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Important Service Issues When Upgrading to OS8.8.0 through 8.8.35 (Doc ID 2818322.1)

Last updated on FEBRUARY 07, 2024

Applies to:

OPC ZFS ZS5-ES Rack - Version All Versions to All Versions [Release All Releases]
Sun Storage 7410 Unified Storage System - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Backup Appliance ZS5-2 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Backup Appliance ZS5-4 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage Appliance Racked System ZS4-4 - Version All Versions to All Versions [Release All Releases]
7000 Appliance OS (Fishworks)


This document should be used as a reference for known bugs and documents related to the ZFS Storage Appliance when upgrading to micro release versions OS 8.8.0 through OS 8.8.35.


Issues effecting OS8.8.x

Below is a list of known bugs & documents related to the ZFS Storage Appliance(ZFSSA) OS8.8.x. containing fixes, workarounds or directions to identify known issues.

To be sure the fix is in the OS8.8.x version you are planning on downloading and upgrading to, use our software download page listed below.

Oracle ZFS Storage Appliance: Software Updates (Doc ID 2021771.1)

  1. Select the "Release Notes" Link to the right of the OS8.8.x version you are planning on downloading, which will open a pdf.
  2. Navigate to "Closed Issues" which are fixed in this release. It will list the Synopsis & BUG #


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In this Document
 Proactive issues
 Do not update from OS8.6.x directly to OS8.8.30 or newer
 Invalid stash objects must be removed before any update to OS 8.8.x
 Check for non-UTF-8 characters in repository.db files before upgrading from 8.7.x to 8.8.18 - 8.8.29
 Before updating to OS8.8.x from 8.7.7 - 8.7.26, ensure you have previously run the 'Periodic Disk Monitor Reset' workflow.
 Reactive issues
 Upgrading to OS8.8.31 - OS8.8.33 can cause a system panic
 Upgrading to OS8.8.x with a Active Directory server that relies on resources from the same Oracle ZFS Storage Cluster can cause Virtual Machine Clients to crash.
 After Upgrading ZFS Storage Array to 8.8.30, Mount Attempts Hang or Report "I/O error
 ZFS Storage Appliance may not import pool after upgrading to OS8.8.27,1-1.2 and OS8.8.28,1-1.2
 Backend multipathing does not recognize some newer drive models
 Some NDMP Backups Inconsistent And Problematic
 ZFSSA Node with InfiniBand Hangs, NFS Shares Get Stuck on Clients
 "Deadlock: cycle in blocking chain" panic
 lockd: server <HOSTNAME> not responding
 ZFSSA not responding over HTTP
 ZFSSA reports it is an UNSUPPORTED platform
 Cluster Ethernet link intermittent issues
 Problems mounting NFS Shares
 Database crashes on NFS v3 & 4 shares after upgrading to OS 8.7.25 through 8.8.6
 Upgrading to OS8.8.18 (from OS8.7 or earlier 8.8.X version) where the upgraded node sits at joining cluster.
 After upgrading to OS8.8.18 through OS8.8.24, a link aggregation(aggr) with VNIC/VLAN can no longer communicate between appliance heads.
 Upgrading to OS8.8.22 while using the Chrome Browser can cause akProgrammerError under Maintenance -> System.
 7120 systems without Sun Flash Accelerator F20 installed in PCIe slot 0 (OS8.8.32 and later supported)
 IOM (I/O Controller Module) "STORAGE-8000-Q2" Fault During Cluster Upgrade to OS8.8.22 or Higher
 Upgrading to OS8.8.36 - OS8.8.38 can cause certain files used for analysis within the Support Bundle to have missing content with zero size.

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