From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 939BC469D for ; Thu, 21 Aug 2025 14:53:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755788004; cv=none; b=q8gLkl4SLah0tzGWVdmiU/RH66sY6Oe+dlNv7QK3/YiZ8d4BQ7pidcW6OSpUxObI1jYamUD+oFs1CqfuStp8sY3K42Qmu/1EYRaOQ+pFvJdhPRIj6CGNy+vNeO/qkdXO0pXs4l8JFty+3M31jLvmSfio7YeAoNi5JBYqt4zAWL4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755788004; c=relaxed/simple; bh=zirqVg1WyP7sxCTMSDUtPIgJJM82vDltIXE+hvfT9eU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=nTpO6YAyIMhHkoDwgsDpSZEvFhgvFvISD1cIsAV2Jdap28ivaol99tQBRxn8Ggl3LY4q+igBgxCGWWQM7Br/hgvojWckLAbnTqtKnnrCVu0gJy6bCtsky2/GOLXYTmbCrgcDRGGyt+eJUAhAaJxByblAZbEoAAm0FUIVWRt6blg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kHTM+5uI; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="kHTM+5uI" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 708FEC4CEEB; Thu, 21 Aug 2025 14:53:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755788004; bh=zirqVg1WyP7sxCTMSDUtPIgJJM82vDltIXE+hvfT9eU=; h=From:To:Cc:Subject:Date:From; b=kHTM+5uIIpD5ooyc1KK3Il6d9WzSbsMrcRE4t+cArphsnjsAG5iWsknpW8ZMjEhUB SzJWKGWw/QDgSzDNPnTYwR2umN2O5het3QAAeqG3hwhNJ9GnhGNwV1kLJF4zXpUFpB EYKHc0hyd9C8nGKcHYwcQlsKlg++5auHXTwTekvDY57lmflaFzbF8GyhtcMqaIE0MY HK2UcpEsnyb7RcH+c/mkTdlrI0UluRlTjdz5ItXTgDsDRV+q843NhdmbZj/sYhGan+ cIJoSufSDiBOxww1EF2mAqFy647Am+HP9rDhj3oAhPpMSxbnvsNyx/tqaW8mWYDe2J Cz2ql2uNEmyXQ== From: Chuck Lever To: NeilBrown , Jeff Layton , Olga Kornievskaia , Dai Ngo , Tom Talpey Cc: , Chuck Lever Subject: [PATCH v2 0/2] NFSD duplicate reply cache optimizations Date: Thu, 21 Aug 2025 10:53:19 -0400 Message-ID: <20250821145321.7662-1-cel@kernel.org> X-Mailer: git-send-email 2.50.0 Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Chuck Lever Two minor optimizations for the NFSD duplicate reply cache. These showed slight improvement in WRITE throughput on exported fast file systems. Changes since v1: - Remove RC_INPROG check from nfsd_prune_bucket_locked() Chuck Lever (2): NFSD: Delay adding new entries to LRU NFSD: Reduce DRC bucket size fs/nfsd/nfscache.c | 15 +-------------- 1 file changed, 1 insertion(+), 14 deletions(-) -- 2.50.0