Increase in SnapMirror lag - relationships are not completing within their schedules and intermittently slow. Schedule updates fails with error "Scheduled update failed to start. (Scheduled update was...Increase in SnapMirror lag - relationships are not completing within their schedules and intermittently slow. Schedule updates fails with error "Scheduled update failed to start. (Scheduled update was delayed because another SnapMirror operation for the relationship is in progress.)" Chart or data from customer's network team shows that available bandwidth is being saturated For SolidFire to Ontap Replication following errors are seen in Active IQ:
Thu Jan 21 06:07:37 CET 2021 ScheduledUpdate[Jan 21 06:05:00]:<ID> Operation-Uuid=<ID> Group=none Operation-Cookie=0 action=Defer source=Cluster1:vol_source destination=Cluster2:vol_dest status=Failur...Thu Jan 21 06:07:37 CET 2021 ScheduledUpdate[Jan 21 06:05:00]:<ID> Operation-Uuid=<ID> Group=none Operation-Cookie=0 action=Defer source=Cluster1:vol_source destination=Cluster2:vol_dest status=Failure message=Failed to start transfer for Snapshot copy "snapmirror.<ID>.2021-01-21_060500".(Failed to start transfer.(Replication operation request failed from Cluster Id: <ID>, Node Id: <ID> to Cluster Id: <ID>, Node Id: <ID> due to a network error(CSM: An operation did not complete within the speci…
Applies to ONTAP 9 Interface group (IFGRP) Link Aggregation Group (LAG) Link Aggregation Control Protocol (LACP) Issue The LAG (Link Aggregation Group/IFGRP) is not evenly transmitting traffic across ...Applies to ONTAP 9 Interface group (IFGRP) Link Aggregation Group (LAG) Link Aggregation Control Protocol (LACP) Issue The LAG (Link Aggregation Group/IFGRP) is not evenly transmitting traffic across the participating ports evenly when using IP based distribution. Low throughput after ONTAP upgrade from 9.1 to 9.7. system node run -node <nodename> -command ifstat -a shows unequal load distribution across the participating ports in the TRANSMIT section.