From owner-freebsd-fs@freebsd.org Fri Dec 11 20:30:44 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 8954F4B9E61 for ; Fri, 11 Dec 2020 20:30:44 +0000 (UTC) (envelope-from jdavidlists@gmail.com) Received: from mail-lj1-x22f.google.com (mail-lj1-x22f.google.com [IPv6:2a00:1450:4864:20::22f]) (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 4Ct2VC6N5lz4r3l; Fri, 11 Dec 2020 20:30:43 +0000 (UTC) (envelope-from jdavidlists@gmail.com) Received: by mail-lj1-x22f.google.com with SMTP id f11so12426779ljn.2; Fri, 11 Dec 2020 12:30:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ZVTEIgZn702gSvneh1YX0fnGddHB1nVchrnrrZv7/Zc=; b=SzB6y2jM728B1WHmkDJBJgDvg3tb4cXAO/X/iBuzyji1ZY5WREkpN+tMmh63DoFQJx ZD/aMA3kju6+x6y5fnLrv6l7wZ2JjbZNkDHFXKVz7gj5HrBZmG+obaeqPh6sOboT4/zP nyodPVGpC3FiqdE7/I3a+tD+Tc8Uc8WEhhUc+hIp0PV/jRUIKlxeul9H02khOs81pHs/ Mmh2Qcj+v11BFLkLFZ2vhe60mPo3KNVdZX6GT4hMWb/2vrb2oNYayYe1mp5vGjr47Ufb gtnf0h5hzRcc+PJmzVU8XJ3QRBa1lPoyTd6Onl60vzjk5llFJSR/L7hrRAUz9LM7wy06 Km+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=ZVTEIgZn702gSvneh1YX0fnGddHB1nVchrnrrZv7/Zc=; b=n+9MNpvvv2sIK76BmNEZVJ9DOrEYS2TeGJUXghMHvWdz/bZevZQT4JujXeY2nO47pV RwI6tn0ilcyYSfZsEnXl6nrNgol8l171ujpNgT20/Mp+HssFWysmjF4WJO5CCv9cuGL3 aT+jCiS2vQyb22NOTqfzuACBpII6A+gCtD0BpKxhTd/+kO92McZYu4i/Sqe87506fCRl EvWUkYjJXW1eB0QlYdAW28MO9MYG/SkRQdH7L3akO3YP8QnL2O5M4eWBJTgsgUbLHsjj 8VWQ2kEY916K2UGDm37KIEno3tXaVEYcZV1XJJfTLqL5zbmboXusONMI0AJOjyCNMvQT eMlQ== X-Gm-Message-State: AOAM533rAMCem+oTMwCuHEmntul3UgsdQ5IbvibKDxo6BuVnsKYuebs7 Iu3kDFbvf/EfuTdHLJ5MWiodsF6mcYhg1IthMohVGhmDFeIj0Q== X-Google-Smtp-Source: ABdhPJwYiR6lZvd0Vk1OltM5p7D+f5MYMLaaH4w4WqcIZg0QZTgoXK52BMEoQv1LTQHj6OnHst0rbjd8CrT0eAKTk10= X-Received: by 2002:a05:651c:1282:: with SMTP id 2mr5827212ljc.383.1607718640491; Fri, 11 Dec 2020 12:30:40 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: J David Date: Fri, 11 Dec 2020 15:30:29 -0500 Message-ID: Subject: Re: Major issues with nfsv4 To: Konstantin Belousov Cc: freebsd-fs@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 4Ct2VC6N5lz4r3l X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=SzB6y2jM; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of jdavidlists@gmail.com designates 2a00:1450:4864:20::22f as permitted sender) smtp.mailfrom=jdavidlists@gmail.com X-Spamd-Result: default: False [-1.98 / 15.00]; TO_DN_SOME(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; DKIM_TRACE(0.00)[gmail.com:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-0.98)[-0.984]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[2a00:1450:4864:20::22f:from]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; TAGGED_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; SPAMHAUS_ZRD(0.00)[2a00:1450:4864:20::22f:from:127.0.2.255]; NEURAL_SPAM_LONG(1.00)[1.000]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::22f:from]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-fs] X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Dec 2020 20:30:44 -0000 On Thu, Dec 10, 2020 at 1:20 PM Konstantin Belousov wrote: > E means exiting process. Is it multithreaded ? > Show procstat -kk -p output for it. To answer this separately, procstat -kk of an exiting process generating huge volumes of getattr requests produces nothing but the headers: # ps Haxlww | fgrep DNE 0 21281 18549 1 20 0 11196 2560 piperd S+ 1 0:00.00 fgrep DNE 125428 9661 1 0 36 15 0 16 nfsreq DNE+J 3- 3:22.54 job_exec # proctstat -kk 9661 PID TID COMM TDNAME KSTACK This happened while retesting on NFSv4.1. Although I don't know if the process was originally multithreaded, it appears it wasn't even single-threaded by the time it got into this state. Thanks!