目标ONTAP升级后SnapMirror更新延迟

最后更新
另存为PDF

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适用场景

ONTAP 9.x

问题描述

升级目标后、同一关系的传输时间已从2秒增加到~91 秒。
升级之前， SnapMirror 更新所用时间不到 1 分钟：

Fri Jul 23 23:00:02 HKT 2021 ScheduledUpdate[Jul 23 23:00:00]:c9e798a1-27ea-11eb-b27a-00a098e629b1 Operation-Uuid=59cf0e7c-2b1f-4609-882b-23a6b3ba736b Group=none Operation-Cookie=0 action=End source=svm:volname destination=svm:volname status=Success bytes_transferred=3040 network_compression_ratio=1.0:1 transfer_desc=Logical Transfer with Storage Efficiency - Optimized Directory Mode

升级后，更新时间将增加到 1 分钟以上：

Tue Jul 27 12:59:31 HKT 2021 DelayedUpdate[Jul 27 12:58:00]:c9e798a1-27ea-11eb-b27a-00a098e629b1 Operation-Uuid=1675da6f-da96-4880-af3f-5443ad8a580b Group=none Operation-Cookie=0 action=End source=svm:volname destination=svm:volname status=Success bytes_transferred=3080 network_compression_ratio=1.0:1 transfer_desc=Logical Transfer with Storage Efficiency - Optimized Directory Mode Note=Delayed update operation is queued.