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@xxxxxxxxxxxxx
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