Hi, Please don't top-quote. On 2018-07-20 07:18:28 -0400, bala jayaram wrote: > It would be great if could response on this? we are in mid of migration > from Postgres9.5 to RDS of AWS using DMS This isn't free RDS / DMS support. In fact, we can only make informed inferences on how they actually work, given they're closed source tools. > > we are getting this error "logical decoding cannot be used while in > > recovery" when using AWS DMS in one of the slave which is in logical as > > wal_level. AWS DMS job is not running due to the above error. After seeing > > the forums, we cannot use standby slave for logical decoding. Is this issue > > fixed? currently we are in 9.5 No, logical decoding cannot be used on a standby. There's ongoing work in changing that, but it's not yet supported. Greetings, Andres Freund