OneFS 9.7.1.11 upgrade causes node boot failure on Gen5 nodes that are not Isilon X210

Summary: A software change in OneFS 9.7.1.11 removes support for A100, HD400, NL410, S210, and X410 nodes. Those node types to fail to boot with OneFS 9.7.1.11.

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Symptoms

When booting OneFS version 9.7.1.11 on an impacted node type, the system fails to boot and enters the recovery menu:

NOTE: get_func: No validate function for installation config method UNKNOWN
Installation config method is UNKNOWN: Unknown/Unsupported?
<isi_rc> SIGUSR1 received!!!


Initializing PSI config files failure
To prevent a DL situation, contact Dell EMC Customer Support immediately:
United States: 1 800 782 4362 (1 800 SVC 4EMC)
Canada: 1 800 543 4782 (1 800 543 4SVC)
Worldwide Country Code: 1 508 497 7901



Command Options:
1) Enter recovery shell
2) Continue booting
3) Reboot
option>

Additional attempts to boot the node fail in the same way.

Cause

OneFS 9.7.1.11 removes the software necessary to properly detect the following node types and load-specific hardware configurations during the boot process:

  • A100
  • HD400
  • NL410
  • S210
  • X410

Resolution

A resolution for this issue is being considered and developed.

X210 nodes are still fully supported and are not subject to this issue; they boot into version 9.7.1.11 as expected.

Affected Products

Isilon NL410, Isilon S210, Isilon X410

Products

Isilon NL-Series, Isilon S-Series, Isilon X-Series
Article Properties
Article Number: 000405320
Article Type: Solution
Last Modified: 20 Dec 2025
Version:  2
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