From patchwork Mon Jan 11 17:41:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Olaf Hering X-Patchwork-Id: 12011251 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90215C433DB for ; Mon, 11 Jan 2021 17:43:00 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 47C79225AB for ; Mon, 11 Jan 2021 17:43:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 47C79225AB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=aepfle.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.65109.115302 (Exim 4.92) (envelope-from ) id 1kz1DQ-0002uc-QT; Mon, 11 Jan 2021 17:42:52 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 65109.115302; Mon, 11 Jan 2021 17:42:52 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kz1DQ-0002uR-ME; Mon, 11 Jan 2021 17:42:52 +0000 Received: by outflank-mailman (input) for mailman id 65109; Mon, 11 Jan 2021 17:42:50 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kz1DO-0002aB-PR for xen-devel@lists.xenproject.org; Mon, 11 Jan 2021 17:42:50 +0000 Received: from mo4-p02-ob.smtp.rzone.de (unknown [85.215.255.81]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 1c03e026-477d-4418-b7e2-e587f59b1321; Mon, 11 Jan 2021 17:42:37 +0000 (UTC) Received: from sender by smtp.strato.de (RZmta 47.12.1 SBL|AUTH) with ESMTPSA id h0968ex0BHgUM3N (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256 bits)) (Client did not present a certificate); Mon, 11 Jan 2021 18:42:30 +0100 (CET) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 1c03e026-477d-4418-b7e2-e587f59b1321 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1610386956; s=strato-dkim-0002; d=aepfle.de; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:From: Subject:Sender; bh=DGxp3rtLM/VN7/zuIDOVMV5m/V9u5X/Xkf+X/TXAnys=; b=Gr/IugpMqXvvTqC0giIzyhfeKhZSL6fa5m0w0zasKL13nfzOudk7uYqslm90Bt06Je EJcfmr9HLgcXz9TogSNNPaLjpu/ctwkZ6RpEE4tk0xjtgP0kxGitBfwi8HmGSuYR8jzE 9/7gOiaor0nQtBm4ShrOpvyJO73+p1nHDCIGmwjW6mV/NAx/iF6o9iLT5SEmvl9RhQy7 foPArDxwNylgdPsrjk8VpwxBnhRE05cD1xSZYxO23Akl8aWlRB3vY/L6IEfKwHoCBOnF 5K982GGWA3mzL6LxY/EzMflUYQhUAKPLZgFUJ4t3sgHEJLS1HbWbjJCkVG62iNBaWEsr yY6g== X-RZG-AUTH: ":P2EQZWCpfu+qG7CngxMFH1J+3q8wa/QXkBR9MXjAuzBW/OdlBZQ4AHSS2W0g" X-RZG-CLASS-ID: mo00 From: Olaf Hering To: xen-devel@lists.xenproject.org Cc: Olaf Hering , Ian Jackson , Wei Liu , Anthony PERARD Subject: [PATCH v20210111 08/39] xl: fix description of migrate --debug Date: Mon, 11 Jan 2021 18:41:53 +0100 Message-Id: <20210111174224.24714-9-olaf@aepfle.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210111174224.24714-1-olaf@aepfle.de> References: <20210111174224.24714-1-olaf@aepfle.de> MIME-Version: 1.0 xl migrate --debug used to track every pfn in every batch of pages. But these times are gone. Adjust the help text to tell what --debug is supposed to do today. Signed-off-by: Olaf Hering --- docs/man/xl.1.pod.in | 4 +++- tools/xl/xl_cmdtable.c | 2 +- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/docs/man/xl.1.pod.in b/docs/man/xl.1.pod.in index 494a84ee13..e6e4e8e83a 100644 --- a/docs/man/xl.1.pod.in +++ b/docs/man/xl.1.pod.in @@ -481,7 +481,9 @@ Include timestamps in output. =item B<--debug> -Display huge (!) amount of debug information during the migration process. +Verify transferred domU page data. All memory will be transferred one more +time to the destination host while the domU is paused, and compared with +the result of the inital transfer while the domU was still running. =item B<-p> diff --git a/tools/xl/xl_cmdtable.c b/tools/xl/xl_cmdtable.c index da0473ddfb..a0567169bf 100644 --- a/tools/xl/xl_cmdtable.c +++ b/tools/xl/xl_cmdtable.c @@ -168,7 +168,7 @@ struct cmd_spec cmd_table[] = { "-e Do not wait in the background (on ) for the death\n" " of the domain.\n" "-T Show timestamps during the migration process.\n" - "--debug Print huge (!) amount of debug during the migration process.\n" + "--debug Verify transferred domU page data.\n" "-p Do not unpause domain after migrating it.\n" "-D Preserve the domain id" },