From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ipmail06.adl6.internode.on.net ([150.101.137.145]:36518 "EHLO ipmail06.adl6.internode.on.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751554AbdHAWXe (ORCPT ); Tue, 1 Aug 2017 18:23:34 -0400 Date: Wed, 2 Aug 2017 08:23:30 +1000 From: Dave Chinner Subject: Re: metadata I/O error: block 0x575b6d70,("xfs_trans_read_buf_map") error 4 numblks 16 Message-ID: <20170801222330.GO17762@dastard> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: Stefan Priebe - Profihost AG Cc: linux-xfs@vger.kernel.org On Tue, Aug 01, 2017 at 10:12:57AM +0200, Stefan Priebe - Profihost AG wrote: > Hello, > > under very high load i'm getting the following error on a bcache device > using XFS: > XFS (bcache1): metadata I/O error: block 0x575b6d70 > ("xfs_trans_read_buf_map") error 4 numblks 16 #define EINTR 4 /* Interrupted system call */ That's an EINTR error coming from the block layer. This is most definitely not an error that the block layer should be returning to the filesystem. IOWs, you've hit a bcache bug. Cheers, Dave. -- Dave Chinner david@fromorbit.com