SAN KBs
SAN KBs
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SAN Configuration and Admin
Guides for configuring and administering a SAN in a NetApp environment.
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.
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.
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 .
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.
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?
How to determine whether the SFP or Cable is faulty on a Brocade switch?
Other Resources
- EMS logs shows "unexpected error: RECV_ERROR" (scsitarget.fct.linkError) due to cable/SFP issueFri, 06 Mar 2026
- Write issues in Oracle database due to changed sector size during upgradeFri, 06 Mar 2026
- ZFS detects data corruption on migrated LUNFri, 06 Mar 2026
- Will changing the queue depth on windows VM from 64 to 256 having any impact on the queueing on NetApp NVMe namespaceFri, 06 Mar 2026
- Will LUN NAA ID change if old switches are replaced with new switchesFri, 06 Mar 2026
- Windows Cluster Shared Volumes become inaccessible due to WIMMount driver filterFri, 06 Mar 2026
- Windows HUK installation displays message "No update to settings"Fri, 06 Mar 2026
- Windows Hyper-V cluster losing connection to cluster disksFri, 06 Mar 2026
- Windows Reports Directory or File Corruption on iSCSI LUNs Hosted by NetApp ONTAPFri, 06 Mar 2026
- Windows Server iSCSI initiator is not connecting to a target iSCSI LIFFri, 06 Mar 2026
- Windows VM Fails to Boot After Storage vMotionFri, 06 Mar 2026
- What is the recommended volume size relative to LUN size when creating LUNs in ONTAP?Fri, 06 Mar 2026
- What methods are available to check if there is an active session to each LUN in ONTAP?Fri, 06 Mar 2026
- What status is returned when a SCSI Test Unit Ready (TUR) command is sent to a LUN that has already been SCSI reservedFri, 06 Mar 2026
- Which hashing method is used for ISCSI CHAP ?Fri, 06 Mar 2026
- Which network segment should be used for LIFs in a redundant iSCSI configurationFri, 06 Mar 2026
- Which subnet configuration is recommended for iSCSI direct-attached setups?Fri, 06 Mar 2026
- Why do multipath -ll and multipath.conf display different values?Fri, 06 Mar 2026
- Why does the message "Ensure latest Microsoft Cumulative updates are applied" appear during the installation of SAN Host Utilities?Fri, 06 Mar 2026
- What changes occur to iSCSI settings or igroup behavior when upgrading ONTAP from 9.8 to 9.12？Fri, 06 Mar 2026
- VMware Datastore Becomes Inaccessible After LUN Resize in ONTAP System Manager Due to LUN UnmappingFri, 06 Mar 2026
- LUN Not Detected on VMware ESXi HostsFri, 06 Mar 2026
- ONTAP LUN offline due to lack of space in the volume or aggregateFri, 06 Mar 2026
- ONTAP SAN Citrix outage during ONTAP upgrade or takeoverFri, 06 Mar 2026
- ONTAP SAN Direct attached HPE VMWare iSCSI disconnectsFri, 06 Mar 2026
- What do FCP Partner Path Misconfigured messages mean?Fri, 06 Mar 2026
- What does the LUN option space_alloc do?Fri, 06 Mar 2026
- What is the maximum amount of SAN LIFs per port supported in ONTAP?Fri, 06 Mar 2026
- What is the maximum length of a iSCSI iqn nameFri, 06 Mar 2026
- Which Host Utilities can be used for SLES on PowerPC?Fri, 06 Mar 2026
- Why does VMware ESXi or Microsoft Hyper-V report more space used than ONTAP LUN?Fri, 06 Mar 2026
- Windows CSV in FC LUN cannot be mounted on all hostsFri, 06 Mar 2026
- Windows Hyper-V 2016 iSCSI lun mapping issueFri, 06 Mar 2026
- VMware hostd service become unresponsive with ESXi 6.7 update 3Fri, 06 Mar 2026
- VMware lost LUN connectivity after installing new Qlogic DriverFri, 06 Mar 2026
- Vmware VMs becomes inaccessible or hangs during the volume move operationFri, 06 Mar 2026
- Warning "Unable to list entries for kernel on node "node": Vserver does not exist."Fri, 06 Mar 2026
- What AIX command can be used to list the Fiber channel devices?Fri, 06 Mar 2026
- What are SCSI Reservations and SCSI Persistent Reservations?Fri, 06 Mar 2026
- What are the parameters that control how MS iSCSI survives lost TCP connections without causing applications harm?Fri, 06 Mar 2026
- Multiple LUN Provisioning made so simple | ONTAP System Manager 9.7
- Selective LUN mapping
- How to match a LUN's NAA number to its serial number
- Space utilization in a SAN environment - Space reclamation
- Space utilization in a SAN environment - Sizing scenarios
- Space utilization in a SAN environment - Fractional reserve
- Space utilization in a SAN environment - Snap Auto delete and Vol Auto grow
- Space utilization in a SAN environment - Snapshot space consumption examples and illustrations
- Space utilization in a SAN environment - WAFL/RAID and snapshot overview
- How to set up and connect LUNs on a Windows host without using SnapDrive
- How to collect a supportsave from a Brocade switch
- How to set up iSCSI MPIO on Windows Server 2008 using Microsoft multipathing