In general yes but I think generally do you need the transaction id or the parent id for an activation?
This issue is relevant - https://github.com/apache/openwhisk/issues/3083. I also recall in the early days of the composer, we wanted a way to query parent/child activations but this requires new couch views and we didn't pursue it. On Thu, Aug 15, 2019 at 1:20 PM Chetan Mehrotra <chetan.mehro...@gmail.com> wrote: > Currently we pass the `activation_id` as part of `/run` call to any > action runtime . Would it be fine to also pass the `TransactionId` > such that it can be accessed by action code? > > One usecase of this would be to enable tracing a sequence/composition > by linking all activations which are part of same transaction in > epsagon  > > Chetan Mehrotra >  > https://github.com/apache/openwhisk/blob/master/docs/actions-new.md#activation >  > https://epsagon.com/blog/epsagon-makes-troubleshooting-apache-openwhisk-a-snap/ >