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 B79C8C36010 for ; Fri, 4 Apr 2025 12:32:05 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 711CD10E179; Fri, 4 Apr 2025 12:32:05 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="B0Y0CFgY"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9AC7010E179 for ; Fri, 4 Apr 2025 12:32:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1743769925; x=1775305925; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=MFeyTfw6VkM0ndlGm1LHek7RUcaerSP7Eas4xp4clSE=; b=B0Y0CFgYagvNL50r3FS0zxYAIEM5C4esIC8JsHX3JDR8MxKSNKCjWtm+ Pzl5wjci+zXjhPcmn55BS7jXRr0F/MtM+JhTr7dMVwJEhIHsLlzaL8c9r jutjogN/2zfT9HL/aL47MQZdIdvBhWqjPxrM4SwzD4DXcciIrRAZUEUsW fZn0fgSMZWuCAaiHNjqUE8Q4b0TnwtxcKa0X7lKJ/3rhjT0/wFjpVFG8R 4XXMRK8oU4e1FbSLtMBGHOO3mZ/hT+VdXSSB2rK5q4OoK07nrEKNU2Ra0 R69FRB2d/LoyuNsrOLDRlLGHOYa6chwdWUh8BxTd4+J5FTmz8G4ez2m82 Q==; X-CSE-ConnectionGUID: Djix6cOGRH2md+JEIoIGzg== X-CSE-MsgGUID: ske++3JkQJWc6mcQK/zwQg== X-IronPort-AV: E=McAfee;i="6700,10204,11393"; a="45348201" X-IronPort-AV: E=Sophos;i="6.15,188,1739865600"; d="scan'208";a="45348201" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Apr 2025 05:32:05 -0700 X-CSE-ConnectionGUID: rLdjyYAaQL2dMVvSB4vM2Q== X-CSE-MsgGUID: lx//RZ4cTzqQiK4f7m5BLQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,188,1739865600"; d="scan'208";a="128207104" Received: from ijarvine-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.245.53]) by orviesa008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Apr 2025 05:32:03 -0700 From: =?UTF-8?q?Zbigniew=20Kempczy=C5=84ski?= To: igt-dev@lists.freedesktop.org Cc: =?UTF-8?q?Zbigniew=20Kempczy=C5=84ski?= , Francois Dugast , Priyanka Dandamudi Subject: [PATCH i-g-t v2 4/5] tests/xe_compute_preempt: adjust number of children according to ram size Date: Fri, 4 Apr 2025 14:31:39 +0200 Message-Id: <20250404123140.260143-5-zbigniew.kempczynski@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250404123140.260143-1-zbigniew.kempczynski@intel.com> References: <20250404123140.260143-1-zbigniew.kempczynski@intel.com> 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" Setting arbitrary number or children is prone to oom scenario and getting test to be killed. Single job with sip turned on takes ~100MB for Xe2 tasks so adjust number of children to consume ~50% ram. Signed-off-by: Zbigniew Kempczyński Cc: Francois Dugast Cc: Priyanka Dandamudi --- tests/intel/xe_compute_preempt.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/tests/intel/xe_compute_preempt.c b/tests/intel/xe_compute_preempt.c index 876e538237..f07e87d4c4 100644 --- a/tests/intel/xe_compute_preempt.c +++ b/tests/intel/xe_compute_preempt.c @@ -40,13 +40,18 @@ test_compute_preempt(int fd, struct drm_xe_engine_class_instance *hwe, bool thre igt_require_f(run_intel_compute_kernel_preempt(fd, hwe, threadgroup_preemption), "GPU not supported\n"); } +#define CONTEXT_MB 100 + igt_main { int xe; struct drm_xe_engine_class_instance *hwe; + uint64_t ram_mb; - igt_fixture + igt_fixture { xe = drm_open_driver(DRIVER_XE); + ram_mb = igt_get_avail_ram_mb(); + } igt_subtest_with_dynamic("compute-preempt") { xe_for_each_engine(xe, hwe) { @@ -64,13 +69,16 @@ igt_main continue; igt_dynamic_f("engine-%s", xe_engine_class_string(hwe->engine_class)) { - uint16_t dev_id = intel_get_drm_devid(xe); int child_count; - if (IS_PANTHERLAKE(dev_id)) - child_count = 50; - else - child_count = 100; + /* + * Get half of ram / 2, then divide by + * CONTEXT_MB * 2 (long and short) job + */ + child_count = ram_mb / 2 / CONTEXT_MB / 2; + + igt_debug("RAM: %zd, child count: %d\n", + ram_mb, child_count); test_compute_preempt(xe, hwe, false); igt_fork(child, child_count) -- 2.34.1