Re: Rare xfsqa test failure

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On Tue, Aug 18, 2009 at 11:07:05AM -0600, Andreas Dilger wrote:
> > EXTENTS:
> > (65-80): 60720-60735, (81-222 [uninit]): 1181574-1181715, (223-229): 1181716-118
> > 1722
> > debugfs:  
> > 
> > So it looks like there's a race which can cause ext4 to somehow miss an
> > i_size update.
> 
> Are you sure it is a failure to update i_size, or is it possibly an
> fallocate that extends the block count beyond i_size?

Look at the EXTENTS report from debugfs; blocks 81-222 are
uninitialized from an fallocate, but block 223-229 are initialized.

	      	      		     	   - Ted
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