From nobody Wed Dec 20 18:55:17 2023 X-Original-To: freebsd-fs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4SwN6d4FB7z55DnW for ; Wed, 20 Dec 2023 18:55:21 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from smtp.freebsd.org (smtp.freebsd.org [IPv6:2610:1c1:1:606c::24b:4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4SwN6d3PXkz3GBp for ; Wed, 20 Dec 2023 18:55:21 +0000 (UTC) (envelope-from lev@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1703098521; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ILgodZGsAr1kBrIIAlQDQtOaHg3Et1nySaKoxri4V6M=; b=aNSE10mBkXyrXq45GMIBslLP15ojM0zL8UhWXGWfc6SsTKEFAaDd56CzFqTd3MlQ+37tMB rsdS1LTwlX3fd45O2/eLMPBItwlr6WEgzIYsjOfYrtsZ87z/A4v6b8eYGcgy+Tt+8/24QL 4/3f9+tmq20cOBWcbAq5RJIkqfdvD0Hjk/jbETnhJQmiuedTrp2pPKmP5bZxaQFPJEVVb+ 78gc2rcxIAIqD1oZgzLoGMdq7dYXdnVYklCGc40vv0IGDKvdRLmv0Umo3YdlRem/+9grvc //ov2yIbXrWnlwktGrzzTa82cTMO1lAmNZA5wd0qs+Cj0HNT9XSHXdiIH32NZg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1703098521; a=rsa-sha256; cv=none; b=qZtViWQqbdotm1fCwlhQJkV1U+gQPjlU6w/djXibjtxIkbZ45NDTCkmUvBrH3wMFtv0TzU WR6OO3wI065QZOKMGnHDaEZtQnn+12p2nKmGy/s/F6SbtTrgs2t5C+GvuMfYE3sex2HHlO SzN/TorFzwTyA42YCDGJOC6jar6DAok5uchJDVMAfGAFvzt4uzlZiRLUMR2Uux5tKSgfcg K1eOMt0iNjYEh4D6WZm7fM4iT2SFnZDoOF6sX03YvrzvieD7gwLJilBEL/AwKN8GDFt8so PrtFgbkq9WgmIJsavu6H71ZFCLVfw5DrjUl8xA0TTXWSfjaHIdwBIRON6dVzkA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1703098521; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ILgodZGsAr1kBrIIAlQDQtOaHg3Et1nySaKoxri4V6M=; b=caQ0+GoxXrqoGM94mNCYXcrucci5tx0PqT+gZkZmWTPgmMbModSPG2dJXmX0IfLPBx56ib aJVFRhKz7o9uFHrywAXvq2SzwLAVtQszL+Bt6xMYSID2PVkP0ofejR6frXLO3ZNGVLIGB6 H74ARrk5PBDN+4x2WtdB2ukvGMkcDlgD481UXI9/QxVubMNoPsmfv/5Ihf21+cSg6BFVIu aRh6SiwGlAGqKKurijYYCenN+AEUISpl1tLeJzDe4YTWnAocxIewRw//1fUS9IYYQNLWNu wrwg54/ozgNXz75Bh7bC7/8sNKUaf8740iMg/ihq+lnkpM2ZqHo/4FwjI7WmWA== Received: from onlyone.not-for.work (onlyone.not-for.work [148.251.9.81]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) (Authenticated sender: lev/mail) by smtp.freebsd.org (Postfix) with ESMTPSA id 4SwN6d1m3Gzm5p for ; Wed, 20 Dec 2023 18:55:21 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from [IPV6:2001:470:923f:1:bdf7:4bd8:b09:3db7] (unknown [IPv6:2001:470:923f:1:bdf7:4bd8:b09:3db7]) (Authenticated sender: lev@serebryakov.spb.ru) by onlyone.not-for.work (Postfix) with ESMTPSA id 0349D16157 for ; Wed, 20 Dec 2023 21:55:18 +0300 (MSK) Message-ID: <61f814b2-06b5-4a4e-8e4b-0ff04c9f988c@FreeBSD.org> Date: Wed, 20 Dec 2023 19:55:17 +0100 List-Id: Filesystems List-Archive: https://lists.freebsd.org/archives/freebsd-fs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-fs@freebsd.org MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: ZFS pool hangs (live-locks?) after adding L2ARC Content-Language: en-US From: Lev Serebryakov To: "freebsd-fs@freebsd.org" Reply-To: lev@FreeBSD.org References: Organization: FreeBSD In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 20.12.2023 14:31, Lev Serebryakov wrote: > I've seen that one kernel thread with name like "z_int_2_2" consume 100% of one core. It was "z_rd_int_%d_%d" -- // Lev Serebryakov