From owner-freebsd-fs@FreeBSD.ORG Fri Oct 7 09:27:06 2011 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 024D3106566B for ; Fri, 7 Oct 2011 09:27:06 +0000 (UTC) (envelope-from srg.gavrilov@gmail.com) Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id BBDBE8FC08 for ; Fri, 7 Oct 2011 09:27:05 +0000 (UTC) Received: by iage36 with SMTP id e36so1948336iag.13 for ; Fri, 07 Oct 2011 02:27:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=E3OGPU2bQ97/ppu9g3fUXhXjJImS2cItkeOEGoskRyg=; b=A6AohTfknTdmR7ZWRNsB/ucBfTWwPYg8IWGQfvGc2UFQeUWBzs27Y5vGF4OmI/QEhq j4n939jDdTAitkqzLBfB+ARuEfBm5mlK6NnEMu/9ooLByvRVaF1tMjtX0tjZ5khzB+Ns Z7gm0nAbAWPxZGZXcjcmF3I7ZAHC9kutxQyHQ= MIME-Version: 1.0 Received: by 10.231.28.106 with SMTP id l42mr2897759ibc.66.1317979625373; Fri, 07 Oct 2011 02:27:05 -0700 (PDT) Received: by 10.231.166.12 with HTTP; Fri, 7 Oct 2011 02:27:05 -0700 (PDT) In-Reply-To: References: Date: Fri, 7 Oct 2011 13:27:05 +0400 Message-ID: From: Sergey Gavrilov To: Xin LI Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-fs@freebsd.org Subject: Re: ZFS v28: mount dataset hangs 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: Fri, 07 Oct 2011 09:27:06 -0000 PID TID COMM TDNAME KSTACK 29 100137 zfskern arc_reclaim_thre mi_switch+0x176 sleepq_timedwait+0x42 _cv_timedwait+0x134 arc_reclaim_thread+0x29d fork_exit+0x11f fork_trampoline+0xe 29 100138 zfskern l2arc_feed_threa mi_switch+0x176 sleepq_timedwait+0x42 _cv_timedwait+0x134 l2arc_feed_thread+0x1a8 fork_exit+0x11f fork_trampoline+0xe 29 100305 zfskern txg_thread_enter mi_switch+0x176 sleepq_wait+0x42 _cv_wait+0x129 txg_thread_wait+0x79 txg_quiesce_thread+0xb5 fork_exit+0x11f fork_trampoline+0xe 29 100306 zfskern txg_thread_enter mi_switch+0x176 sleepq_timedwait+0x42 _cv_timedwait+0x134 txg_thread_wait+0x3c txg_sync_thread+0x269 fork_exit+0x11f fork_trampoline+0xe 29 100473 zfskern txg_thread_enter mi_switch+0x176 sleepq_wait+0x42 _cv_wait+0x129 txg_quiesce_thread+0x1fb fork_exit+0x11f fork_trampoline+0xe 29 100474 zfskern txg_thread_enter mi_switch+0x176 sleepq_wait+0x42 _cv_wait+0x129 txg_thread_wait+0x79 txg_sync_thread+0x2f0 fork_exit+0x11f fork_trampoline+0xe 29 100641 zfskern txg_thread_enter mi_switch+0x176 sleepq_wait+0x42 _cv_wait+0x129 txg_thread_wait+0x79 txg_quiesce_thread+0xb5 fork_exit+0x11f fork_trampoline+0xe 29 100642 zfskern txg_thread_enter mi_switch+0x176 sleepq_timedwait+0x42 _cv_timedwait+0x134 txg_thread_wait+0x3c txg_sync_thread+0x269 fork_exit+0x11f fork_trampoline+0xe 2011/10/7 Xin LI > Hi, > > On Fri, Oct 7, 2011 at 12:52 AM, Sergey Gavrilov > wrote: > > There are too many running processes right now. Will it be enough > procstat > > for hanged process only? > > No but output from procstat -kk 29 is likely to be helpful if you > can't paste the full traces. > > Cheers, > -- > Xin LI https://www.delphij.net/ > FreeBSD - The Power to Serve! Live free or die > -- Best regards, Sergey Gavrilov