https://community.netapp.com/t5/ONTAP-Discussions/E-Series-Restore-After-Simulated-Outage/m-p/130707#M28440 <P>Testing complete power failure simulation to the E-Series 5600.&nbsp; The steps are to power down the E-Series, ensure access remains for all aggregates to the remote E-Series, power back on the E-Series, ensure the 5600 fully comes up, watch the FAS8080 regain pathing to the 5600, and finally have the FAS8080 present those disks back to the aggregates.&nbsp; What we found is all of those steps worked as expected except for the final step. (present those disks back to the aggregates)&nbsp; We tried this simulation multiple times and had the same results.&nbsp; We were able to discover a workaround of physically reseating the FC cables at the E-Series.&nbsp;</P><P>&nbsp;</P><P>NetApp Release 9.1P2</P> Wed, 04 Jun 2025 15:07:56 GMT lcribbs 2025-06-04T15:07:56Z https://community.netapp.com/t5/ONTAP-Discussions/E-Series-Restore-After-Simulated-Outage/m-p/130707#M28440 <P>Testing complete power failure simulation to the E-Series 5600.&nbsp; The steps are to power down the E-Series, ensure access remains for all aggregates to the remote E-Series, power back on the E-Series, ensure the 5600 fully comes up, watch the FAS8080 regain pathing to the 5600, and finally have the FAS8080 present those disks back to the aggregates.&nbsp; What we found is all of those steps worked as expected except for the final step. (present those disks back to the aggregates)&nbsp; We tried this simulation multiple times and had the same results.&nbsp; We were able to discover a workaround of physically reseating the FC cables at the E-Series.&nbsp;</P><P>&nbsp;</P><P>NetApp Release 9.1P2</P> Wed, 04 Jun 2025 15:07:56 GMT https://community.netapp.com/t5/ONTAP-Discussions/E-Series-Restore-After-Simulated-Outage/m-p/130707#M28440 lcribbs 2025-06-04T15:07:56Z