ONTAP Hardware KBs
ONTAP Hardware KBs
Featured
Automatic Firmware download Feature
The Automatic Update feature allows ONTAP to automatically download and install recommended firmware
The Automatic Update feature allows ONTAP to automatically download and install recommended firmware
How to perform a health check
A Resolutiom guide of various methods to check the health of your system
A Resolutiom guide of various methods to check the health of your system
Shutdown and Power up procedures
Best practices and procedures to perform a graceful shutdown and power up your ONTAP cluster
Best practices and procedures to perform a graceful shutdown and power up your ONTAP cluster
Controller hardware upgrade Resolution guide
This guide describes how to upgrade controller hardware of an AFF system or a FAS system in a cluster by moving storage or volumes
This guide describes how to upgrade controller hardware of an AFF system or a FAS system in a cluster by moving storage or volumes
Service Processor (SP) & Baseboard Management Controller (BMC) Resolution Guide
Collection of solutions for your SP or BMC questions
Collection of solutions for your SP or BMC questions
DISK FAILED process
Provides guidance around the disk failure process
Provides guidance around the disk failure process
Other Resources
- Cluster Port Link Down Causing CLAM Panic and Node Reboot in MetroCluster IPNov, 2025
- ONTAP event log reports low memoryNov, 2025
- How to verify a drive missing event on an AFF A800, A70, A90, C80, or C800 systemNov, 2025
- Drives missing from AFF A800, A70, A90, C80, or C800 controller following an insert or removal of the partner PCMNov, 2025
- How to reseat a disk or drive on a AFF, AFX, ASA, C-Series or FAS systemNov, 2025
- System show a disk shelf faultNov, 2025
- How to power up all ONTAP nodes in a cluster following a graceful shutdownNov, 2025
- Gracefully shutdown and power up your storage system Resolution GuideNov, 2025
- How do shelf product IDs and modules in ONTAP map to a model of a shelf or storage system with embedded storage?Nov, 2025
- Takeover is not possible:NVRAM log not synchronized due to old RCF installed on switchNov, 2025
- Cluster port repeatedly goes down and upNov, 2025
- Attention led on and "INVALID CHASSIS CONFIGURATION (Incompatible Partner PCM)" is reportedNov, 2025
- Spare low alert detected for SyncMirror aggregate due to no disk in pool 1Nov, 2025
- ONTAP reports NoPathToIOMA_Alert at non-failed nodeNov, 2025
- Switchless Cluster: e0b Port MTU Mismatch and Packet LossNov, 2025
- Node panic during cluster setup after netbootNov, 2025
- System down due to a dimm_uecc_errorNov, 2025
- "Network Recovery Job completed unsuccessfully" error seen after head swapNov, 2025
- Node Reporting “splog.sp.not.accessible” due to network firewall configurationNov, 2025
- Amber LED Remains On After Disk ReplacementNov, 2025
- BIOS updates for memory reliability and the PPR feature
- How to identify a failed disk prior to replacement
- How to manually download EMS log file via SPI?
- How to determine the disk and shelf firmware version on a controller and verify it is up to date
- Cluster hw_assist: hw_assist functionality is inactive - How to configure hw_assist
Highest rated
(rating)- boot_recovery procedure does not complete
- Newly installed controller only responsive via BMC prompt due to incorrect line voltage from PDU
- How to convert cluster ports from 4x10G to 1x40G
- How to disable USB type A ports on FAS and AFF models
- ses.config.diskStackMaxError when disk bays exceeds the maximum number supported
- How to check the firmware included in the ONTAP All Disk Firmware Bundle
- ONTAP Select drives show up mixed type SSD or VMDISK
- Node fails to boot with error: Boot option loading failed
- Broadcast domain partition errors reported in the event logs due to hardware issue
- How to update SP or BMC during Motherboard replacement using surviving node as the source
- "PHY is reporting an unknown link rate" for a disk in DS460C drawer after disk and IOM re-seat
- How to troubleshoot during part replacement receiving message "WARNING: there do not appear to be any disks attached to the system"
- Cluster switch LIF is not on home node after cluster switch upgrade
- NVDIMMBadHealthAlert Reason: VPP Lost , on NVDIMM-equipped systems
- FC port speed fails to negotiate to16GB
Recently updated
(date updated)- Cluster Port Link Down Causing CLAM Panic and Node Reboot in MetroCluster IP
- ONTAP event log reports low memory
- How to verify a drive missing event on an AFF A800, A70, A90, C80, or C800 system
- Drives missing from AFF A800, A70, A90, C80, or C800 controller following an insert or removal of the partner PCM
- How to reseat a disk or drive on a AFF, AFX, ASA, C-Series or FAS system
- System show a disk shelf fault
- How to power up all ONTAP nodes in a cluster following a graceful shutdown
- Gracefully shutdown and power up your storage system Resolution Guide
- How do shelf product IDs and modules in ONTAP map to a model of a shelf or storage system with embedded storage?
- Takeover is not possible:NVRAM log not synchronized due to old RCF installed on switch
- Cluster port repeatedly goes down and up
- Attention led on and "INVALID CHASSIS CONFIGURATION (Incompatible Partner PCM)" is reported
- Spare low alert detected for SyncMirror aggregate due to no disk in pool 1
- ONTAP reports NoPathToIOMA_Alert at non-failed node
- Switchless Cluster: e0b Port MTU Mismatch and Packet Loss
Recently added
(date created)- Cluster Port Link Down Causing CLAM Panic and Node Reboot in MetroCluster IP
- Takeover is not possible:NVRAM log not synchronized due to old RCF installed on switch
- Node panic during cluster setup after netboot
- Switchless Cluster: e0b Port MTU Mismatch and Packet Loss
- Node Reporting “splog.sp.not.accessible” due to network firewall configuration
- Amber LED Remains On After Disk Replacement
- Is there a chassis serial number in addition to the node serial number?
- Command Output Not Enough Logs Displayed
- ONTAP upgrade paused, and both nodes in the HA pair have a unknown status
- How to verify a drive missing event on an AFF A800, A70, A90, C80, or C800 system
- How to remove an incorrectly added disk from an aggregate (ONTAP / ADPv2)
- Network settings cannot be modified for Interconnect ports
- ONTAP reports NoPathToIOMA_Alert at non-failed node
- "SwitchPowerFail_Alert" is reported on both cluster network switches
- IOM12 shelf firmware not updating even though they are reporting as downrev
