Re: PATCH: logical_work_mem and logical streaming of largein-progress transactions - Mailing list pgsql-hackers

On 2017-12-23 05:57, Tomas Vondra wrote:
> Hi all,
> 
> Attached is a patch series that implements two features to the logical
> replication - ability to define a memory limit for the reorderbuffer
> (responsible for building the decoded transactions), and ability to
> stream large in-progress transactions (exceeding the memory limit).
> 

logical replication of 2 instances is OK but 3 and up fail with:

TRAP: FailedAssertion("!(last_lsn < change->lsn)", File: 
"reorderbuffer.c", Line: 1773)

I can cobble up a script but I hope you have enough from the assertion 
to see what's going wrong...