From owner-freebsd-fs@freebsd.org Thu Oct 22 16:13:58 2020 Return-Path: Delivered-To: freebsd-fs@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 6241E44C5D7 for ; Thu, 22 Oct 2020 16:13:58 +0000 (UTC) (envelope-from asomers@gmail.com) Received: from mail-oi1-f179.google.com (mail-oi1-f179.google.com [209.85.167.179]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CHC913xgQz44gm for ; Thu, 22 Oct 2020 16:13:57 +0000 (UTC) (envelope-from asomers@gmail.com) Received: by mail-oi1-f179.google.com with SMTP id j7so2265706oie.12 for ; Thu, 22 Oct 2020 09:13:57 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=SOUp9thi9rQRRo0/KGVaTVOBsnfkLCg/96SrrAyL1p0=; b=Dc6Cat8rNFQNqAGWvcTJFJOSxhkcXTrT+ruPymoHrkHvjrC2Bggl4ZK82BlBy6i8ds TPCluzPzesw1OfBZOy9D1CvAZv+Jbb3QKNH7vg9P37pyVOJpGv1ZEItO7yT8w8Vjtpkf piZbEW2M+Q/Yb9rp8E9vsCdXXwT5JcXixxqpUXbUTGcho1xMnSm2C1RWIYPCm2E/l26N OE/ekFfoSt3IPb4OT1L6/023tYeoNaW1F1nNALjYqnwECddhWwy5EuQWDBcQfxuPoj0C KJKSjIzyS+0DTaTk7jax2vr+QCmi133c2za0kaFUkZxnkjH2yuXbWvPQHAIsyIjx+148 OAOw== X-Gm-Message-State: AOAM532XXrBhSghYa74EGfrWYEeXz3PUhZHzmy+gHBicg2yaMNTgtAUJ WH4NLnCtVo4/AFAW7gc6iEjB6xaeFk//mwBHafC6rw0z3c4PVA== X-Google-Smtp-Source: ABdhPJyyMUbwMVziMbx9795NGmxmgmF5dFRPMGVQnz1FcEMCpsEnvIWuBglIuBTJyUnCxISMefiy5kaubEq0apHsqf0= X-Received: by 2002:aca:5387:: with SMTP id h129mr2049689oib.73.1603383236176; Thu, 22 Oct 2020 09:13:56 -0700 (PDT) MIME-Version: 1.0 From: Alan Somers Date: Thu, 22 Oct 2020 10:13:45 -0600 Message-ID: Subject: Always-0 NFS statistics To: freebsd-fs X-Rspamd-Queue-Id: 4CHC913xgQz44gm X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of asomers@gmail.com designates 209.85.167.179 as permitted sender) smtp.mailfrom=asomers@gmail.com X-Spamd-Result: default: False [-1.63 / 15.00]; RCVD_TLS_ALL(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; RCVD_COUNT_TWO(0.00)[2]; FREEFALL_USER(0.00)[asomers]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:209.85.128.0/17]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-fs@freebsd.org]; ARC_NA(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-0.55)[-0.554]; DMARC_NA(0.00)[freebsd.org]; TO_DN_ALL(0.00)[]; NEURAL_HAM_SHORT(-0.04)[-0.044]; RCVD_IN_DNSWL_NONE(0.00)[209.85.167.179:from]; NEURAL_HAM_MEDIUM(-1.03)[-1.032]; FORGED_SENDER(0.30)[asomers@freebsd.org,asomers@gmail.com]; RWL_MAILSPIKE_POSSIBLE(0.00)[209.85.167.179:from]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; ASN(0.00)[asn:15169, ipnet:209.85.128.0/17, country:US]; FROM_NEQ_ENVFROM(0.00)[asomers@freebsd.org,asomers@gmail.com]; MAILMAN_DEST(0.00)[freebsd-fs]; TO_DOM_EQ_FROM_DOM(0.00)[] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Oct 2020 16:13:58 -0000 It looks to me like three of the server statistics published by nfsstat are always 0. At least, cscope can't find any location in the kernel that sets these variables. Are they legitimately always zero in FreeBSD's implementation of NFS, or are they reserved for future features, or is this a mistake? The stats are: nfsstat's name kernel name Retfailed srv_errs Faults srvrpc_errs Idem srvcache_idemdonehits