From owner-freebsd-fs@freebsd.org Thu Feb 2 15:58:34 2017 Return-Path: Delivered-To: freebsd-fs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 3D474CCDD77 for ; Thu, 2 Feb 2017 15:58:34 +0000 (UTC) (envelope-from killing@multiplay.co.uk) Received: from mail-wm0-x22a.google.com (mail-wm0-x22a.google.com [IPv6:2a00:1450:400c:c09::22a]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DCE75110A for ; Thu, 2 Feb 2017 15:58:33 +0000 (UTC) (envelope-from killing@multiplay.co.uk) Received: by mail-wm0-x22a.google.com with SMTP id 196so6434723wmm.1 for ; Thu, 02 Feb 2017 07:58:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=multiplay-co-uk.20150623.gappssmtp.com; s=20150623; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to; bh=bQ9CtRQoDsoorlbLnd6ZYcIcApbG1yjR9VmOdPvW3YA=; b=EI1NK+aH3tp1Id7h5xg5j+TXzCUToiCoVpuM+vWI8X7QiSTaV3Y3GYic5ZtK6cMftB EdvhZxtxmH/1idhJiA0XZTnpp/o96CSg78gaaTJOoZSs9x4vg58fI2dA7z9nU6ZSnr1b AgbFIBDToNX90xtX0y+26hH1UYyt4MwOMNgYdroFrZR5n9tXstRq6n41mJG0/1suhmWC 0eUs5iE8jFFuVKNm8qrtaNrc2tIbep2grmd33OkvfeovYrSV1xm6Ig8El6m1iQjtyaVk DwDwnqTDshDXRkNAn/ExmPoe8HP+HJ6UDsL2W4h8W3Lz3h+zrWuf+4ld4Ah7IxcDVndm FNQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to; bh=bQ9CtRQoDsoorlbLnd6ZYcIcApbG1yjR9VmOdPvW3YA=; b=uj/1fjmrNn2JfeT47Myqm7HJUpKMh5XOHb3IHNCCiWagmL6nCbodBkAhWsVbVu758f KQA10y6mwKxRmXhlmHf2MjO9j/b8uHtkP/q33r22DuMDwQ0nMR3Dgj75Mw4Cf4fyisom d/mgSm2XV+XjBCeANHdOzonBLxMJ2AX7CuZTac97bV4ZELaYH/WrA0goYwlPY6AIXaSY rVkMxNlr/zSiEq04jYxo9IjQyFZnBGesF0VUaw9blwXC9O/3TZo2BFs0hNla8tNMUtuO kVjEM+2AFRFkljWBgOrUAbTXPqPTc0+WouWclvmoRCSzNnQgFVeKXSLNJbjOF83BMTwy tblA== X-Gm-Message-State: AIkVDXLCFGllG54+QQjut6nr6SZaT3katQrqQBELfEln50ThNcb+fAmy3vSV3cP7Hzy74ZDr X-Received: by 10.28.153.196 with SMTP id b187mr26848309wme.53.1486051110768; Thu, 02 Feb 2017 07:58:30 -0800 (PST) Received: from [10.10.1.58] ([185.97.61.26]) by smtp.gmail.com with ESMTPSA id v128sm3559136wmv.2.2017.02.02.07.58.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 02 Feb 2017 07:58:29 -0800 (PST) Subject: Re: ZFS: mkdir: File too large To: Slawa Olhovchenkov , freebsd-fs@freebsd.org References: <20170202115304.GA26493@zxy.spb.ru> <20170202142455.GB26493@zxy.spb.ru> From: Steven Hartland Message-ID: Date: Thu, 2 Feb 2017 15:58:30 +0000 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 MIME-Version: 1.0 In-Reply-To: <20170202142455.GB26493@zxy.spb.ru> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Feb 2017 15:58:34 -0000 On 02/02/2017 14:24, Slawa Olhovchenkov wrote: >> Try tracing SET_ERROR for EFBIG with dtrace to determine underlying >> cause. > 0 37281 none:set-error set-error 27 > zfs.ko`zfs_freebsd_mkdir+0x3a3 > kernel`VOP_MKDIR_APV+0x8a > kernel`kern_mkdirat+0x1e1 > kernel`amd64_syscall+0x50e > kernel`0xffffffff8079499b > > (kgdb) x zfs_freebsd_mkdir+0x3a3 > 0xffffffff81171813 : 0xb4b78b45 > Current language: auto; currently minimal > (kgdb) info line *0xffffffff81171813 > Line 2145 of "/usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c" starts at address 0xffffffff81171813 and ends at 0xffffffff8117181a . > > 2138 /* > 2139 * Add a new entry to the directory. > 2140 */ > 2141 getnewvnode_reserve(1); > 2142 tx = dmu_tx_create(zfsvfs->z_os); > 2143 dmu_tx_hold_zap(tx, dzp->z_id, TRUE, dirname); > 2144 dmu_tx_hold_zap(tx, DMU_NEW_OBJECT, FALSE, NULL); > 2145 fuid_dirtied = zfsvfs->z_fuid_dirty; > 2146 if (fuid_dirtied) > 2147 zfs_fuid_txhold(zfsvfs, tx); > 2148 if (!zfsvfs->z_use_sa && acl_ids.z_aclp->z_acl_bytes > ZFS_ACE_SPACE) { > 2149 dmu_tx_hold_write(tx, DMU_NEW_OBJECT, 0, > 2150 acl_ids.z_aclp->z_acl_bytes); > 2151 } > > PS: Please, CC me Having a cursory look I'm going to guess -> zfs_freebsd_mkdir dmu_tx_assign dmu_tx_try_assign dmu_tx_count_write if (txh->txh_space_towrite + txh->txh_space_tooverwrite > 2 * DMU_MAX_ACCESS) err = SET_ERROR(EFBIG); Regards Steve