Citrix XenServer Updates

Fixed: In rare circumstances when using NFS storage a soft lockup can occur in the control domain.

updates include fixes for technical issues

Optimizations to VM migration process to reduce migration time for heavily loaded VMs

Optimizations to VM migration process to reduce migration time

Updates to collected telemetry. For more information, see Data governance

In some situations, a VM export operation can fail to complete.

Update the Intel microcode to the IPU 2026.1 drop.

Update the Intel microcode to the IPU 2026.1 drop

Support for multiple concurrent VDI copy operations on the XFS SR type.

These updates include security fixes.

Support for multiple concurrent VDI copy operations on the XFS SR type.

updates contain fixes

Fixed Active Directory integration

Updates to collected telemetry

These updates include security fixes

Updates to collected telemetry.

Remove weak SSH cipher.

Resolved issues

Repeated Changed Block Tracking (CBT) enable/disable cycles

Update the Intel microcode to the IPU 2025.4 drop.

Update the Intel microcode to the IPU 2025.4 drop.

Reduce the time taken for a host to shutdown if the pool coordinator is unreachable.

General improvements

Fixed: Applying updates to a host originally installed from the August 2023

Fixed: Rare crash condition could result in VDIs

Fixed: NVMe emulation can cause installation failures

Per-VM CPU runnable metrics. See Monitor and manage your deployment.

Fixed: A rare crash condition

Per-VM CPU runnable metrics