From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wido den Hollander Subject: Why does crushtool send all it's output to stderr? Date: Thu, 17 Jul 2014 22:59:09 +0200 Message-ID: <53C8391D.8020300@42on.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from websrv.42on.com ([31.25.102.167]:51120 "EHLO websrv.42on.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752692AbaGQU7N (ORCPT ); Thu, 17 Jul 2014 16:59:13 -0400 Received: from [172.20.10.6] (unknown [62.140.132.9]) by websrv.42on.com (Postfix) with ESMTPSA id 8E7EEBF793 for ; Thu, 17 Jul 2014 22:59:10 +0200 (CEST) Sender: ceph-devel-owner@vger.kernel.org List-ID: To: ceph-devel Hi, When running tests on a crushmap with crushtool it noticed that all output is send to stderr, for example: $ crushtool -i cm --test --rule 4 --num-rep 3 --show-statistics All the output goes to stderr while I think stdout would be a better place. Any good reason for this? -- Wido den Hollander 42on B.V. Ceph trainer and consultant Phone: +31 (0)20 700 9902 Skype: contact42on