From mboxrd@z Thu Jan 1 00:00:00 1970 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=-4.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 B5675C433E0 for ; Fri, 29 Jan 2021 20:51:15 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 3FA4E64DED for ; Fri, 29 Jan 2021 20:51:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3FA4E64DED Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Date:To:From: Subject:Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=er7cwPNx7qHzqMFIzdINBjx1+nrNLwxVAjB7heCZizs=; b=MhQdcSX4zjlsSsJK8fSQ8t0Jb S3naSTkroEx2Yzs8HiEeCd2rO2f2msM75Xd2CWlm3w8lhNmSAIAXwv3E3isiyL7AZUmOyroUYbtcD G1G8oJO4d6Whgz3V0IFUeG2aqP3dPE3nCYyukSEyTj8AK1quwNQ5w0TShFe9jnKCfg9u26yVOAjh4 Kj7YxaDdhOGDSKCyafJueQFVcaUhaooeU9eJu8AYfSz1kgoc30EDrL8X3ERQCccfTuqwbxKscqNf7 I6c3pwojkZmuczJEE58S1SysrxLlem8ySajm10Je5RBoOdzxQj6K7WdxwtYxbTGjludiPN41eWGkM Q6CVuWNkQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l5ajW-0003fP-0d; Fri, 29 Jan 2021 20:51:10 +0000 Received: from mx2.suse.de ([195.135.220.15]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1l5ajT-0003ew-0i for linux-nvme@lists.infradead.org; Fri, 29 Jan 2021 20:51:08 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1611953465; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=HxlNPkTzgVFscP1qLZiIuyTAhQ1wrvI0Hmm3z7C3Zsc=; b=sNkRRM4Rul9h+aF6FNL9CYMpkhAN1AE2QzvIQ4JAEBFvlvLygmvSQRtH5gQPcvfZDosfGo 8hc5HmK0wsqIM94A76SBDlJZ49gVDzjLBnOxCJMacFYv/8TwcAuhez+vANZgwvtYknQQYu dVSe8dV1KUbXDlvh8rAOTlus15FgVyo= Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 8EE2BACB0; Fri, 29 Jan 2021 20:51:05 +0000 (UTC) Message-ID: <2394e23e80f2bdcf0a95eb39e5eefcb00237d52f.camel@suse.com> Subject: Re: [PATCH 35/35] monitor: add option --keep/-K From: Martin Wilck To: Sagi Grimberg , Keith Busch , linux-nvme@lists.infradead.org Date: Fri, 29 Jan 2021 21:51:04 +0100 In-Reply-To: References: <20210126203324.23610-1-mwilck@suse.com> <20210126203324.23610-36-mwilck@suse.com> <90145500-c2c5-023c-6d69-27db6ee600a7@grimberg.me> <12827c5f748bd2eff31450c47bbef1cfc7b73459.camel@suse.com> <400d4f5e-a578-e89f-ae45-7ed15d089a8d@grimberg.me> User-Agent: Evolution 3.38.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210129_155107_173937_60874CA7 X-CRM114-Status: GOOD ( 14.07 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Hannes Reinecke , Chaitanya Kulkarni Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Fri, 2021-01-29 at 12:45 -0800, Sagi Grimberg wrote: > > > > > > > > > > But I'm not quite following you here, because this option is about > > keeping controllers up after the monitor exits. Given that the > > monitor > > would be the instance that receives the AENs and acts upon them, > > what's > > the point of keeping them alive after it has terminated? > > It may run again at some point. > If it does, it will recreate discovery controllers for every host_traddr/traddr/trsvcid tuple it finds. "--keep" semantics are only necessary for addresses on which no regular (non-discovery) connection exists. Martin _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme