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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0361EF55102 for ; Sat, 7 Mar 2026 16:09:05 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 6D19F6B008A; Sat, 7 Mar 2026 11:09:04 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 6930F6B008C; Sat, 7 Mar 2026 11:09:04 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 554296B0092; Sat, 7 Mar 2026 11:09:04 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 47E876B008A for ; Sat, 7 Mar 2026 11:09:04 -0500 (EST) Received: from smtpin12.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id D5BB814086D for ; Sat, 7 Mar 2026 16:09:03 +0000 (UTC) X-FDA: 84519750966.12.3C6C98C Received: from stravinsky.debian.org (stravinsky.debian.org [82.195.75.108]) by imf18.hostedemail.com (Postfix) with ESMTP id 0AFBF1C0011 for ; Sat, 7 Mar 2026 16:09:01 +0000 (UTC) Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=debian.org header.s=smtpauto.stravinsky header.b=vLA57anC ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1772899742; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=wMsK7bM5B63ETngSFYeak+wzJyKrL8AAUXzgpqkd3S8=; b=4kpjm5GizToCTg5wdv11luINamLMJ03hlhk4DwwCCcSyfBd/J38FPK6WwxX6OY/t9h9AZQ a5YQ5xwEvzUcO8vlHdx5S8pYR3C1t58OmZHGz5l7zoSVnIq8YZauOJrfqfvuklIn55AFxK 7Yv/EgvDKOLBam9q41Di5n6KWnpCMoY= ARC-Authentication-Results: i=1; imf18.hostedemail.com; dkim=pass header.d=debian.org header.s=smtpauto.stravinsky header.b=vLA57anC; spf=none (imf18.hostedemail.com: domain of leitao@debian.org has no SPF policy when checking 82.195.75.108) smtp.mailfrom=leitao@debian.org; dmarc=none ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1772899742; a=rsa-sha256; cv=none; b=p36DASgDVW8XbeNYmdocmq6fS8J9w7jP9ejQt9zA146NW+LGeNY0IwWy78+p5/lWkiEmme nv6mI80hP1ouhHpMgKXtsPqkXt36l8JlkmahwHvZYp/9qDySde1CQaDMd6005e8IeMvbik Uznm4voEqXn22gLsb7nrewMzP9Wurns= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debian.org; s=smtpauto.stravinsky; h=X-Debian-User:Cc:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description; bh=wMsK7bM5B63ETngSFYeak+wzJyKrL8AAUXzgpqkd3S8=; b=vLA57anCPTfZr3sKp6F/baWHvv UC8qxxbtwcpSbW2dIyqgABteJ42mbwZq20K7uOdmbaEsqEG0UPEdndunEGCAKfzzc/uuZn2xlPR/w 5FaCcRdUr+XmJF1YFsXfcfr7zOCzDiGEGkWn1vS+DgP5QqyWzujBNv8cZyY0BBdPvxDFS81Kd25fw C3o12YPxGWW+we/xYV/8tD3hKR9uWaMSaE0/Aze6r+xZkXrcnvOKIEPg9Wb3cIfXQl50trHNpxiQh Dj8No0gKpNLBCt2z9GyJxf7TDwa2oJ4jWP/uHC991mJGvi7EGsdSChDKQyWPtNMU/VVudBEPgXtSb uruz+YDw==; Received: from authenticated user by stravinsky.debian.org with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.94.2) (envelope-from ) id 1vyuD1-000nKY-3F; Sat, 07 Mar 2026 16:08:55 +0000 From: Breno Leitao Date: Sat, 07 Mar 2026 08:08:08 -0800 Subject: [PATCH v3 4/4] mm: ratelimit min_free_kbytes adjustment messages MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260307-thp_logs-v3-4-a45d2c8f3685@debian.org> References: <20260307-thp_logs-v3-0-a45d2c8f3685@debian.org> In-Reply-To: <20260307-thp_logs-v3-0-a45d2c8f3685@debian.org> To: Andrew Morton , David Hildenbrand , Lorenzo Stoakes , Zi Yan , Baolin Wang , "Liam R. Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Mike Rapoport Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, usamaarif642@gmail.com, kas@kernel.org, kernel-team@meta.com, Breno Leitao X-Mailer: b4 0.15-dev-363b9 X-Developer-Signature: v=1; a=openpgp-sha256; l=1843; i=leitao@debian.org; h=from:subject:message-id; bh=gxJOAYW1B4QBpNiriL+Xya3ATpxserwPiuGqRjqavaM=; b=owEBbQKS/ZANAwAIATWjk5/8eHdtAcsmYgBprE146M/jYBIhqmoonwG80+PQZnFGxW0TpZfU5 7lPztdMst2JAjMEAAEIAB0WIQSshTmm6PRnAspKQ5s1o5Of/Hh3bQUCaaxNeAAKCRA1o5Of/Hh3 bWFdD/4muGHfgN3wEPB53oBk6T1XmgcYkTs113p09NYp6EbEkvPg848y/LKpsID16FKtBpcN/yl yXRE+EAEkew22gpyYrrNTns/e97pk2IDSlwvxNfqspVAyjRumZTirq8VRY6Z1EDr9ESiiJ59OaS cNJjYp6vaoZ6Czi6t44GkZVXZVXYIbOa68SSVThtLQ/FHZB4rWdooHHiBw43GtI4jyQNMqUGmNU PWnlmBXy0yUPwTGxdQG6uN5i72AuKnUr3+MrWjYhfx8/ru9NRmma2Jz+5FuLIDvTTD06RUd/RvE BAqPsV2M7LtZKOlbUUM9a90zBhJhQgYBtbPiUxyU2hDjwGCZwDJTBaRDjq6QqMkcQiougXXHkmd 23hfObnpY68ckXphaNlzCEMTbd3GXNeQ1Jt5VmmeLCCHswD8KCj3Sun2iYHnGzTDl3KAD03tAH3 etNUHV7aGSqmJxrcGn9nGM3132zJOECmXKH9GIxHeRTb2OjNW/VpiUC/ZivbsQ16zqQfw4RRdG+ 6CdbnHFG4/+Zouyf1i4G4CJqvVSURmYk31tfpiN2xiva8GYBcprtUyUaifyHGN7hA+KyfURpWDk EH+DfWrjQ6OypnUnUnpK9C8Jj4cHUhNHt5EIPEY8NtzNawYNTCBknbxrQVc0fn6WGA5NclJK+QM JodNgpZytCZSvaQ== X-Developer-Key: i=leitao@debian.org; a=openpgp; fpr=AC8539A6E8F46702CA4A439B35A3939FFC78776D X-Debian-User: leitao X-Stat-Signature: dgtix5g4pb98hehm38cdbyfg4xbm11qe X-Rspamd-Server: rspam09 X-Rspam-User: X-Rspamd-Queue-Id: 0AFBF1C0011 X-HE-Tag: 1772899741-411455 X-HE-Meta: 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 mshSGkcw CkWNdftJ0pBiSdCWHF09E2nvvo3Dwn1VpGQgYVnbqdUwgM4NBlMdfyLh5s8WYRcILjucOTzzI2qKuXvpNhYQ26fULWIfgXhFgMt8yGqMHGcHtsaW8aaauhXLbczGcy+/zfucZB/wcKEyfs2ZWKOoZrh+2FZFhoPkmAAtawWD5txG1UdULEeRVPVoz9RRCycj2vRrjVyJJSX1XdFc= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The "raising min_free_kbytes" pr_info message in set_recommended_min_free_kbytes() and the "min_free_kbytes is not updated to" pr_warn in calculate_min_free_kbytes() can spam the kernel log when called repeatedly. Switch the pr_info in set_recommended_min_free_kbytes() and the pr_warn in calculate_min_free_kbytes() to their _ratelimited variants to prevent the log spam for this message. Signed-off-by: Breno Leitao --- mm/khugepaged.c | 4 ++-- mm/page_alloc.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 56a41c21b44c9..d44d463ccfd3e 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -2671,8 +2671,8 @@ void set_recommended_min_free_kbytes(void) if (recommended_min > min_free_kbytes) { if (user_min_free_kbytes >= 0) - pr_info("raising min_free_kbytes from %d to %lu to help transparent hugepage allocations\n", - min_free_kbytes, recommended_min); + pr_info_ratelimited("raising min_free_kbytes from %d to %lu to help transparent hugepage allocations\n", + min_free_kbytes, recommended_min); min_free_kbytes = recommended_min; } diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 2d4b6f1a554ed..c840c886807bf 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6553,8 +6553,8 @@ void calculate_min_free_kbytes(void) if (new_min_free_kbytes > user_min_free_kbytes) min_free_kbytes = clamp(new_min_free_kbytes, 128, 262144); else - pr_warn("min_free_kbytes is not updated to %d because user defined value %d is preferred\n", - new_min_free_kbytes, user_min_free_kbytes); + pr_warn_ratelimited("min_free_kbytes is not updated to %d because user defined value %d is preferred\n", + new_min_free_kbytes, user_min_free_kbytes); } -- 2.47.3