https://community.netapp.com/t5/ONTAP-Discussions/mroot-aggregate-disk-utilization-peak/m-p/141483#M31315 <P>it is normal and should have no impact. See here:</P> <P>&nbsp;</P> <P>&nbsp;</P> <P><A title="https://kb.netapp.com/app/answers/answer_view/a_id/1008368/loc/en_US" href="https://kb.netapp.com/app/answers/answer_view/a_id/1008368/loc/en_US" target="_self">https://kb.netapp.com/app/answers/answer_view/a_id/1008368/loc/en_US</A></P> Sun, 15 Jul 2018 17:16:26 GMT kahuna 2018-07-15T17:16:26Z https://community.netapp.com/t5/ONTAP-Discussions/mroot-aggregate-disk-utilization-peak/m-p/141481#M31313 <P>Hi,&nbsp;</P> <P>&nbsp;</P> <P>I have wierd performnce issue.</P> <P>I see a peak of latency on one controller.</P> <P>In drill down I notice that the mroot agrregate have a high disk utilization in that peak time.</P> <P>&nbsp;</P> <P>I attached two screenshot with deatil workload of the node and the mroot aggregate.</P> <P>&nbsp;</P> <P>from what reason the mroot aggregate have this disk util ?&nbsp;</P> <P>&nbsp;</P> <P>the other node of the HA not suffer this problem.</P> <P>&nbsp;</P> Wed, 04 Jun 2025 13:30:51 GMT https://community.netapp.com/t5/ONTAP-Discussions/mroot-aggregate-disk-utilization-peak/m-p/141481#M31313 STVTEAMGO 2025-06-04T13:30:51Z https://community.netapp.com/t5/ONTAP-Discussions/mroot-aggregate-disk-utilization-peak/m-p/141483#M31315 <P>it is normal and should have no impact. See here:</P> <P>&nbsp;</P> <P>&nbsp;</P> <P><A title="https://kb.netapp.com/app/answers/answer_view/a_id/1008368/loc/en_US" href="https://kb.netapp.com/app/answers/answer_view/a_id/1008368/loc/en_US" target="_self">https://kb.netapp.com/app/answers/answer_view/a_id/1008368/loc/en_US</A></P> Sun, 15 Jul 2018 17:16:26 GMT https://community.netapp.com/t5/ONTAP-Discussions/mroot-aggregate-disk-utilization-peak/m-p/141483#M31315 kahuna 2018-07-15T17:16:26Z