Multiple disk latency power on reset events on multiple disks
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Multiple disk latency power on reset events on multiple disks

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Article ID: 391946

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Updated On: 03-26-2025

Products

VMware vSAN

Issue/Introduction

-Multiple disk latency spikes seen in vCenter Web Client latency graphs

 -These alerts also seen in the vmkernel.log:

vmkernel.all:2025-03-01T07:12:13.549Z cpu94:2098280)ScsiCore: 1823: Power-on Reset occurred on naa.################

vmkernel.all:2025-03-01T08:59:53.818Z cpu91:2098260)ScsiCore: 1823: Power-on Reset occurred on naa.################

Environment

VMware ESXi 7.0.3 build-23144291

VMware ESXi 7.0 Update 3

All Flash Cluster

Cause

Backplane controller needing replaced as all of the disks reporting the "Power-on Reset" issues.

Resolution

Contact hardware vendor