I wrote:
> Anyway, I think possibly we can drop the bottom half of the loop
> (the part trying to fsync non-removed files) in favor of fsync'ing
> the directory afterwards. Thoughts?
Oh, scratch that --- *this* loop doesn't care about the file
contents, but other code does. However, don't we need a directory
fsync too? Or is that handled someplace else?
regards, tom lane