From owner-freebsd-current@freebsd.org Thu Jun 21 05:38:25 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0F8F110073A3 for ; Thu, 21 Jun 2018 05:38:25 +0000 (UTC) (envelope-from tsoome@me.com) Received: from st13p35im-asmtp002.me.com (st13p35im-asmtp002.me.com [17.164.199.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 92ADF8ACF0 for ; Thu, 21 Jun 2018 05:38:24 +0000 (UTC) (envelope-from tsoome@me.com) Received: from process-dkim-sign-daemon.st13p35im-asmtp002.me.com by st13p35im-asmtp002.me.com (Oracle Communications Messaging Server 8.0.1.2.20170607 64bit (built Jun 7 2017)) id <0PAN00900RH8OO00@st13p35im-asmtp002.me.com> for freebsd-current@freebsd.org; Thu, 21 Jun 2018 05:38:18 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=me.com; s=04042017; t=1529559498; bh=5kx9KReP4loCNj9srSWKA38lH/JPSbcMNehSOwJVv/E=; h=From:Content-type:MIME-version:Subject:Date:To:Message-id; b=n2hrpFni/wr2esOHnJgxfQkq4lZVugJwB2tVeZGzcEl/MtGB4iXWaiPdtWqLgEEq0 vbYEPDlXr8Py/Sn6F7xIIuDwcJctpO3c30BXaPOwxRN8xL4BI/DOLh6zEpJ/b0IsCl vmh58TRh2+yBNpK8xnCQLv+KOk5GxfGYmrFBLpjHKMVZT3fENwpSbkvzi1TpleR5d/ 5Xqj0FKBYHBVVnhRpZUWy0TLOiLW0dHN8+GBTrNHesIB81eJpK18E11Uk3QMC5I23e /duymUpggpKNq+YRVkzfaLe92jvpIN42/J8ritlMpnXLAzzytF86oJGF/IBKEqiei9 beYR7Qoxy7MXQ== Received: from icloud.com ([127.0.0.1]) by st13p35im-asmtp002.me.com (Oracle Communications Messaging Server 8.0.1.2.20170607 64bit (built Jun 7 2017)) with ESMTPSA id <0PAN00H0NRNPX820@st13p35im-asmtp002.me.com> for freebsd-current@freebsd.org; Thu, 21 Jun 2018 05:38:15 +0000 (GMT) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2018-06-21_02:,, signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 clxscore=1015 suspectscore=31 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000 definitions=main-1806210062 From: Toomas Soome Content-type: text/plain; charset=us-ascii Content-transfer-encoding: quoted-printable MIME-version: 1.0 (Mac OS X Mail 11.4 \(3445.8.2\)) Subject: Re: ZFS: I/O error - blocks larger than 16777216 are not supported Date: Thu, 21 Jun 2018 08:38:12 +0300 References: <201806210136.w5L1a5Nv074194@kx.openedu.org> <21493592-4eb2-59c5-1b0d-e1d08217a96b@freebsd.org> To: FreeBSD Current In-reply-to: <21493592-4eb2-59c5-1b0d-e1d08217a96b@freebsd.org> Message-id: X-Mailer: Apple Mail (2.3445.8.2) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Jun 2018 05:38:25 -0000 > On 21 Jun 2018, at 06:34, Allan Jude wrote: >=20 > On 2018-06-20 21:36, KIRIYAMA Kazuhiko wrote: >> Hi all, >>=20 >> I've been reported ZFS boot disable problem [1], and found >> that this issue occers form RAID configuration [2]. So I >> rebuit with RAID5 and re-installed 12.0-CURRENT >> (r333982). But failed to boot with: >>=20 >> ZFS: i/o error - all block copies unavailable >> ZFS: can't read MOS of pool zroot >> gptzfsboot: failed to mount default pool zroot >>=20 >> FreeBSD/x86 boot >> ZFS: I/O error - blocks larger than 16777216 are not supported >> ZFS: can't find dataset u >> Default: zroot/<0x0>: >>=20 >> In this case, the reason is "blocks larger than 16777216 are >> not supported" and I guess this means datasets that have >> recordsize greater than 8GB is NOT supported by the >> FreeBSD boot loader(zpool-features(7)). Is that true ? >>=20 >> My zpool featues are as follows: >>=20 >> # kldload zfs >> # zpool import=20 >> pool: zroot >> id: 13407092850382881815 >> state: ONLINE >> status: The pool was last accessed by another system. >> action: The pool can be imported using its name or numeric identifier = and >> the '-f' flag. >> see: http://illumos.org/msg/ZFS-8000-EY >> config: >>=20 >> zroot ONLINE >> mfid0p3 ONLINE >> # zpool import -fR /mnt zroot >> # zpool list >> NAME SIZE ALLOC FREE EXPANDSZ FRAG CAP DEDUP HEALTH = ALTROOT >> zroot 19.9T 129G 19.7T - 0% 0% 1.00x ONLINE = /mnt >> # zpool get all zroot >> NAME PROPERTY VALUE = SOURCE >> zroot size 19.9T = - >> zroot capacity 0% = - >> zroot altroot /mnt = local >> zroot health ONLINE = - >> zroot guid 13407092850382881815 = default >> zroot version - = default >> zroot bootfs zroot/ROOT/default = local >> zroot delegation on = default >> zroot autoreplace off = default >> zroot cachefile none = local >> zroot failmode wait = default >> zroot listsnapshots off = default >> zroot autoexpand off = default >> zroot dedupditto 0 = default >> zroot dedupratio 1.00x = - >> zroot free 19.7T = - >> zroot allocated 129G = - >> zroot readonly off = - >> zroot comment - = default >> zroot expandsize - = - >> zroot freeing 0 = default >> zroot fragmentation 0% = - >> zroot leaked 0 = default >> zroot feature@async_destroy enabled = local >> zroot feature@empty_bpobj active = local >> zroot feature@lz4_compress active = local >> zroot feature@multi_vdev_crash_dump enabled = local >> zroot feature@spacemap_histogram active = local >> zroot feature@enabled_txg active = local >> zroot feature@hole_birth active = local >> zroot feature@extensible_dataset enabled = local >> zroot feature@embedded_data active = local >> zroot feature@bookmarks enabled = local >> zroot feature@filesystem_limits enabled = local >> zroot feature@large_blocks enabled = local >> zroot feature@sha512 enabled = local >> zroot feature@skein enabled = local >> zroot unsupported@com.delphix:device_removal inactive = local >> zroot unsupported@com.delphix:obsolete_counts inactive = local >> zroot unsupported@com.delphix:zpool_checkpoint inactive = local >> #=20 >>=20 >> Regards >>=20 >> [1] = https://lists.freebsd.org/pipermail/freebsd-current/2018-March/068886.html= >> [2] https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D151910 >>=20 >> --- >> KIRIYAMA Kazuhiko >> _______________________________________________ >> freebsd-current@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to = "freebsd-current-unsubscribe@freebsd.org" >>=20 >=20 > I am guessing it means something is corrupt, as 16MB is the maximum = size > of a record in ZFS. Also, the 'large_blocks' feature is 'enabled', not > 'active', so this suggest you do not have any records larger than = 128kb > on your pool. >=20 >=20 yes indeed, this value printed is 1 << 24 and is current, however, I = would start with reinstalling gptzfsboot on freebsd-boot partition.=20 rgds, toomas