Re: Directory fsync and other fun

Takahiro Itagaki <itagaki.takahiro@oss.ntt.co.jp> writes:
> Andres Freund <andres@anarazel.de> wrote:
>> I started setting up some halfway automated method of simulating hard crashes 
>> and even while setting those up I found some pretty unsettling results...
>> Now its not unlikely that my testing is flawed but unfortunately I don't see 
>> where right now (its 3am now and I have a 8h trainride behind me, so ...)

> I think the reported behavior is a TODO item to research:

We have since found out that the copydir code was completely broken and
wasn't fsyncing anything.  So those tests need to be re-run against HEAD
before jumping to any conclusions.
        regards, tom lane