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Unable to discover iscsi LUN on Oracle Linux host

  1. Last updated
    May 12, 2025
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19
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Category:
ontap-9
Specialty:
san
Last Updated:
5/12/2025, 2:13:44 PM

Applies to

  • ONTAP 9
  • Oracle Linux 8.10

Issue

  • Unable to get the ISCSI LUNs to discover non-disruptively on the Oracle Linux host without issuing the logout and login command.
  • When attempting to discover ISCSI LUNs on an Oracle Linux host using the command sudo iscsiadm --mode discovery --op update --type sendtargets --portal 172b.xx.xx.x the LUNs are not discovered as expected. 
  • It is required to manually logout and login to the target using below commands for the LUNs to be discovered successfully.

#sudo iscsiadm --mode node -T iqn.xxxx-00.com.netapp:sn.0f087b2fb2a411efbxxxxxxxxxxxxxxx:vs.11 --logout
#sudo iscsiadm --mode node -T iqn.xxxx-00.com.netapp:sn.0f087b2fb2a411efbxxxxxxxxxxxxxxx:vs.11 --login

 

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