From patchwork Fri Aug 9 07:43:36 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yong Huang X-Patchwork-Id: 13758497 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F10BBC52D7F for ; Fri, 9 Aug 2024 07:47:06 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1scKKI-0003Jo-AF; Fri, 09 Aug 2024 03:46:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1scKKG-0003Di-P2 for qemu-devel@nongnu.org; Fri, 09 Aug 2024 03:46:16 -0400 Received: from mail-oa1-x2a.google.com ([2001:4860:4864:20::2a]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1scKKE-0002wV-Vp for qemu-devel@nongnu.org; Fri, 09 Aug 2024 03:46:16 -0400 Received: by mail-oa1-x2a.google.com with SMTP id 586e51a60fabf-2681941eae0so1138760fac.0 for ; Fri, 09 Aug 2024 00:44:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=smartx-com.20230601.gappssmtp.com; s=20230601; t=1723189453; x=1723794253; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=PlG0m1x7ya8hrxKmBgQuKNFRBggj2AEemAM32YMHYUM=; b=lQmcftGEUK1JmJFH8GpEmmZPOPQxwzQ9Iap2/SoY2AufD93WygfkZERa7WCG0Vc8S3 Df2bJrDkjOSlcqkJ+lpvJPgy0AbaJ0UfQmthP+gpzkFwnwQwOaeIsBx+s7OLCUmoNVT3 KedH3X54pUERRZvets9tlX34vUV6BjkgfRa5jNGKZaQK3FA+OrlXk277qE+vyP36Yw1u khkiplZPaxsn2G3OdAFCgv4LSSvIBsYUYtv6WlxE//9NOp4rv1CWhc54Dob0CSznOrTa V2eYFFBCWO08QSUqMH6w79V5VkKjxBS5CBsrQyu32S/NgXpuN9Fvj5AwD4Knm/LSqLis bKGg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723189453; x=1723794253; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=PlG0m1x7ya8hrxKmBgQuKNFRBggj2AEemAM32YMHYUM=; b=DnIsXMuabNJYAZDtFVFQZn8NIYV+8cFu9DrNZ0PY1V9OCckIrOokHjBdqamyC82+m5 bUs7/ii1JxOvX6kCAUg8pMC8xbbdpmUKbXQpgiEbNdRcmP6GHMoxMlXk4n6KbfgWdmd6 Ca5r/1BJtnwud6jEnRv4//WnG5MLZrRC6t6U5A5AtF7Z0CwyEYOlFm9XnqCHslhyMWNT zKDZeirIiK2Dzm2bQMW1a0To6jzQTYjWG+EvTLGWjnC1paVtSggolFsli5SQcGsWsfXP eRyRb2lm5cP1FbyzGkR4DHpTjqIat8et/07MS+r/zxRZhMp//v6Uyz1bFgEnJf933yZK ESwA== X-Gm-Message-State: AOJu0Yw02O7maEPvKLisIn88ThBlUKz4P1S3VbuFtHJrZZwGb1ppAdxk I9Kfu4fN2cup7habaBP21tU2G2iIV1xs5oYlqUTQHQ1hDp0GeBXZZ0Z8Fr1rcyf8uLw/XwSAG5a vcopLaw== X-Google-Smtp-Source: AGHT+IEAEzO8Vtnui71+5ahQDWUecs1pXgNrC+I2Vj8V6JpxtABLc3kj/7Tek/lnIFuPzp4AoX7h4g== X-Received: by 2002:a05:6870:ec88:b0:260:f75c:c28b with SMTP id 586e51a60fabf-26c62c14084mr848584fac.8.1723189452846; Fri, 09 Aug 2024 00:44:12 -0700 (PDT) Received: from Hyman-Dev-Euler.zelin.local ([85.208.104.155]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-710cb22a455sm2123212b3a.71.2024.08.09.00.44.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Aug 2024 00:44:12 -0700 (PDT) From: yong.huang@smartx.com To: qemu-devel@nongnu.org Cc: Fabiano Rosas , Peter Xu , yong.huang@smartx.com Subject: [PATCH v1 5/5] guestperf: Introduce multifd compression option Date: Fri, 9 Aug 2024 15:43:36 +0800 Message-Id: <9b17f5772ec14db0a43e03112130e588433ae68d.1723189080.git.yong.huang@smartx.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: none client-ip=2001:4860:4864:20::2a; envelope-from=yong.huang@smartx.com; helo=mail-oa1-x2a.google.com 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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=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 From: Hyman Huang Guestperf tool does not cover the multifd compression option currently, it is worth supporting so that developers can analysis the migration performance with different compression algorithms. Multifd support 4 compression algorithms currently: zlib, zstd, qpl, uadk To request that multifd with the specified compression algorithm such as zlib: $ ./scripts/migration/guestperf.py \ --multifd --multifd-channels 4 --multifd-compression zlib \ --output output.json To run the entire standardized set of multifd compression comparisons, with unix migration: $ ./scripts/migration/guestperf-batch.py \ --dst-host localhost --transport unix \ --filter compr-multifd-compression* --output outputdir Signed-off-by: Hyman Huang --- scripts/migration/guestperf/comparison.py | 13 +++++++++++++ scripts/migration/guestperf/engine.py | 14 ++++++++++++++ scripts/migration/guestperf/scenario.py | 7 +++++-- scripts/migration/guestperf/shell.py | 3 +++ 4 files changed, 35 insertions(+), 2 deletions(-) diff --git a/scripts/migration/guestperf/comparison.py b/scripts/migration/guestperf/comparison.py index 40e9d2eb1d..e209a68ce5 100644 --- a/scripts/migration/guestperf/comparison.py +++ b/scripts/migration/guestperf/comparison.py @@ -158,4 +158,17 @@ def __init__(self, name, scenarios): Scenario("compr-dirty-limit-50MB", dirty_limit=True, vcpu_dirty_limit=50), ]), + + # Looking at effect of multifd with + # different compression algorithms + Comparison("compr-multifd-compression", scenarios = [ + Scenario("compr-multifd-compression-zlib", + multifd=True, multifd_channels=4, multifd_compression="zlib"), + Scenario("compr-multifd-compression-zstd", + multifd=True, multifd_channels=4, multifd_compression="zstd"), + Scenario("compr-multifd-compression-qpl", + multifd=True, multifd_channels=4, multifd_compression="qpl"), + Scenario("compr-multifd-compression-uadk", + multifd=True, multifd_channels=4, multifd_compression="uadk"), + ]), ] diff --git a/scripts/migration/guestperf/engine.py b/scripts/migration/guestperf/engine.py index 4cddd05a9d..59e77edb72 100644 --- a/scripts/migration/guestperf/engine.py +++ b/scripts/migration/guestperf/engine.py @@ -31,6 +31,8 @@ '..', '..', '..', 'python')) from qemu.machine import QEMUMachine +# multifd supported compression algorithms +MULTIFD_CMP_ALGS = ("zlib", "zstd", "qpl", "uadk") class Engine(object): @@ -191,6 +193,12 @@ def _migrate(self, hardware, scenario, src, scenario._compression_xbzrle_cache)) if scenario._multifd: + if (scenario._multifd_compression and + (scenario._multifd_compression not in MULTIFD_CMP_ALGS)): + raise Exception("unsupported multifd compression " + "algorithm: %s" % + scenario._multifd_compression) + resp = src.cmd("migrate-set-capabilities", capabilities = [ { "capability": "multifd", @@ -206,6 +214,12 @@ def _migrate(self, hardware, scenario, src, resp = dst.cmd("migrate-set-parameters", multifd_channels=scenario._multifd_channels) + if scenario._multifd_compression: + resp = src.cmd("migrate-set-parameters", + multifd_compression=scenario._multifd_compression) + resp = dst.cmd("migrate-set-parameters", + multifd_compression=scenario._multifd_compression) + if scenario._dirty_limit: if not hardware._dirty_ring_size: raise Exception("dirty ring size must be configured when " diff --git a/scripts/migration/guestperf/scenario.py b/scripts/migration/guestperf/scenario.py index 154c4f5d5f..4be7fafebf 100644 --- a/scripts/migration/guestperf/scenario.py +++ b/scripts/migration/guestperf/scenario.py @@ -30,7 +30,7 @@ def __init__(self, name, auto_converge=False, auto_converge_step=10, compression_mt=False, compression_mt_threads=1, compression_xbzrle=False, compression_xbzrle_cache=10, - multifd=False, multifd_channels=2, + multifd=False, multifd_channels=2, multifd_compression="", dirty_limit=False, x_vcpu_dirty_limit_period=500, vcpu_dirty_limit=1): @@ -61,6 +61,7 @@ def __init__(self, name, self._multifd = multifd self._multifd_channels = multifd_channels + self._multifd_compression = multifd_compression self._dirty_limit = dirty_limit self._x_vcpu_dirty_limit_period = x_vcpu_dirty_limit_period @@ -85,6 +86,7 @@ def serialize(self): "compression_xbzrle_cache": self._compression_xbzrle_cache, "multifd": self._multifd, "multifd_channels": self._multifd_channels, + "multifd_compression": self._multifd_compression, "dirty_limit": self._dirty_limit, "x_vcpu_dirty_limit_period": self._x_vcpu_dirty_limit_period, "vcpu_dirty_limit": self._vcpu_dirty_limit, @@ -109,4 +111,5 @@ def deserialize(cls, data): data["compression_xbzrle"], data["compression_xbzrle_cache"], data["multifd"], - data["multifd_channels"]) + data["multifd_channels"], + data["multifd_compression"]) diff --git a/scripts/migration/guestperf/shell.py b/scripts/migration/guestperf/shell.py index c85d89efec..1452eb8a33 100644 --- a/scripts/migration/guestperf/shell.py +++ b/scripts/migration/guestperf/shell.py @@ -130,6 +130,8 @@ def __init__(self): action="store_true") parser.add_argument("--multifd-channels", dest="multifd_channels", default=2, type=int) + parser.add_argument("--multifd-compression", dest="multifd_compression", + default="") parser.add_argument("--dirty-limit", dest="dirty_limit", default=False, action="store_true") @@ -166,6 +168,7 @@ def get_scenario(self, args): multifd=args.multifd, multifd_channels=args.multifd_channels, + multifd_compression=args.multifd_compression, dirty_limit=args.dirty_limit, x_vcpu_dirty_limit_period=\