Active IQ Unified Manager アラート: High Node Utilization Fragmentation
に適用されます
- OnCommand Unified Manager ( OCUM )
- Active IQ Unified Manager ( AIQUM )
- ONTAP 9
- clustered ONTAP 8.3
注: OnCommand Unified Manager は、 9.6RC1 以降のリリースで Active IQ Unified Manager に再ブランド化されています。本ドキュメントでは、 Unified Manager を ActiveIQ Unified Manager ( AIQUM )と呼びます。
問題
Active IQ Unified Manager はnode disk fragmentation
、クラスタ内のボリュームで警告アラートを報告します。ただし、再割り当てを実行すると、断片化が非常に低くなります(レベル 1 または 2 )。
例:
From: "Active IQ Unified Manager"<aiqum@company.com>
Date: Jul 4, 2017 6:01 AM
Subject: Performance Alert - 1 new warning system-defined threshold(s) breached on Cluster cluster1
To: "Storage Admins"<storageadmins@company.com>
Warning System-defined Threshold Event
________________________________________
Summary
Trigger Time: 5:39 am, 4 Jul EDT
Description: 1 new warning system-defined threshold(s) breached on Cluster cluster1
________________________________________
p-sdt-cluster1-nod-1212
Policy Name: Node disk fragmentation
A WARNING event has been triggered on node1 based on the detection of high node utilization caused by high
percentage of delayed disk write on node1_aggr_sas1.