On Thu, Oct 06, 2016 at 08:29:28AM -0400, Brian Foster wrote:
> Doesn't necessarily bother me one way or the other, but something we've
> done with XFS in such situations is introduce a DEBUG mode only sysfs
> tunable that delays certain infrastructure (log recovery in our case) to
> coordinate with test cases that try to reproduce such timing/racing
> problems.
The other approach the btrfs folks might consider is to have a
sufficiently powerful "debugfs" or "xfs_db" program that can generate
test images with the desired property.
I've found that the time I've invested in creating debugfs has repaid
itself a hundred times over, especially when maintaining a regression
test suite for e2fsck.
Cheers,
- Ted
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