From owner-freebsd-bugs@FreeBSD.ORG Sat Jul 14 22:30:14 2012 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id B20701065679 for ; Sat, 14 Jul 2012 22:30:14 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 5AC7F8FC1A for ; Sat, 14 Jul 2012 22:30:13 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.5/8.14.5) with ESMTP id q6EMUDxT069578 for ; Sat, 14 Jul 2012 22:30:13 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.5/8.14.5/Submit) id q6EMUDlH069576; Sat, 14 Jul 2012 22:30:13 GMT (envelope-from gnats) Resent-Date: Sat, 14 Jul 2012 22:30:13 GMT Resent-Message-Id: <201207142230.q6EMUDlH069576@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, "Vladislav V. Prodan" Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A66DC106566C for ; Sat, 14 Jul 2012 22:21:30 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from red.freebsd.org (red.freebsd.org [IPv6:2001:4f8:fff6::22]) by mx1.freebsd.org (Postfix) with ESMTP id 870E78FC12 for ; Sat, 14 Jul 2012 22:21:30 +0000 (UTC) Received: from red.freebsd.org (localhost [127.0.0.1]) by red.freebsd.org (8.14.4/8.14.4) with ESMTP id q6EMLTIW008814 for ; Sat, 14 Jul 2012 22:21:29 GMT (envelope-from nobody@red.freebsd.org) Received: (from nobody@localhost) by red.freebsd.org (8.14.4/8.14.4/Submit) id q6EMLT7F008813; Sat, 14 Jul 2012 22:21:29 GMT (envelope-from nobody) Message-Id: <201207142221.q6EMLT7F008813@red.freebsd.org> Date: Sat, 14 Jul 2012 22:21:29 GMT From: "Vladislav V. Prodan" To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: misc/169865: zpool iostat shows 0 activity, although the pool is transferred the data X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 14 Jul 2012 22:30:14 -0000 >Number: 169865 >Category: misc >Synopsis: zpool iostat shows 0 activity, although the pool is transferred the data >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sat Jul 14 22:30:12 UTC 2012 >Closed-Date: >Last-Modified: >Originator: Vladislav V. Prodan >Release: 9.0 >Organization: support.od.ua >Environment: FreeBSD mary-teresa.XXX 9.0-STABLE FreeBSD 9.0-STABLE #0: Tue Jul 10 14:42:34 EEST 2012 root@mary-teresa.XXX:/usr/obj/usr/src/sys/XXX.20 amd64 >Description: zpool iostat shows 0 activity, although the pool is transferred the data zfs v5, zpool v28 [1:13]mary-teresa:root->/root# zpool iostat tank2 4 capacity operations bandwidth pool alloc free read write read write ---------- ----- ----- ----- ----- ----- ----- tank2 41,7G 2,68T 0 0 0 66 tank2 42,2G 2,68T 0 0 0 0 tank2 42,5G 2,68T 0 0 0 0 tank2 43,0G 2,68T 0 0 0 0 tank2 43,5G 2,68T 0 0 0 0 tank2 43,9G 2,68T 0 0 0 0 tank2 44,3G 2,68T 0 0 0 0 tank2 44,8G 2,67T 0 0 0 0 tank2 45,3G 2,67T 0 0 0 0 tank2 45,7G 2,67T 0 0 0 0 tank2 46,1G 2,67T 0 0 0 0 tank2 46,5G 2,67T 0 0 0 0 tank2 47,0G 2,67T 0 0 0 0 tank2 47,5G 2,67T 0 0 0 0 tank2 47,8G 2,67T 0 0 0 0 tank2 48,2G 2,67T 0 0 0 0 tank2 48,6G 2,67T 0 0 0 0 tank2 49,0G 2,67T 0 0 0 0 tank2 49,3G 2,67T 0 0 0 0 tank2 49,8G 2,67T 0 0 0 0 tank2 50,3G 2,67T 0 0 0 0 tank2 50,8G 2,67T 0 0 0 0 tank2 51,1G 2,67T 0 0 0 0 tank2 51,5G 2,67T 0 0 0 0 tank2 52,0G 2,67T 0 0 0 0 tank2 52,4G 2,67T 0 0 0 0 tank2 52,8G 2,67T 0 0 0 0 tank2 53,3G 2,67T 0 0 0 0 tank2 53,7G 2,67T 0 0 0 0 tank2 54,1G 2,67T 0 0 0 0 tank2 54,3G 2,67T 0 0 0 0 tank2 54,6G 2,67T 0 0 0 0 tank2 54,8G 2,67T 0 0 0 0 tank2 55,3G 2,66T 0 0 0 0 tank2 55,8G 2,66T 0 0 0 0 tank2 56,1G 2,66T 0 0 0 0 tank2 56,6G 2,66T 0 0 0 0 tank2 57,1G 2,66T 0 0 0 0 tank2 57,4G 2,66T 0 0 0 0 tank2 57,9G 2,66T 0 0 0 0 tank2 58,4G 2,66T 0 0 0 0 tank2 58,9G 2,66T 0 0 0 0 tank2 59,2G 2,66T 0 0 0 0 tank2 59,7G 2,66T 0 0 0 0 ^C >How-To-Repeat: Create two zpool. In the first a few zfs volume. Start data transfer through the zfs snapshots >Fix: >Release-Note: >Audit-Trail: >Unformatted: