@stormi Tested the new edk package at looks good to me. was able to reboot linux and freebsd VMs without a hitch with UEFI boot mode.
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RE: XCP-ng 8.3 betas and RCs feedback 🚀
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RE: XCP-ng 8.3 updates announcements and testing
Installed on my usual lab pool. No issues so far seen.
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RE: XCP-ng 8.3 updates announcements and testing
@gleh installed on my lab pool. Haven’t seen any issues so far.
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RE: XCP-ng 8.3 updates announcements and testing
Updated my Lab pool consisting of 2 Nodes this morning
Rebooted master first, then slave. No issues VMs migrated between reboots.
Couldn't see any issue til now. -
RE: XCP-ng 8.3 updates announcements and testing
Installed on my usual lab setup works fine so far although I have the "Fell back to full backup" message for qcow2 VMs
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RE: XCP-ng 8.3 updates announcements and testing
Upgraded my usual pool. VM migrations during reboot worked without issues. So far everything works
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RE: XCP-ng 8.3 updates announcements and testing
@stormi Installed on two node Pool. Both nodes are HP EliteDesk 800 G3 Miini. 10 Linux VMs with Secure Boot enabled and 1 Windows Server 2019 with SecureBoot and vTPM enabled. No issues. Migration between nodes worked flawlessly too.
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RE: XCP-ng 8.3 updates announcements and testing
@dthenot Only have 2 Test VMs currently not running with qcow2. Nothing production and nothing crucial. It's a lab pool. As I said just to understand the behavior when I test the new updates. But thanks for the details. Really appreciated
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RE: XCP-ng 8.3 updates announcements and testing
Installed on my Test pool with 2 HP EliteDesk 800 G3 mini. Except the no stats in XenOrchestra. Did some VM migragration between hosts, reboot testes (only Linux VMs though) and so far no issues.
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RE: XCP-ng 8.3 updates announcements and testing
Upgraded my dev Pool
2 HP EliteDesk 800 G3 Mini
One with i5 6500T and one i7 6700T
Both 32GB RAM, SATA and NVMe Storage
1x Intel NIC
1x RTL8139 NICUpdated Master first and then the second node. No issues so far.
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RE: XCP-ng 8.3 updates announcements and testing
Updated my Lab Pool.
For the Test:Reboot your VMs, starting with Linux VMs that use PCI passthrough (GPU, NVMe, NIC). The new HVM PIRQ default applies to every VM at its next boot. If you set platform:hvm-pirq on a VM yourself, that value is kept. Devices that worked before must still work, with similar performance and CPU usage. If one doesn't, check whether platform:hvm-pirq=true brings it back, and tell us.
-> No such VM on my Lab Pool, not tested
Run your usual Xen Orchestra backups (incremental with NBD, full) and a restore. Every NBD backup now goes through new code (tapdisk's NBD server, parallel requests), so they must complete, and shouldn't get slower.
-> ran a full backup job and an incremental backup job. No issues. No diffrences to previous backups.
Watch the disk performance of your busiest VMs, on VHD and QCOW2 SRs. The locking change in tapdisk applies to every VM disk, not only QCOW2.
-> Didn't notice any performance issues.
After running the snapshot_fixer.py script if necessary, take, revert to and delete snapshots, including on VMs with several disks, and check that the VMs and their disks are as expected afterwards. The fix changes how xapi handles VDIs during reverts and SR scans.
-> Performed test with 3 VMs, 1 with one disk, 2 with 2 discs. -> No issues seen.
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RE: XCP-ng 8.3 updates announcements and testing
Installed on my usual lab pool. No issues so far seen.
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RE: XCP-ng 8.3 updates announcements and testing
@gduperrey Installed on all pools. No issues so far.
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RE: XCP-ng 8.3 updates announcements and testing
@gleh installed on my lab pool. Haven’t seen any issues so far.
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RE: XCP-ng 8.3 updates announcements and testing
Thank you everyone for your tests and your feedback!
The updates are live now: https://xcp-ng.org/blog/2026/08/18/august-2026-updates-1-for-xcp-ng-8-3-lts/
Installed on my prod pool and instantly got an SMART error. What a timing
But other than that updates working withut issues. -
RE: XCP-ng 8.3 updates announcements and testing
@gleh installed on my lab pool. So far no issues.
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RE: XCP-ng 8.3 updates announcements and testing
Applied patches yesterday, No issue seen until today.
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RE: XCP-ng 8.3 updates announcements and testing
@rzr Installed on my 2 node lab pool, so far no issues.
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RE: XCP-ng 8.3 updates announcements and testing
@rzr Installed all currently available patches on my lab pool. No issue so far in normal use.
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RE: XCP-ng 8.3 updates announcements and testing
@rzr Installed on my usual lab pool. No immediate issues seen.