From nobody Thu Dec 28 15:03:10 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 4T1Bb62Wbbz5602q for ; Thu, 28 Dec 2023 15:03:14 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from smtp.freebsd.org (smtp.freebsd.org [96.47.72.83]) (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 4T1Bb61yYRz3DDR; Thu, 28 Dec 2023 15:03:14 +0000 (UTC) (envelope-from lev@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1703775794; h=from:from:reply-to: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; bh=JDnzxLR2vGDNtrqsE2iO+WYPiotKPzX4nu9u3TB54iA=; b=tC1YHz/E89YAUIgVzJAZIr7/F56HUZYkoL1D1B3pBxkQgtb1o++CLZSwVxW8NLlTRz7DA0 ZgNWMFDYNs5+kxOD1wIgRvRDtcwEPzs0KY3yR3oMf5t0gTP0ekDgHVwTUPTIAAsxumjEtc RwzjV/Gk9DSBLNrSmTG9j9Ja5JQlMjjZbSVMtXCgboo3PeaBJITKY7lKZKunE8V1/tX/vY YguqTtyr2Z8Ep10uVGpU0IKBHGaUYDlnzf1NWB3QKgLCOVwrhFuiPbGvdO79c5N/MSKQHu QtvSrbAvcMQ1vYP9ANv4hz8utL0vN7Y/BdeIwLz4ytBerCLx2s/FiU4mKwirMA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1703775794; a=rsa-sha256; cv=none; b=WkbghL7Y6A3Z2vVhZFO+W7DZZT/r0+OSdzLp37vBNM8PR9BHAaiGJR1Y8+Isic3UUbQ7sC dR1ohKN3HSsOO8osYnfKAeVm0hPZFotp/szqzCVr5uJS/pzP5P4IRKS8F2BChP/SMR5mV1 SHCqDzYHuPxJgjykVPrhQgqS5Un3aOpPFxUzAAXtAEyMUTpkS4DkfzMf0NfcoR2TWwP+eD EYAmk6zkWijXu4OxP+l8+5Td8nHDXlcPALb4DCLEhimBQqblAysK8VftZCdQ4FMiFgjiH1 K4qq+fabfiwxxX5abCpx0UipmGCabgWUFZAN8NS7aJWNJ/XsFfOhmbb9wj7OmQ== 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=1703775794; h=from:from:reply-to: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; bh=JDnzxLR2vGDNtrqsE2iO+WYPiotKPzX4nu9u3TB54iA=; b=vysnTQ9WBBVcza9vChZaNlo0BIjaks4nM2DL/xtST4jwQbSu+lqZgMUYFJTxoLPdbfG/g8 uaMONX+9NyMVv828CuezY2/hTS7vYJdn2aoMJK+LyTMjkyijDeGuXncaFreqS2TAYakr0a W/gPl1PY/zR3e0W2mx5wpWV0LiYMt/ESRHSIRX5MJAcQbqPh7JAgFKYPDVVN0G/RHoLeLE u0ldF8bMtiLIWQ6RxDyyFb51GCiYlDSX1jv85HmYpjJk0xv4pghxD9YUPUdsYHrPwTDl04 pZCXxqUSlhlTnSSx6JfqDFGqTLT3HU93w0Tz4IsBw4pS4FjXYGW0ynxXegI/lA== 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 4T1Bb60P4Mz33t; Thu, 28 Dec 2023 15:03:14 +0000 (UTC) (envelope-from lev@FreeBSD.org) Received: from [IPV6:2001:470:923f:1:9d97:3145:f9f2:d8bf] (unknown [IPv6:2001:470:923f:1:9d97:3145:f9f2:d8bf]) (Authenticated sender: lev@serebryakov.spb.ru) by onlyone.not-for.work (Postfix) with ESMTPSA id 2E00616A16; Thu, 28 Dec 2023 18:03:11 +0300 (MSK) Message-ID: Date: Thu, 28 Dec 2023 16:03:10 +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 Reply-To: lev@FreeBSD.org Subject: Re: ZFS pool hangs (live-locks?) after adding L2ARC Content-Language: en-US To: Dimitry Andric Cc: freebsd-fs@freebsd.org References: <88ae141a-93af-4f23-87c1-f44a99975a28@FreeBSD.org> From: Lev Serebryakov Organization: FreeBSD In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 28.12.2023 15:16, Dimitry Andric wrote: >>> I can not find any discussion about such problem on Internet. Also, "live" system doesn't have these "z_int_X_Y" threads at all. >>> I want my L2ARC, I've payed for this NVMe! >> >> Any ideas? > > Do you know 100% sure that this new NVMe device is working correctly? Are there any errors to be found in SMART information, dmesg or syslog? I'm running "ssd-steadystate.fio" on this SSD now (not whole SSD but only l2arc partition, which is 85% of whole SSD to have 15% over-provisioning), after running `trim` on it. Let see... If you could advice better scenario for `fio` (with some TRIM added for good measure?) I can run it too. -- // Lev Serebryakov