Re: There's some sort of race condition with the new FSM stuff

Tom Lane napsal(a):
> Heikki Linnakangas <heikki.linnakangas@enterprisedb.com> writes:
>> I still wonder, though, why we're seeing the error consistently on kudu, 
>> and not on any other animal. Perhaps the forknum field that's left 
>> uninitialized gets a different value there than on other platforms.
> 
> Hmm ... AFAICS this mistake would mean that no forknum field of the
> requests[] array ever gets set at all, so they would stay at whatever
> the virgin value in the shmem segment had been.  Perhaps Solaris doesn't
> guarantee that a shared memory block starts out as zeroes?  

For security reason any OS should clean memory pages before process 
first touches them.
    Zdenek