From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from aserp1040.oracle.com ([141.146.126.69]:33540 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752283AbcEOMHt (ORCPT ); Sun, 15 May 2016 08:07:49 -0400 Subject: Re: btrfs RAID-1 vs md RAID-1? To: Tomasz Chmielewski , linux-btrfs References: <83719f27dd5cdc406fd3fd24e7b82a9f@admin.virtall.com> From: Anand Jain Message-ID: <5738669E.70308@oracle.com> Date: Sun, 15 May 2016 20:07:58 +0800 MIME-Version: 1.0 In-Reply-To: <83719f27dd5cdc406fd3fd24e7b82a9f@admin.virtall.com> Content-Type: text/plain; charset=windows-1252; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 05/15/2016 06:24 PM, Tomasz Chmielewski wrote: > I'm trying to read two large files in parallel from a 2-disk RAID-1 > btrfs setup (using kernel 4.5.3). > > According to iostat, one of the disks is 100% saturated, while the other > disk is around 0% busy. > > Is it expected? No. > > Are there any plans to improve this is btrfs? > yes. Thanks, Anand > Tomasz Chmielewski > http://wpkg.org > > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html