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SAN KBs

SAN KBs

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SAN Configuration and Admin
Guides for configuring and administering a SAN in a NetApp environment. 
FCP Lif down
Guide to troubleshooting FCP lifs that are Admin up or operationally down. 
Data to collect for a SAN RCA
This KB details the information that might be needed for NetApp to perform an RCA.
Frequent WQE 0x16 errors
KB covering how to resolve 0x16 errors seen in EMS logs . 
Freqent fcp.io errors with status 0x1d 
KB covering how to resolve frequent 0x1d errors in EMS. 
Brocade: SFP or cable Diagnoses
How to determine whether the SFP or Cable is faulty on a Brocade switch? 
Other Resources
  • Partially connected igroup notification for Fiber Channel initiatorsMon, 24 Mar 2025
  • Partially connected status on Fibre Channel initiatorsMon, 24 Mar 2025
  • What status is returned when a SCSI Test Unit Ready (TUR) command is sent to a LUN that has already been SCSI reservedFri, 21 Mar 2025
  • LUN not seen at host due to misconfigured Peer ZoneThu, 20 Mar 2025
  • Unable to map cloned LUN to Windows Failover ClusterThu, 20 Mar 2025
  • Some clients are operating over a single path after the ONTAP upgradeTue, 18 Mar 2025
  • FC adapter shows 'Link disconnected' due to the switch being disabledSat, 15 Mar 2025
  • Unable to mount iSCSI datastore to ESXi hostsFri, 14 Mar 2025
  • UCS host is unable to see Boot LUNFri, 14 Mar 2025
  • LUNS disappear after removing reporting nodes from SLMWed, 12 Mar 2025
  • GUI displays partially connected status after filer panicWed, 12 Mar 2025
  • How to select disk type when creating a LUN using System Manager or CLI in ONTAP 9Wed, 12 Mar 2025
  • Datastores not seen post migrationSun, 09 Mar 2025
  • What are the recommended MTU settings for ASA C250 iSCSI LUNs with network constraintsTue, 04 Mar 2025
  • ONTAP SAN unable to map FC LUN directly to virtual machineMon, 03 Mar 2025
  • Monitoring software shows loss_of_sync of FCP adapterThu, 27 Feb 2025
  • LIF unreachable after being migrated to another node due to network misconfigurationThu, 27 Feb 2025
  • Is it necessary to install SnapCenter Plug-ins Package for Windows and Windows Host Utilities when setting up iSCSI connections in a multipath configurationThu, 27 Feb 2025
  • ONTAP SAN FCoE LIF not initialized with Nexus 9000 and VPCWed, 26 Feb 2025
  • Safely remove a iSCSI datastore from a single hostTue, 25 Feb 2025
  • Poor performance on hosts due to faulty switch SFPMon, 24 Mar 2025
  • Partially connected igroup notification for Fiber Channel initiatorsMon, 24 Mar 2025
  • Partially connected status on Fibre Channel initiatorsMon, 24 Mar 2025
  • ESXi host iSCSI datastore paths down due to duplicate server IPFri, 21 Mar 2025
  • Modifying management LIFs disrupts database operationsFri, 21 Mar 2025
  • What status is returned when a SCSI Test Unit Ready (TUR) command is sent to a LUN that has already been SCSI reservedFri, 21 Mar 2025
  • LUN not seen at host due to misconfigured Peer ZoneThu, 20 Mar 2025
  • Unable to map cloned LUN to Windows Failover ClusterThu, 20 Mar 2025
  • Repeated new ISCSI sessions when one already exists messagesWed, 19 Mar 2025
  • Is it possible to use a single container volume with more than one LUN inside?Tue, 18 Mar 2025
  • How to manually attach a LUN over iSCSI to a single hostTue, 18 Mar 2025
  • Some clients are operating over a single path after the ONTAP upgradeTue, 18 Mar 2025
  • Datastores not seen post migrationMon, 17 Mar 2025
  • FC adapter shows 'Link disconnected' due to the switch being disabledSat, 15 Mar 2025
  • Unable to mount iSCSI datastore to ESXi hostsFri, 14 Mar 2025
  • UCS host is unable to see Boot LUNFri, 14 Mar 2025
  • LUNS disappear after removing reporting nodes from SLMWed, 12 Mar 2025
  • GUI displays partially connected status after filer panicWed, 12 Mar 2025
  • How to select disk type when creating a LUN using System Manager or CLI in ONTAP 9Wed, 12 Mar 2025
  • System Manager displays partially connected status even initiators logged inTue, 11 Mar 2025