh=cCCi1TIds2cfuHaM9omHsp9cNZZwPuVh1uLwMaeU46I=; b=HuUgMft7JZouSTyCg/gJI6aLMUDcqhQWQog9WkV/wmfwo6A1POaqglQFqpaoYjFz2w8mh1yT3dHI27SpoWiwmTN2anzZPM7oxfqLC6Plg4yeRNSm2QTpUanqywIWUfgAzeU0Ru+EA7YCI2y0d3xXRK21eKLHzpDv34n7ffxwyg0= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1615399885849590.9716794785348; Wed, 10 Mar 2021 10:11:25 -0800 (PST) Received: from localhost ([::1]:59856 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lK3Iq-0001gn-Lf for importer@patchew.org; Wed, 10 Mar 2021 13:11:24 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:49698) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lK36K-0007Py-Py for qemu-devel@nongnu.org; Wed, 10 Mar 2021 12:58:29 -0500 Received: from prt-mail.chinatelecom.cn ([42.123.76.219]:50495 helo=chinatelecom.cn) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lK36H-0002lD-MJ for qemu-devel@nongnu.org; Wed, 10 Mar 2021 12:58:28 -0500 Received: from clientip-125.69.43.3?logid-443ee2a1cd8f4527b16653978d24c618 (unknown [172.18.0.218]) by chinatelecom.cn (HERMES) with SMTP id 3D235280083; Thu, 11 Mar 2021 01:58:14 +0800 (CST) Received: from ([172.18.0.218]) by App0025 with ESMTP id 443ee2a1cd8f4527b16653978d24c618 for qemu-devel@nongnu.org; Thu Mar 11 01:58:21 2021 HMM_SOURCE_IP: 172.18.0.218:60388.1129081652 HMM_ATTACHE_NUM: 0000 HMM_SOURCE_TYPE: SMTP X-189-SAVE-TO-SEND: +huangy81@chinatelecom.cn X-Transaction-ID: 443ee2a1cd8f4527b16653978d24c618 X-filter-score: filter<0> X-Real-From: huangy81@chinatelecom.cn X-Receive-IP: 172.18.0.218 X-MEDUSA-Status: 0 From: huangy81@chinatelecom.cn To: qemu-devel Subject: [RFC] tests/migration: introduce multifd into guestperf toolkit Date: Thu, 11 Mar 2021 01:57:46 +0800 Message-Id: <726fc52e2f4ae6914ae43263bc02721a6c0eb6e7.1615398669.git.huangy81@chinatelecom.cn> X-Mailer: git-send-email 1.8.3.1 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=42.123.76.219; envelope-from=huangy81@chinatelecom.cn; helo=chinatelecom.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Hyman , Eduardo Habkost , Cleber Rosa Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Hyman Current guestperf tool does not support multifd migration, introducing it is good idea so that we can compare the performence of all type of migration. Signed-off-by: Hyman --- tests/migration/guestperf/comparison.py | 14 ++++++++++++++ tests/migration/guestperf/engine.py | 16 ++++++++++++++++ tests/migration/guestperf/scenario.py | 12 ++++++++++-- tests/migration/guestperf/shell.py | 8 +++++++- 4 files changed, 47 insertions(+), 3 deletions(-) diff --git a/tests/migration/guestperf/comparison.py b/tests/migration/gues= tperf/comparison.py index ba2edbe..088e1a7 100644 --- a/tests/migration/guestperf/comparison.py +++ b/tests/migration/guestperf/comparison.py @@ -121,4 +121,18 @@ def __init__(self, name, scenarios): Scenario("compr-xbzrle-cache-50", compression_xbzrle=3DTrue, compression_xbzrle_cache=3D50), ]), + + + # Looking at effect of multifd with + # varying numbers of channels + Comparison("compr-multifd", scenarios =3D [ + Scenario("compr-multifd-channels-2", + multifd=3DTrue, multifd_channels=3D2), + Scenario("compr-multifd-channels-32", + multifd=3DTrue, multifd_channels=3D32), + Scenario("compr-multifd-channels-64", + multifd=3DTrue, multifd_channels=3D64), + Scenario("compr-multifd-channels-128", + multifd=3DTrue, multifd_channels=3D128), + ]), ] diff --git a/tests/migration/guestperf/engine.py b/tests/migration/guestper= f/engine.py index 83bfc3b..2a7f1ac 100644 --- a/tests/migration/guestperf/engine.py +++ b/tests/migration/guestperf/engine.py @@ -186,6 +186,22 @@ def _migrate(self, hardware, scenario, src, dst, conne= ct_uri): value=3D(hardware._mem * 1024 * 1024 * 1024= / 100 * scenario._compression_xbzrle_cache)) =20 + if scenario._multifd: + resp =3D src.command("migrate-set-capabilities", + capabilities =3D [ + { "capability": "multifd", + "state": True } + ]) + resp =3D src.command("migrate-set-parameters", + multifd_channels=3Dscenario._multifd_channe= ls) + resp =3D dst.command("migrate-set-capabilities", + capabilities =3D [ + { "capability": "multifd", + "state": True } + ]) + resp =3D dst.command("migrate-set-parameters", + multifd_channels=3Dscenario._multifd_channe= ls) + resp =3D src.command("migrate", uri=3Dconnect_uri) =20 post_copy =3D False diff --git a/tests/migration/guestperf/scenario.py b/tests/migration/guestp= erf/scenario.py index 28ef36c..de70d9b 100644 --- a/tests/migration/guestperf/scenario.py +++ b/tests/migration/guestperf/scenario.py @@ -29,7 +29,8 @@ def __init__(self, name, post_copy=3DFalse, post_copy_iters=3D5, auto_converge=3DFalse, auto_converge_step=3D10, compression_mt=3DFalse, compression_mt_threads=3D1, - compression_xbzrle=3DFalse, compression_xbzrle_cache=3D10= ): + compression_xbzrle=3DFalse, compression_xbzrle_cache=3D10, + multifd=3DFalse, multifd_channels=3D2): =20 self._name =3D name =20 @@ -56,6 +57,9 @@ def __init__(self, name, self._compression_xbzrle =3D compression_xbzrle self._compression_xbzrle_cache =3D compression_xbzrle_cache # perc= entage of guest RAM =20 + self._multifd =3D multifd + self._multifd_channels =3D multifd_channels + def serialize(self): return { "name": self._name, @@ -73,6 +77,8 @@ def serialize(self): "compression_mt_threads": self._compression_mt_threads, "compression_xbzrle": self._compression_xbzrle, "compression_xbzrle_cache": self._compression_xbzrle_cache, + "multifd": self._multifd, + "multifd_channels": self._multifd_channels, } =20 @classmethod @@ -92,4 +98,6 @@ def deserialize(cls, data): data["compression_mt"], data["compression_mt_threads"], data["compression_xbzrle"], - data["compression_xbzrle_cache"]) + data["compression_xbzrle_cache"], + data["multifd"], + data["multifd_channels"]) diff --git a/tests/migration/guestperf/shell.py b/tests/migration/guestperf= /shell.py index f838888..20c8a25 100644 --- a/tests/migration/guestperf/shell.py +++ b/tests/migration/guestperf/shell.py @@ -122,6 +122,9 @@ def __init__(self): parser.add_argument("--compression-xbzrle", dest=3D"compression_xb= zrle", default=3DFalse, action=3D"store_true") parser.add_argument("--compression-xbzrle-cache", dest=3D"compress= ion_xbzrle_cache", default=3D10, type=3Dint) =20 + parser.add_argument("--multifd", dest=3D"multifd", default=3DFalse= , action=3D"store_true") + parser.add_argument("--multifd-channels", dest=3D"multifd_channels= ", default=3D2, type=3Dint) + def get_scenario(self, args): return Scenario(name=3D"perfreport", downtime=3Dargs.downtime, @@ -142,7 +145,10 @@ def get_scenario(self, args): compression_mt_threads=3Dargs.compression_mt_threa= ds, =20 compression_xbzrle=3Dargs.compression_xbzrle, - compression_xbzrle_cache=3Dargs.compression_xbzrle= _cache) + compression_xbzrle_cache=3Dargs.compression_xbzrle= _cache, + + multifd=3Dargs.multifd, + multifd_channels=3Dargs.multifd_channels) =20 def run(self, argv): args =3D self._parser.parse_args(argv) --=20 1.8.3.1