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
- NetApp AIX Host Utilities Kit Removed After IBM VIOS UpgradeMon, 25 May 2026
- Space Not Reclaimed on LUN Used by Oracle ASMFri, 22 May 2026
- Volume reports full used with space reserved LUNsThu, 21 May 2026
- Storage array not receiving SCSI UNMAP/TRIM commands for Thin-Provisioned LUN required for space reclamationWed, 20 May 2026
- Windows host does not reclaim space despite space allocation being enabled on the iSCSI LUNTue, 19 May 2026
- High latency and unable to map SG array error in ESXTue, 19 May 2026
- Windows Host Utilities 7.2 Installation Does Not Create \vnetapp Registry KeyTue, 19 May 2026
- Is manual configuration of ONTAP-specific parameters in multipath.conf supported on RHEL 9 hosts?Fri, 15 May 2026
- High RX Discards, Bus Overruns and no buffer eventsWed, 13 May 2026
- Is there a way to check the current received data size for disk alignment optimization?Wed, 13 May 2026
- VMware virtual machine fails to boot after LUN restore using volume snapshot in ONTAPWed, 13 May 2026
- Which OS type should be selected for LUNs in a Windows 2025 Workgroup Cluster with Hyper-V?Mon, 11 May 2026
- HCI Mellanox Switches alert high Disk Usage (Above 90) PercentWed, 29 Apr 2026
- ASM is unable to access some disks, and the host is encountering the error:AnaCLSF:28Wed, 29 Apr 2026
- Igroup bind fails with Bcom errorTue, 28 Apr 2026
- Unable to Mount due to Reservation Conflict with ONTAP LUNFri, 24 Apr 2026
- Lower than expected performance reloading Oracle DB on ESXi and ONTAP LUNs via FCWed, 22 Apr 2026
- LUN path failure due to FC target port overloadTue, 21 Apr 2026
- Can Hyper-V cluster CSVs be expanded without downtime when using NetApp iSCSI LUNs?Mon, 20 Apr 2026
- Linux mount fails due to SCSI-3 persistent reservation on non-preferred pathWed, 15 Apr 2026
- NetApp AIX Host Utilities Kit Removed After IBM VIOS UpgradeMon, 25 May 2026
- Storage array not receiving SCSI UNMAP/TRIM commands for Thin-Provisioned LUN required for space reclamationFri, 22 May 2026
- Space Not Reclaimed on LUN Used by Oracle ASMFri, 22 May 2026
- Volume reports full used with space reserved LUNsThu, 21 May 2026
- ONTAP controller upgrade paused due to out of sync test SMas relationships on source clusterWed, 20 May 2026
- Luns not visible on the host endTue, 19 May 2026
- Windows host does not reclaim space despite space allocation being enabled on the iSCSI LUNTue, 19 May 2026
- High latency and unable to map SG array error in ESXTue, 19 May 2026
- ONTAP Upgrade Paused Due to an orphaned SAN initiatorTue, 19 May 2026
- How to setup Broadcom VMware ESXi iSCSI MPIO with ONTAP SAN ASATue, 19 May 2026
- Windows Host Utilities 7.2 Installation Does Not Create \vnetapp Registry KeyTue, 19 May 2026
- How to collect data for an RCA of a SAN event that occurred in the pastMon, 18 May 2026
- ONTAP Upgrade Paused Due to Missing Host FC Initiator LoginsSun, 17 May 2026
- Is manual configuration of ONTAP-specific parameters in multipath.conf supported on RHEL 9 hosts?Fri, 15 May 2026
- Host lost iscsi sessions and reported APD due to network switch maintenance activityFri, 15 May 2026
- High RX Discards, Bus Overruns and no buffer eventsWed, 13 May 2026
- Is there a way to check the current received data size for disk alignment optimization?Wed, 13 May 2026
- How to identify unaligned IO on LUNs?Wed, 13 May 2026
- VMware virtual machine fails to boot after LUN restore using volume snapshot in ONTAPWed, 13 May 2026
- Can FC initiators direct attach to ONTAP systems?Tue, 12 May 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