From owner-freebsd-fs@FreeBSD.ORG Thu Jun 14 10:24:36 2012 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (unknown [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A70081065670 for ; Thu, 14 Jun 2012 10:24:36 +0000 (UTC) (envelope-from alexandr.kovalenko@gmail.com) Received: from mail-vc0-f182.google.com (mail-vc0-f182.google.com [209.85.220.182]) by mx1.freebsd.org (Postfix) with ESMTP id 344F18FC0A for ; Thu, 14 Jun 2012 10:24:36 +0000 (UTC) Received: by vcbfy7 with SMTP id fy7so1114991vcb.13 for ; Thu, 14 Jun 2012 03:24:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=Vy5c3i5a9D8HxWWFY5zszc6qYtU/riBrtmUBu8O8ZaE=; b=ExFsqbjhlvcdls3iWC83GV9zHzP/ISNu+iqWd6RKbviAc6pH1Zm5UYH49Tf8IO/taf /wIAj5Fo6Z8QGaFQqmx9aF0f8DpjhpWEmx5EqtIYRPfthbrjTzZ5eo+8CgxNEv9AOmRX NCe306ryHZxup6oeaONiIb0lZW70nI2Q/TRC33EB5BmZAlGMOk5SnTwzNmntpRhY1otH cB8fCvk8hhoF6FchYKQFQyaqgpGAjGhTy9rNj+nXEi6oBfiE2KqhQQu/ihcZ6DUKlNmz Wj1ofa7yT7Xzlm8xtsJyEXjJqreVrbSwQD9JBijDeZNKkipKy8CaAhAFFQYvsWsykB1d 7mKA== MIME-Version: 1.0 Received: by 10.220.240.147 with SMTP id la19mr671712vcb.47.1339669475357; Thu, 14 Jun 2012 03:24:35 -0700 (PDT) Received: by 10.220.226.6 with HTTP; Thu, 14 Jun 2012 03:24:35 -0700 (PDT) Date: Thu, 14 Jun 2012 13:24:35 +0300 Message-ID: From: Alexandr Kovalenko To: freebsd-fs@freebsd.org Content-Type: multipart/mixed; boundary=14dae9cfc16831f4c804c26c1bfb X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: zfs list -t snapshot slow 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: Thu, 14 Jun 2012 10:24:36 -0000 --14dae9cfc16831f4c804c26c1bfb Content-Type: text/plain; charset=ISO-8859-1 Hello! I've noticed it takes pretty unreasonable amount of time to list snapshots: # time (zfs list -t snapshot 2>&1 > /dev/null) real 0m4.919s user 0m0.146s sys 0m0.716s # zfs list -t snapshot | wc -l 1838 kdump -f ktrace.out attached. Could anyone please advise what could cause this problem? -- Alexandr Kovalenko http://uafug.org.ua/ --14dae9cfc16831f4c804c26c1bfb--