https://community.netapp.com/t5/ONTAP-Hardware/Power-on-hours-for-disk/m-p/447410#M11627 <P>Hi there, please provide details of ONTAP version and disk model (ie X357_xxxxxxxxx) - there have been previously documented bugs with power on hours being inaccurate, but it's easier to find them with specific details</P> Mon, 04 Sep 2023 01:48:24 GMT AlexDawson 2023-09-04T01:48:24Z https://community.netapp.com/t5/ONTAP-Hardware/Power-on-hours-for-disk/m-p/447406#M11626 <P>Here is the information regarding disk usage time that can be checked in storage. However, the disk usage time suddenly increased to over 500 in<FONT face="arial black,avant garde" color="#FF0000"> just one day</FONT>. What could be the reason for this?</P><P>My client is conducting a disk-related audit, and we have encountered a situation where there is a significant difference in usage time. While conducting tests to investigate this issue, we encountered this problem. How can we explain this?</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="disk1.jpg" style="width: 400px;"><img src="https://community.netapp.com/t5/image/serverpage/image-id/26872i8CC4F3A9131D19AE/image-size/medium?v=v2&amp;px=400" role="button" title="disk1.jpg" alt="disk1.jpg" /></span></P><P> </P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="disk2.jpg" style="width: 400px;"><img src="https://community.netapp.com/t5/image/serverpage/image-id/26873i93930D3344458709/image-size/medium?v=v2&amp;px=400" role="button" title="disk2.jpg" alt="disk2.jpg" /></span></P><P> </P><P>  </P><P>&nbsp;</P> Wed, 04 Jun 2025 09:45:32 GMT https://community.netapp.com/t5/ONTAP-Hardware/Power-on-hours-for-disk/m-p/447406#M11626 Sungwoo 2025-06-04T09:45:32Z https://community.netapp.com/t5/ONTAP-Hardware/Power-on-hours-for-disk/m-p/447410#M11627 <P>Hi there, please provide details of ONTAP version and disk model (ie X357_xxxxxxxxx) - there have been previously documented bugs with power on hours being inaccurate, but it's easier to find them with specific details</P> Mon, 04 Sep 2023 01:48:24 GMT https://community.netapp.com/t5/ONTAP-Hardware/Power-on-hours-for-disk/m-p/447410#M11627 AlexDawson 2023-09-04T01:48:24Z