From owner-freebsd-fs@FreeBSD.ORG Tue Sep 29 07:18:32 2009 Return-Path: Delivered-To: freebsd-fs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B1DC11065672; Tue, 29 Sep 2009 07:18:32 +0000 (UTC) (envelope-from pjd@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 87F408FC16; Tue, 29 Sep 2009 07:18:32 +0000 (UTC) Received: from freefall.freebsd.org (pjd@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id n8T7IWPH019860; Tue, 29 Sep 2009 07:18:32 GMT (envelope-from pjd@freefall.freebsd.org) Received: (from pjd@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n8T7IWxO019856; Tue, 29 Sep 2009 07:18:32 GMT (envelope-from pjd) Date: Tue, 29 Sep 2009 07:18:32 GMT Message-Id: <200909290718.n8T7IWxO019856@freefall.freebsd.org> To: jbsnyder@gmail.com, pjd@FreeBSD.org, freebsd-fs@FreeBSD.org, pjd@FreeBSD.org From: pjd@FreeBSD.org Cc: Subject: Re: kern/122888: [zfs] zfs hang w/ prefetch on, zil off while running transmission-daemon X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 Sep 2009 07:18:32 -0000 Synopsis: [zfs] zfs hang w/ prefetch on, zil off while running transmission-daemon State-Changed-From-To: open->feedback State-Changed-By: pjd State-Changed-When: pon 28 wrz 2009 18:02:24 UTC State-Changed-Why: How much RAM do you systems have? PS. zfs:lo comes from zfs:lowmem, it means that process is stuck in ZFS trying to free memory, but if it is stuck for good, it means that ZFS cannot reclaim any memory. Responsible-Changed-From-To: freebsd-fs->pjd Responsible-Changed-By: pjd Responsible-Changed-When: pon 28 wrz 2009 18:02:24 UTC Responsible-Changed-Why: I'll take this one. http://www.freebsd.org/cgi/query-pr.cgi?pr=122888