Re: [HACKERS] intermittent failures in Cygwin from select_parallel tests

I wrote:
> But surely the silent treatment should only apply to DSM_OP_CREATE?

Oh ... scratch that, it *does* only apply to DSM_OP_CREATE.

The lack of any other message before the 'could not map' failure must,
then, mean that dsm_attach() couldn't find an entry in shared memory
that it wanted to attach to.  But how could that happen?
        regards, tom lane