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26.0 Release Notes#

Release Information

  • Release Date: October 2025
  • Latest Version: 26.0.2.2 (December 2025)
  • Status: Supported
  • End-of-Life: TBD

Major Features & Themes#

AI Services Integration#

AI Platform Capabilities

  • Native AI model hosting in GGUF format
  • Built-in UI integration for model management
  • OpenAI-compatible API endpoint
  • Support for pre-defined and custom models

Enhanced User Experience#

UI & Customization

  • Complete theme engine replacing basic branding
  • Comprehensive UI appearance customization
  • Enhanced task automation with reusable schedules
  • System-wide tagging support
  • Improved API documentation interface

Storage & Data Protection#

Storage Improvements

  • Immutable snapshot support
  • Enhanced vSAN tier management
  • System snapshot improvements (renamed from Cloud Snapshots)
  • Better storage diagnostics and management

Security & Authentication#

Security Features

  • API key authentication for users
  • Multiple SSL certificate management
  • Enhanced alarm system with email notifications
  • Improved audit logging capabilities

26.0.2.2 (December 2025)#

Hotfix Release

No reboot required (if System is currently on 26.0.2.x).

Features & Fixes#

User Interface & Caching#

  • Added cache buster to custom themes
  • Fixed issue where modifying current theme wouldn't reload page
  • Added cache busting to all dependencies and JavaScript modules
  • Fixed issue where xterm was being minified, causing serial console issues for VMs

Snapshots & Synchronization#

  • Fixed immutable snapshots showing up on remote sites
  • Fixed immutable snapshots not appearing after sync
  • Fixed system snapshot manual-sync prefix on destination
  • Fixed timing scenario where vSAN incorrectly triggered transaction snapshot due to settier operation

System Administration#

  • Fixed action menu item for restore job dashboard
  • Fixed action menu items on site syncs outgoing
  • Fixed delete tag category functionality
  • Added action to update manual certificates
  • Fixed 'allow insecure' flag not functioning in webhooks

Authentication & Users#

  • Fixed modify user form for auth sources

26.0.2.1 (November 2025)#

Hotfix Release

No reboot required (if System is currently on 26.0.2).

Bug Fixes#

  • Fixed kernel issue with NAS where extended attributes stopped working (resolved Storware backup issues)
  • Fixed New VM and New Tenant forms where hitting enter on search filters caused unintended form submission
  • General improvements to New VM and New Tenant forms
  • Fixed auto-refresh functionality on VMware backup VM dashboard

26.0.2 (November 2025)#

Features & Fixes#

User Interface & Experience#

  • Enhanced navigation and organization:
    • Changed "Tasks" to "Tasks Dashboard" in main navigation
    • Added tags to tag categories list
    • Added tags to most list pages where applicable
    • Added select all/none to filter menu
    • Alphabetical sorting applied to actions on home
    • Added automatic sort for action menu
    • Added colors for form controls
  • Fixed multiple breadcrumb navigation issues
  • Fixed "Building List..." bug appearing randomly on forms
  • Enhanced form components:
    • Fixed network selector to account for current network (core or disabled networks)
    • Toned down task script max height for better display
    • Fixed cloud-init header column arrangement
  • Improved dashboard displays:
    • Added CPU base clock rate to node dashboard
    • Removed duplicate alerts on VM dashboard
    • Fixed machines dashboard issues
    • Fixed resource dashboard JavaScript error
    • Fixed VM dashboard infinity bug when cluster in maintenance
  • Enhanced list views and actions:
    • Fixed migrate/popups on VM/VMs/Tenant Node/Service Container/VMware Container
    • Added new device shortcuts to tenant/machine dashboards and main navigation

Task Automation & Events#

  • Enhanced task event functionality:
    • Made event field read-only for consistency
    • Prevented edits on task events with owners
    • Task events list now has clickable link back to task
    • Task dashboard displays events table with clickable tasks
    • Fixed handling of non-string values
    • Changed VM fire event behavior
    • New VM events delayed to handle recipes making API calls
  • Improved task logging and audit:
    • Fixed task logs name for executing state
    • Fixed audit log for task edits
    • Fixed audit log for task creation/deletion
    • Fixed audit log for task creation
    • Fixed counts on task dashboard with condensed lists and sorting
  • Enhanced task management UI:
    • Made task event edit UI more user-friendly
    • Added task-related features to scripts page for ease of use
    • Fixed task dashboard owner field display
  • Fixed delete messages on task events/schedule triggers and task scripts

Virtual Machine Management#

  • Enhanced VM operations:
    • Fixed issue starting machines with multiple devices from same resource group
    • Fixed potential issue where failed machine starts could leave devices reserved
    • Fixed VM import duplicate fields
    • Fixed cloning TPM devices
  • Improved VM creation and recovery:
    • Changed error message to friendlier version when creating VM from recipe
    • Fixed issue restoring VMs from system snapshot when recovery took >2 minutes
    • Fixed issue restoring NAS VM from cloud snapshot where network no longer exists
    • Fixed event issue when creating VM from wizard
  • Fixed issue triggering tasks on VMs that aren't snapshots

Tenant Management#

  • Enhanced tenant functionality:
    • Fixed tenant device status display
    • New tenant node form now adds tenant filter to hide snapshots
    • Fixed vnet rule headers
  • Theme management improvements:
    • Fixed breadcrumb on modify tenant theme access page
    • Fixed theme access removal code
    • Fixed real-time tenant theme access changes
    • Fixed notification to nodes for specified themes

Storage & Snapshots#

  • Immutable snapshot enhancements:
    • Log user attempts to delete immutable snapshots
    • On unlock, clear snapshot alarm for immutable snapshots
    • Fixed unlocking to unlocked status transition
  • File management improvements:
    • File upload overwrite now carries description over
    • Fixed potential browser credential popup when downloading files
    • Added bzip download filter via API for URL downloads

Sites & Synchronization#

  • Fixed site status for refreshing on down/unreachable systems
  • Fixed map pin icon display
  • Fixed site dashboard JavaScript error when adding logs with nothing enabled
  • Fixed authentication to invalid URLs

Networking & WireGuard#

  • Fixed WireGuard interface dashboard display
  • Fixed issue with IPSec Phase 1 modifications (JavaScript error)

Security & Alarms#

  • Admin 2FA alarm can now be acknowledged to dismiss
  • Fixed issue with vSAN repair alarms

VMware Integration#

  • Fixed backup VM expiration from list view
  • Fixed pause backup job/restore job functionality
  • Added hidden setting to purge VMware container snapshots from cloud snapshots

System Administration#

  • Enhanced help system:
    • Added handling for help links with query parameters
  • Enhanced resource management:
    • Fixed Host GPU settings typo
  • Improved error handling:
    • Fixed issue clicking error dialog with "View References" option
  • Swagger generation now refreshes page even with autorefresh disabled
  • Added failback code for updates/marketplace/system diagnostics/license refreshes when part of internet is down
  • Fixed issue verifying node versions during install
  • Fixed issue installing asset packages

Permissions & Access#

  • Fixed issue where modifypermissions page might not load correct row

Notes & Documentation#

  • Added notes field to service container and VMware container dashboards
  • Updated notes edit capability for service containers and outgoing syncs

OS & Installation#

Installation Process#

  • Fixed issue replacing node with 26.0.x
  • Removed ability to replace drives while replacing node (support involvement now required)
  • Fixed several bonding-related issues
  • Added more accurate progress bar while installing packages on first node
  • Fixed several node and version validation issues

Core System#

  • Enhanced appserver functionality:
    • Added pm and pt filters (pattern match and pattern match text compare)
    • Added support for et (equal text compare) filter operator
    • Added filter support for delimlist(rows)
    • Increased max passwords to 8K
    • Fixed issue where invalid token in cookies could temporarily prevent login
    • Deleting credentials now auto-deletes all sessions using it
    • Added support for range HTTP header for partial downloads
  • Removed rndis-host USB driver
  • Enhanced GCS functionality:
    • Removed some functions from usermode

vSAN Management#

  • Enhanced vSAN operations:
    • Changed initial dev file state to add tier
    • Fixed scale-out used redundancy check
    • Fixed node tier removal refresh
    • Fixed stacking transaction snapshots when tier walking slowly with active repairs
    • Fixed issue where new tier on node required reboot
    • Added automatic tier deletion when no drives remain on tier

26.0.1.2 (October 2025)#

Hotfix Release

No reboot required (if System is currently on 26.0.1 or 26.0.1.1).

Bug Fixes#

  • Fixed issue where LACP settings could get reconfigured when updating from 4.13.4.x version

26.0.1.1 (October 2025)#

Hotfix Release

No reboot required (if System is currently on 26.0.1).

Bug Fixes#

  • Fixed issue where "Reboot" option was not available when upgrading from 4.13.4.x version
  • Fixed VNC console password authentication issues introduced in 26.0.1

26.0.1 (October 2025)#

Features / Fixes#

AI Services#

  • Added AI support for running pre-defined or custom models in GGUF format
  • Built-in UI integration for AI model management
  • OpenAI-compatible API endpoint for AI services

User Interface & Theming#

  • Revamped user interface with new theme engine
  • Changed custom branding into full-fledged theme engine with comprehensive customization
  • VM console now opens in popout window instead of inline
  • Enhanced paste functionality in VM console
  • Fixed styling issues with JSON field types on forms
  • Enhanced API documentation with improved interface

Task Automation & Scheduling#

  • Deprecated schedule_tasks feature
  • Implemented powerful new task engine with reusable schedules
  • Added event-driven automation capabilities
  • New events available:
    • New VM Created
    • Tenant Online/Offline/Error states
    • Alarm Raised/Lowered
    • Before/After Let's Encrypt renewal
  • Added webhook support to task engine
  • Added new task/action for automated node maintenance (maintenance mode → reboot → exit maintenance)
  • Added tagging support with task engine integration

Storage & Snapshots#

  • Implemented immutable snapshots for enhanced data protection
  • Renamed Cloud Snapshots to System Snapshots
  • System snapshots now support cloning
  • Cluster shutdown now takes 24-hour system snapshot by default
  • Fixed issue where generated diagnostics file could end up on wrong vSAN tier
  • Fixed bug preventing preferred tier retention when using Overwrite during file upload
  • Increased machine limits (tenants >1TB RAM now visible in system snapshots)

Virtual Machine Management#

  • Added virtual IOMMU support for guest VMs
  • Fixed VM migration issue where VMs could migrate indefinitely during cluster changes with node maintenance cycling
  • If VM gets out-of-space error, it no longer continuously attempts to boot
  • Added warning when CPU type differs from cluster recommendation on VM dashboard
  • Enhanced device management:
    • Machine devices can be marked as optional (allows VM/Tenant to boot without device)
    • On startup, tenants clean up devices which are recreated on refresh
  • When VM is sent kill action while stopped, all devices are forced offline
  • Fixed issue where setting VM to "pc" or "q35" pins latest value instead of changing with new machine types
  • Enhanced SR-IOV NIC handling:
    • Fixed cloning issues
    • Fixed snapshot issues
    • Proper class assignment
  • Added multiqueue support to virtio network cards (enabled on new VMs, disabled on existing)
  • NIC hotplug now limited to once every 3 seconds for stability
  • Fixed VMware restore issue for null controllerkey
  • Enhanced VMware refresh for improper guest tool installations
  • Advanced CPU parameters now supported (e.g., cpu.split-lock-detect=off)

Networking#

  • Renamed Virtual Wires to Virtual Switch Ports
  • Fixed issue where stale core NIC could cause vxlan devices to get 1500 MTU
  • Enhanced network creation with proper sorting when adding Layer 2 networks to tenants
  • Added note to VLAN bonding indicating Active-Backup mode (not LACP compatible)
  • Generated WireGuard configs now include static routes in CIDR format
  • Fixed issue where non-/32 WireGuard IPs generated incorrect configs
  • Added TCP MTU Probing advanced option (enabled by default)
  • Changed default bonded network mode to LACP

Tenant Management#

  • Added events for tenant state changes (online, offline, error)
  • Fixed issue where tenants didn't receive devices from service provider recipe catalogs (TPM, vGPU, PCI)
  • Fixed issue where tenant network creation errors showed incorrect tenant name error
  • Fixed issue with proxy FQDN support
  • Added Proxy FQDN field to tenant dashboard
  • Proxy FQDNs now filter out tenant snapshots
  • Fixed tenant inheritance of parent database flush settings
  • Fixed issue with invalid characters in tenant rename
  • Tenant nodes now report running version
  • Tenant nodes log internal container reboots
  • Added CPU/RAM tracking to vnet containers
  • Fixed devices list display on tenant node dashboard

Security & Authentication#

  • Added API key authentication for users
  • Enhanced audit logging:
    • Auth source user login failures
    • All failed login attempts bubble up to main dashboard logs
    • Manual system snapshot deletions (not expired)
  • Improved SSL certificate management:
    • Systems can manage multiple SSL certificates
    • Let's Encrypt cache wiped when certificate forced to renew
    • Support for multiple domains in single Let's Encrypt certificate using subjectAltName (comma-delimited list)
    • Enhanced error handling for OIDC applications with default/wildcard certificates
  • Added UI for registering Root CAs with system
  • Added advanced setting for system logon banner

System Administration & Monitoring#

  • Added comprehensive alarm system:
    • Proactive notification for problems and issues
    • Default email notifications to admin user/group for error alarms
    • Events for alarms raised/lowered
    • Fabric communication issue alarms
    • License expiration warnings (7 days)
  • Enhanced node management:
    • Version restrictions when adding new nodes
    • Unlicensed nodes attempt license revalidation every minute
    • Fixed maintenance mode for unlicensed nodes with running networks
    • When node exits maintenance mode, workloads forced back even if HA group restricts
    • If node flagged as needing restart, treated as needing update
  • Added CSV downloading capability to list views
  • Enhanced diagnostics file handling
  • Improved HA Group descriptions
  • Added better upload URL handling with size check bypass option
  • Fixed issue where non-admin users couldn't favorite VMs

Media & Files#

  • Renamed Media Images to Files
  • Fixed URL parsing on upload form
  • Renamed Make Passthrough to Make Resource

Recipe Management#

  • Added support for proxy FQDNs with tenant recipes
  • Added new recipe question type: "hostname"
  • Added retries when cleaning up after NAS recipe build
  • Removed 30-day POC tenant recipe (no longer maintained)
  • Fixed issue where tenants didn't get recipe catalog devices

NAS & Storage Services#

  • Enhanced NFS support:
    • NFSv4 mount options display for both versions
    • Fixed issue where NAS used wrong NFS version in tenants (affecting backup application change block tracking / extended attributes)

GPU & Hardware Support#

  • Added support for NVIDIA vGPU drivers 16.1 through 19.2
  • Added vGPU and AI support for NVIDIA Blackwell GPUs
  • Added new resource group type "Host GPU" for AI acceleration (NVIDIA, AMD, Intel)
  • Fixed issue where tenants wouldn't receive vGPU/GPU devices
  • Hid false error logs when NVIDIA drivers installed

Package & Update Management#

  • Added support for optional packages on updates page
  • Fixed issue preventing downgrade after changing update branch
  • Clone ISO hosted on update server with build options removed from UI (API intact)

Permissions & Access#

  • Added additional permission types
  • Enhanced permissions handling throughout system

Recovery & Backup#

  • Fixed issue where recovered tenant from system snapshot with password reset showed wrong status
  • Fixed timing issue when tenant creates system snapshot simultaneously with provider using same name

vSAN Management#

  • Modified vSAN tier field to read-only
  • Added ability to disable network integrity checks for syncs
  • Enhanced vSAN diagnostics capabilities
  • Added guard-rails to integrity check with fix option (verification and alert banner)
  • Fixed issue where manual vSAN drive addition via diagnostics was possible

Miscellaneous#

  • Added table schema and deprecation info to swapper/API Docs
  • Enhanced catalog refresh throttling in tenants (single job)
  • Fixed offline license compatibility with themes
  • Only generate audit logs for manually deleted system snapshots
  • Added hostname and domain fields to all L3 network types
  • Removed obsolete v3 import tables

OS#

Core System#

  • Upgraded Kernel to 6.6.115
  • Upgraded QEMU to 10.0.5
  • Enhanced appserver functionality:
    • Fixed two potential deadlocks during controller handover
    • Fixed scheduler issues with DST and minute schedules
    • Fixed stack-based buffer overflow when network buffers fill during progress updates
    • Fixed integrity check startup check
    • Implemented lastlogin_ip update for credentials
    • Added IP allow/deny list support for credentials
    • Added authorization bearer support with API keys
    • Fixed audit event handling for failed sys token logins
    • Added cookies to login handling
    • Added reverse proxy support
    • Fixed timeout issue for scripts during shutdown
    • Fixed crash on shutdown with open SSL connections
    • Added fields and perm_check options to actions
    • Overhaul of permissions cache
    • Added HTTP response for exceeded connections
    • Added vector support to internal database

Storage & vSAN#

  • Enhanced vSAN functionality:
    • Added out-of-space handling to return errors to client
    • Added redundant device maps
    • Changed balancing to match node balancing
    • Fixed error codes for syncs
    • Out-of-space no longer overflows to tier 0
    • deletenode now requires storage removal first
    • Hash map changes check for required available storage
    • Changed default fuse_minworkers to 4 (from CPU core count)
    • Added /sys snapshots support
    • Added changeencpassword capability
    • Fixed fuse IO queue lockup
    • Rewrote IO queues to fix performance drop at depth limits
    • Added sequential readahead
    • Fixed abort procedure when committing deleted file
    • Fixed shutdown hang when settier called with no change
    • Added immutable snapshot type

Networking & Drivers#

  • Added kernel drivers for additional serial devices
  • Added workaround for Intel E810 NICs using RDMA (prevents network reset during high activity)
  • Added USB network device support
  • Time synchronized by fabric instead of NTP during boot
  • Fixed NVMe boot partition flashing with multichannel enabled
  • Added workaround for NVMe controllers supporting multipath

Security & Access#

  • Fixed caching issue for PAM when API down
  • Fixed issue where restarting fabric from SSH could cause fabric process exit
  • Added ability to start OS without appserver running
  • Enhanced PAM handling

System Services#

  • Added GCS with SSE commands for help
  • Added script for checking device map balance
  • Appserver unexpected shutdown only reboots node if vSAN can enter maintenance mode
  • Made several utility scripts executable
  • Added webserver JSON socket and json-api helper
  • When powering off node, running VMs gracefully powered off (with timeout) and flagged for restart on power-up

Upgrade Notes#

Important Upgrade Information

  • Reboot Required: Yes - all nodes will require restart
  • Theme Migration: Custom branding settings automatically migrated to new theme engine
  • Task Migration: Existing schedule_tasks automatically converted to new task engine
  • Terminology Changes: Cloud Snapshots → System Snapshots, Virtual Wires → Virtual Switch Ports, Media Images → Files
  • Network Defaults: New bonded networks default to LACP instead of Active-Backup
  • VM NIC Changes: New VMs have multiqueue enabled; existing VMs retain disabled state

Post-Upgrade Actions

  • Review and test new alarm notifications
  • Configure API keys for programmatic access if needed
  • Review converted task automation schedules
  • Consider implementing immutable snapshots for critical data
  • Update any external integrations referencing renamed features

Known Issues#

Current Limitations

  • Some NVMe drives have known issues with power management; cluster setting available to disable if needed
  • VLAN bonding uses Active-Backup mode only (not compatible with LACP)