From patchwork Mon Sep 13 13:13:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Venky Shankar X-Patchwork-Id: 12489121 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69992C433EF for ; Mon, 13 Sep 2021 13:13:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4FF9760FA0 for ; Mon, 13 Sep 2021 13:13:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239986AbhIMNPD (ORCPT ); Mon, 13 Sep 2021 09:15:03 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:46308 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230042AbhIMNOx (ORCPT ); Mon, 13 Sep 2021 09:14:53 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1631538817; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/w2YwygMjuD8v3YdAaT+84vzymftMz0naG1pDb7N/Ik=; b=DmxDpjJ/ePm+NSsFbu/saNtqBxRxwfJt5FtK3aX3yrT/3lguiN0tefLChlqJWN+rOnlRq4 PKfQXJMrLGtLwq5srThaGETmO5p8wdx8oYUBH55JVoENCYV/0/Etx8JDeHGvBOpWn+zMug 2gC3iUnJfEMAg1g34ZGM4h5JNsWq+zk= Received: from mail-pl1-f198.google.com (mail-pl1-f198.google.com [209.85.214.198]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-580-540BM-u4MfaFORVHsT3JaA-1; Mon, 13 Sep 2021 09:13:36 -0400 X-MC-Unique: 540BM-u4MfaFORVHsT3JaA-1 Received: by mail-pl1-f198.google.com with SMTP id c4-20020a170902848400b0013a24e27075so3207112plo.16 for ; Mon, 13 Sep 2021 06:13:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=/w2YwygMjuD8v3YdAaT+84vzymftMz0naG1pDb7N/Ik=; b=RY6fN29KLp65d1KM61lBOrVI+RYJJWgPtLDWPs2TEE2+uc88uso8oXUv4E8Jml2URq qAsTFgWwtTm6u3o5f09HJDogbWDVwvoxuXq1FthZBziqpOazkyaySjhdbuxntZ+nNqVn BiVw5yVna4khJ/CS2kN5rWHb5bwzGQfd+qLV92guhOXYD9OigrNR1y5ph7otttBCSUOp o3KJrPsUBTW7yr4I1rLAtrDHbqxuSlC9ThRyBy941Xb1PaU+5eXYI2f6C4qNU3X/DxDv MPe6CdWZiwix6HeYPZwWQS15YjEppdZ4BQS0M6U5owIfeSoY0fPe7m+bO2c7U8C1/h9R jNJQ== X-Gm-Message-State: AOAM531bZuAvGozz+4b3Ht+1zIfbWjTZnLDARG5Z8o9rTgyWnLtIWh3G lZGhRNrwUG+2R82kyvPGC/8JDhVXyFKiEg0A+yMFe8kQEXXzLQ9sqg4RndxPLer/BE5BRMvftmm oGNbe66jW2z7Uu/WSO27b1Q== X-Received: by 2002:a62:82c6:0:b0:410:afa1:6028 with SMTP id w189-20020a6282c6000000b00410afa16028mr11399238pfd.35.1631538815033; Mon, 13 Sep 2021 06:13:35 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwDTFyJsJTLTl/eBDbRMZrFxtxIWt7vM3/3IbrHSPfDh1+TedB7lNfaXP7jQVINrmYJ4NHWIA== X-Received: by 2002:a62:82c6:0:b0:410:afa1:6028 with SMTP id w189-20020a6282c6000000b00410afa16028mr11399223pfd.35.1631538814834; Mon, 13 Sep 2021 06:13:34 -0700 (PDT) Received: from h3ckers-pride.redhat.com ([49.207.198.118]) by smtp.gmail.com with ESMTPSA id i10sm7362010pfk.151.2021.09.13.06.13.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Sep 2021 06:13:34 -0700 (PDT) From: Venky Shankar To: jlayton@redhat.com, pdonnell@redhat.com, xiubli@redhat.com Cc: ceph-devel@vger.kernel.org, Venky Shankar Subject: [PATCH v1 4/4] ceph: use tracked average r/w/m latencies to display metrics in debugfs Date: Mon, 13 Sep 2021 18:43:11 +0530 Message-Id: <20210913131311.1347903-5-vshankar@redhat.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210913131311.1347903-1-vshankar@redhat.com> References: <20210913131311.1347903-1-vshankar@redhat.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org Signed-off-by: Venky Shankar --- fs/ceph/debugfs.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c index 9153bc233e08..e3fccf7c6fb5 100644 --- a/fs/ceph/debugfs.c +++ b/fs/ceph/debugfs.c @@ -173,7 +173,7 @@ static int metric_show(struct seq_file *s, void *p) spin_lock(&m->read_latency_lock); total = m->total_reads; sum = m->read_latency_sum; - avg = total > 0 ? DIV64_U64_ROUND_CLOSEST(sum, total) : 0; + avg = m->avg_read_latency; min = m->read_latency_min; max = m->read_latency_max; sq = m->read_latency_stdev; @@ -183,7 +183,7 @@ static int metric_show(struct seq_file *s, void *p) spin_lock(&m->write_latency_lock); total = m->total_writes; sum = m->write_latency_sum; - avg = total > 0 ? DIV64_U64_ROUND_CLOSEST(sum, total) : 0; + avg = m->avg_write_latency; min = m->write_latency_min; max = m->write_latency_max; sq = m->write_latency_stdev; @@ -193,7 +193,7 @@ static int metric_show(struct seq_file *s, void *p) spin_lock(&m->metadata_latency_lock); total = m->total_metadatas; sum = m->metadata_latency_sum; - avg = total > 0 ? DIV64_U64_ROUND_CLOSEST(sum, total) : 0; + avg = m->avg_metadata_latency; min = m->metadata_latency_min; max = m->metadata_latency_max; sq = m->metadata_latency_stdev;