From mboxrd@z Thu Jan 1 00:00:00 1970 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 B8F59CA0EE6 for ; Tue, 19 Aug 2025 16:51:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6BB7510E63B; Tue, 19 Aug 2025 16:51:50 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="nApd1uAD"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id 696DA10E63B for ; Tue, 19 Aug 2025 16:51:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1755622310; x=1787158310; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=hzblfJRfWWjve+sqznLZ/hKhwDWKxUaNRLvnGBQWlxA=; b=nApd1uADRLSWhIJp6czGFQuCEyCb9+gWR2qZma8cJbiyk79+zTzMLXk0 MVo0V+WKybwvsJqlv0dw61XXSF9LcDNRnOgU9tPIhTVH9QfGeD1m9MSb2 TB+lRRfZQjiOXWAz+xdLI9jTWeR4Ayu+GsilcCe+eeDTFvqRM3m3VSwEV cD44KwRr0Wng6FRdFYwIF6LqWsgIaY98QZ5ypbUL6abt0H6P8n+JAi7xK 0mi3H9AlGYFS7wLrG8U2k4BTAVf6O8yhC/siY0Tx3W00GWHpGUsGd8g7L Fybs192YIqI27txRR3bxfK2KPsxEULXQLsEeKFprFXlHYhgTkBvVtQb6U g==; X-CSE-ConnectionGUID: ZFCd93H9QiesUPRfnqlR5Q== X-CSE-MsgGUID: lpLGTRkDQL+AD3xsG9mt/g== X-IronPort-AV: E=McAfee;i="6800,10657,11527"; a="57732291" X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="57732291" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2025 09:51:50 -0700 X-CSE-ConnectionGUID: RjJfhnz5R5SGesX+xjfCAA== X-CSE-MsgGUID: XRSElOfMScirM4DWFstdxQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="172146349" Received: from mbernato-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.113.129]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2025 09:51:46 -0700 From: Marcin Bernatowicz To: igt-dev@lists.freedesktop.org Cc: Marcin Bernatowicz , Adam Miszczak , Jakub Kolakowski , Kamil Konieczny , Lukasz Laguna , Satyanarayana K V P Subject: [PATCH v2 i-g-t 0/3] tests/intel/xe_sriov_scheduling: Refactor submission/measurement Date: Tue, 19 Aug 2025 18:50:42 +0200 Message-Id: <20250819165045.467613-1-marcin.bernatowicz@linux.intel.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" Refactor submission/measurement to better saturate HW and make throughput comparisons more robust, especially with short jobs. Add the --inflight option. - Drive a K-in-flight pipeline per VF using per-slot BO/addr/spin and binary out-fences; add subm_exec_slot()/subm_wait_slot() (prefill + refill). - Record complete_ts[] and per-slot submit_ts[]; build the common window from completions [max(first), min(last)] and compute throughput as count/window. - Push durations as submit-to-completion (complete_ts - submit_ts) and print "mean submit->signal latency". - Add --inflight (0=auto; non-preempt defaults to 1; short jobs pick higher K); print chosen K in the banner. Signed-off-by: Marcin Bernatowicz Cc: Adam Miszczak Cc: Jakub Kolakowski Cc: Kamil Konieczny Cc: Lukasz Laguna Cc: Satyanarayana K V P Marcin Bernatowicz (3): tests/intel/xe_sriov_scheduling: Keep K submissions in flight tests/intel/xe_sriov_scheduling: Compute throughput from completion timestamps tests/intel/xe_sriov_scheduling: Make in-flight submissions configurable tests/intel/xe_sriov_scheduling.c | 234 +++++++++++++++++++++--------- 1 file changed, 166 insertions(+), 68 deletions(-) -- 2.31.1