Re: Use pg_pwritev_with_retry() instead of write() in dir_open_for_write() to avoid partial writes?

[Andres Freund]

Hi,

On 2023-02-12 09:31:36 -0800, Andres Freund wrote:
> Another thing: I think we should either avoid iterating over all the IOVs if
> we don't need them, or, even better, initialize the array as a constant, once.

I just tried to use pg_pwrite_zeros - and couldn't because it doesn't have an
offset parameter.  Huh, what lead to the function being so constrained?

- Andres