On Wed, Mar 07, 2018 at 08:02:51PM +0100, Diego wrote: > El miércoles, 7 de marzo de 2018 19:24:53 (CET) Hugo Mills escribió: > > On multi-device filesystems, the two are not necessarily the same. > > Ouch. FWIW, I was moved to do this because I saw this conversation on > IRC which made me think that people aren't understanding what the > message means: > > <nick1> hi! I noticed bdev rd 13 as a kernel message > <nick1> what does it mean > <nick2> Well, that's not the whole message. > <nick2> Can you paste the whole line in here? (Just one line) ^^ nick2... that would be me. :)
> <nick1> [ 3.404959] BTRFS info (device sda4): bdev /dev/sda4 errs: > wr 0, rd 13, flush 0, corrupt 0, gen 0 > > > Maybe something like this would be better: > > BTRFS info (device sda4): disk /dev/sda4 errors: write 0, read 13, flush 0, > corrupt 0, generation 0 I think the single most helpful modification here would be to change "device" to "fs on", to show that it's only an indicator of the filesystem ID, rather than actually the device on which the errors occurred. The others I'm not really bothered about, personally. Hugo. > --- > fs/btrfs/volumes.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c > index 2ceb924ca0d6..cfa029468585 100644 > --- a/fs/btrfs/volumes.c > +++ b/fs/btrfs/volumes.c > @@ -7239,7 +7239,7 @@ static void btrfs_dev_stat_print_on_error(struct > btrfs_device *dev) > if (!dev->dev_stats_valid) > return; > btrfs_err_rl_in_rcu(dev->fs_info, > - "bdev %s errs: wr %u, rd %u, flush %u, corrupt %u, gen %u", > + "disk %s errors: write %u, read %u, flush %u, corrupt %u, > generation %u", > rcu_str_deref(dev->name), > btrfs_dev_stat_read(dev, BTRFS_DEV_STAT_WRITE_ERRS), > btrfs_dev_stat_read(dev, BTRFS_DEV_STAT_READ_ERRS), -- Hugo Mills | Q: What goes, "Pieces of seven! Pieces of seven!"? hugo@... carfax.org.uk | A: A parroty error. http://carfax.org.uk/ | PGP: E2AB1DE4 |
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