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Slow SnapMirror speeds between two clusters

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Category:
ontap-9
Specialty:
DP
Last Updated:

Applies to

  • ONTAP 9
  • SnapMirror

Issue

  • SnapMirror is transferring data successfully, however, the transfer rate is experiencing consistently slow transfer speeds, remaining below 30 Mbps, despite network tests indicating available bandwidth exceeding 200 Mbps.
  • Both the global replication throttle and network configuration have been reviewed, with replication throttle disabled on both sides and no recent environmental changes reported. 

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