pubsub/ERR/2024_003
Pub/Sub Snapshot creation fails if subscription backlog is too old.
Product: Cloud Pub/Sub
Rule class: ERR - Something that is possibly wrong
Description
Pub/Sub Snapshot creation fails if subscription backlog is too old.
Unable to create snapshot if the subscription backlog is too old and message of ‘subscription’s backlog is too old’ is displayed on the cloud console.
Remediation
Create the snapshot well before its maximum expiry time of 7days. The exact lifetime of snapshot is 7 days - (age of oldest unacked message in the subscription).
Further information
Please find below for more information about the snapshot creation. Pub/Sub Snapshot Creation