From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 43A7212D1EA for ; Thu, 31 Oct 2024 17:47:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730396864; cv=none; b=opE8fg3NP0MhtyMGUwXlkYDQB/PKhGP5PydHl7X6OaRhWkWT9XwwTm60pib5MxeMv1YQCevD6xp8H8pCrTiaFcJqsHY58MuXW5s5KJXSzeUaeH0ILxeCouanOhPzWACczDHAN3ZPHjqS3wCzwQr7QpKOoknZi1sN8ZaK+I5kMUo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730396864; c=relaxed/simple; bh=1qvyEbQD769gmRTPMK9uPkEqgbrEct+sTg9j1bZBOx4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ty0gR8BZPzxEwlpwrArwqFKKchm78v5Ozfvbe+EfSFZkvMzo6d6kNYaY5F4DwMryDPZTz08EhLTBwkkJF0uAO5Td+QbBeTQHkXy6IQ33T9wCYgeSGKCXxRSfRNkR1ORTPmB9klrwfmItTMERS4r8WczUb/mXE4FtgsHusWj1t6w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=nPdNQhib; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=WBeHgelZ; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="nPdNQhib"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="WBeHgelZ" Date: Thu, 31 Oct 2024 18:47:36 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1730396860; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=QkgSKfShph4pWoE9L3MXmhssHtVtwLvgwKyGCu7Gyaw=; b=nPdNQhibOJJLFWs04vqg92UGfollFVR+0HNbtc5KinU+nI61xfBcyXRiqMoW4hSUjujBkM QkNw/l1G8mjBc9D200GK3/Pwz9u/mzSD1d2K8r8/8YPngQWKErH0LpBhMQ+S6QPBBeY1dV h07+zGvpR4rfPkoIjEsRJeKoBEenozt1JYceoiYlvvbvfcZDUlthjvWG8+axugBoyJA9qZ MCpRfcyceCxlP50YduEIkIu5jTNRt64NkkMKG2MB3ctJXW9Fl3Kfh/zmIdzwBebdPLwvBG ELCSIWL9lcaUST1k4ZCR9AJM6T8cA8G98Q3JrVLqUoiN7JB2rwDbCmaEvrYk2w== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1730396860; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=QkgSKfShph4pWoE9L3MXmhssHtVtwLvgwKyGCu7Gyaw=; b=WBeHgelZWB8tJE2wi15afyUV7rrLEXhGYoLGLNnChYd9Cesw3nwLIDKqLvk7bZoQxtRENx nwESeSSuyzOv95Dg== From: Sebastian Andrzej Siewior To: linux-kernel@vger.kernel.org Cc: =?utf-8?B?QW5kcsOp?= Almeida , Darren Hart , Davidlohr Bueso , Ingo Molnar , Juri Lelli , Peter Zijlstra , Valentin Schneider , Waiman Long Subject: Re: [RFC v2 PATCH 0/4] futex: Add support task local hash maps. Message-ID: <20241031174736.apc_hFru@linutronix.de> References: <20241028121921.1264150-1-bigeasy@linutronix.de> <20241031155640.Fhtm3uFD@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20241031155640.Fhtm3uFD@linutronix.de> On 2024-10-31 16:56:43 [+0100], To linux-kernel@vger.kernel.org wrote: > Pinning the bench to individual CPUs belonging to a NUMA node and > running the same test with 110 threads only (avg over 5 runs): > ops/sec global ops/sec local > node 0 2278572.2 2534827.4 > node 1 2229838.6 2437498.8 > node 0+1 2542602.4 2535749.8 Running on node 1, with variable slot size: hash slots ops/sec 2 43292.2 4 81829.2 8 156903.4 16 297063.6 32 554229.4 64 962158.4 128 1615859.6 256 2106941.4 512 2269494.8 1024 2328782.6 2048 2342981.6 4096 2337705.2 8192 2334141.4 16384 2334237.6 32768 2339262.2 65536 2438800.4 Sebastian