The table below lists the compatibility and update history between ACOS versions and their corresponding kernel versions.
| ACOS version |
Kernel version |
Update details |
| 6.2 U1 |
kernel-4.19.90-2307.3.0.el7.v125.x86_64.rpm |
- Added support for HiSilicon SP680 series NICs.
- Added support for HiSilicon SP686C RAID card.
- Added ps3stor driver support for Linkdata 2230 series RAID cards.
- Upgraded Intel ixgbe driver to version 6.2.5.
- Improved Open vSwitch performance.
- Fixed the issue where Guest OS actively triggering SMI interrupts caused virtual machine crashes.
- Fixed the issue where printing kernel scheduler logs caused nodes to become unresponsive.
- Fixed the issue where the nouveau driver caused node crashes.
- Fixed scenarios where virtual machines failed to start.
|
| 6.2.0 |
kernel-4.19.90-2307.3.0.el7.v97.x86_64.rpm |
- Added support for SSSRAID controller card.
- Added support for Wangxun txgbe series 10-Gigabit NICs.
- Virtual machine CPU compatibility now supports Ice Lake CPU model.
- Fixed the issue where CPU usage spikes with QLogic NIC PTP feature enabled.
- Fixed the issue of abnormal Guest OS clock synchronization in vCPU hot-add scenarios.
- Fixed the security vulnerability CVE-2019-3016.
- Fixed the issue where PCIe devices that only support 32-bit MSI fail to work.
- Fixed the block layer I/O freeze caused by data inconsistency.
- Fixed the issue where online capacity reset in ext4 file system might cause data corruption.
- Fixed the issue where the memory subsystem may be corrupted.
- Fixed the issue where buffer I/O data may be inconsistent.
- Fixed the issue where KVM asynchronous page faults caused system freezes.
- Fixed a potential system freeze issue in the memory allocation path.
- Fixed an issue where passing through NVIDIA A-series GPUs to Windows VMs caused the host to crash and reboot.
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