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Date:   Thu, 9 Jan 2020 12:24:51 -0500
From:   "Theodore Y. Ts'o" <tytso@....edu>
To:     Jan Kara <jack@...e.cz>
Cc:     Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH] ext4: export information about first/last errors via
 /sys/fs/ext4/<dev>

On Thu, Jan 09, 2020 at 10:12:40AM +0100, Jan Kara wrote:
> On Mon 23-12-19 19:05:41, Theodore Ts'o wrote:
> > Make {first,last}_error_{ino,block,line,func,errcode} available via
> > sysfs.
> > 
> > Also add a missing newline for {first,last}_error_time.
> > 
> > Signed-off-by: Theodore Ts'o <tytso@....edu>
> 
> The patch looks good to me. You can add:
> 
> Reviewed-by: Jan Kara <jack@...e.cz>
> 
> I'm just wondering a bit why do you need this? Some system monitoring
> thing?

Yes, precisely.  Especially in cloud environments, where the disk
often gets deleted when the VM is terminated, so reading the this
information from the superblock won't be possible.

						- Ted

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