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 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 44297C54E41 for ; Wed, 6 Mar 2024 14:45:12 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rhsU9-00060N-QQ; Wed, 06 Mar 2024 09:43:11 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rhsTl-0005qr-MW for qemu-devel@nongnu.org; Wed, 06 Mar 2024 09:42:50 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rhsTk-0001pX-82 for qemu-devel@nongnu.org; Wed, 06 Mar 2024 09:42:45 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1709736163; h=from:from:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=5ozG0m+QppxgT43phMwjcf3jZbTgLX+mmkbrgBi8/sQ=; b=bBL4C+dY/hCIp/X1frG/+tmxphrIfDVdop4+6rkHy2bYc9+BMaiiD0b/FG9wMM1Hzl3SwR jjZeXzznP3s9gZ/eC8Q9sbFg6PzHZtgkcnbZ0JMjpah2rXLy0J3nIpL5Q4W+D5xkm72bN9 X9/iuijFeDOhYlUBNzR36+LqbhG4Kd4= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-408-3ZD4KLBCNuyWKAmyYtEWiw-1; Wed, 06 Mar 2024 09:42:42 -0500 X-MC-Unique: 3ZD4KLBCNuyWKAmyYtEWiw-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.rdu2.redhat.com [10.11.54.7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id A6A643801F4A; Wed, 6 Mar 2024 14:42:41 +0000 (UTC) Received: from redhat.com (unknown [10.42.28.115]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3FB251C06541; Wed, 6 Mar 2024 14:42:41 +0000 (UTC) Date: Wed, 6 Mar 2024 14:42:39 +0000 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Chun Feng Wu , "qemu-devel@nongnu.org" Subject: Re: Does "-object" support structured options now? Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/2.2.12 (2023-09-09) X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.7 Received-SPF: pass client-ip=170.10.133.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.365, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Wed, Mar 06, 2024 at 02:36:08PM +0000, Daniel P. Berrangé wrote: > On Wed, Mar 06, 2024 at 02:33:05PM +0000, Chun Feng Wu wrote: > > Thanks Daniel for your response! > > > > I tried it with the following cmd > > > > qemu-system-x86_64 [other options...] \ > > -object '{"qom-type":"throttle-group","id":"limits0","limits":{"iops-total":200}}' > > > > And I got error: > > qemu-system-x86_64: -object {"qom-type":"throttle-group","id":"limits0","limits":{"iops-total":200}}: Parameter 'id' is missing > > > > Do you know why such error happens? > > You have made a mistake somewhere in invoking it ? Or perhaps you are using a much older QEMU release which lacks JSON support ? You need QEMU >= 6.0.0 With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|