From owner-freebsd-fs@FreeBSD.ORG Sun Dec 21 16:03:17 2014 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 81EE943C for ; Sun, 21 Dec 2014 16:03:17 +0000 (UTC) Received: from krichy.tvnetwork.hu (unknown [IPv6:2a01:be00:0:2::10]) by mx1.freebsd.org (Postfix) with ESMTP id 44AC22C8C for ; Sun, 21 Dec 2014 16:03:16 +0000 (UTC) Received: by krichy.tvnetwork.hu (Postfix, from userid 1000) id 065D157DD; Sun, 21 Dec 2014 17:03:14 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by krichy.tvnetwork.hu (Postfix) with ESMTP id E11C257DC; Sun, 21 Dec 2014 17:03:14 +0100 (CET) Date: Sun, 21 Dec 2014 17:03:14 +0100 (CET) From: krichy@tvnetwork.hu To: Nikolay Denev Subject: Re: 16 exabytes of L2ARC? In-Reply-To: Message-ID: References: <542560C1.9070207@fsn.hu> <54267FD3.2080603@fsn.hu> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-fs X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 21 Dec 2014 16:03:17 -0000 See https://bugs.freenas.org/issues/6239 Kojedzinszky Richard Euronet Magyarorszag Informatika Zrt. On Sat, 20 Dec 2014, Nikolay Denev wrote: > Date: Sat, 20 Dec 2014 15:32:38 +0100 > From: Nikolay Denev > To: "Nagy, Attila" > Cc: freebsd-fs > Subject: Re: 16 exabytes of L2ARC? > > On Sat, Sep 27, 2014 at 11:13 AM, Nagy, Attila wrote: > >> On 09/26/14 14:49, Nagy, Attila wrote: >> >>> Hi, >>> >>> Running stable/10@r271944: >>> # zpool iostat -v >>> capacity operations bandwidth >>> pool alloc free read write read write >>> ---------- ----- ----- ----- ----- ----- ----- >>> data 17.3T 40.7T 165 1.24K 1.63M 90.8M >>> da0 4.31T 10.2T 41 318 418K 22.7M >>> da1 4.32T 10.2T 41 317 416K 22.7M >>> da2 4.32T 10.2T 41 317 416K 22.7M >>> da3 4.31T 10.2T 41 317 418K 22.7M >>> cache - - - - - - >>> ada0 513G 16.0E 222 179 1.05M 2.79M >>> ada1 511G 16.0E 222 180 1.05M 2.80M >>> ---------- ----- ----- ----- ----- ----- ----- >>> >>> # egrep 'ada.*MB' /var/run/dmesg.boot >>> ada0: 600.000MB/s transfers (SATA 3.x, UDMA5, PIO 512bytes) >>> ada0: 381554MB (781422768 512 byte sectors: 16H 63S/T 16383C) >>> ada1: 600.000MB/s transfers (SATA 3.x, UDMA5, PIO 512bytes) >>> ada1: 381554MB (781422768 512 byte sectors: 16H 63S/T 16383C) >>> >> I've removed the cache devices and re-added them, now it's fine: >> cache - - - - - - >> ada0 355M 372G 24 0 151K 0 >> ada1 345M 372G 12 505 71.7K 2.79M >> >> >> _______________________________________________ >> freebsd-fs@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-fs >> To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org" >> > > Hi, > > Did you figure out the root cause of this? > I seem to be having the same issue: > > > [14:31][root@nas:~]#zpool iostat -v | grep -A1 cache > cache - - - - - - > ada4p1 215G 16.0E 9 3 107K 322K > > uname -a : FreeBSD nas.home.lan 10.1-STABLE FreeBSD 10.1-STABLE #14 > r274549: Sat Nov 15 14:43:56 UTC 2014 > root@nas.home.lan:/usr/obj/usr/src/sys/NAS > amd64 > > > --Nikolay > _______________________________________________ > freebsd-fs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-fs > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org" >