content: blog: Release v45.0

content/en/blog/v45.0/index.md

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+---
+title: "Cloud Hypervisor v45.0 Released!"
+date: 2025-03-30T17:28:57Z
+draft: false
+contributors: [Cloud Hypervisor Team]
+---
+This release has been tracked in [v45.0 group](https://github.com/orgs/cloud-hypervisor/projects/6/views/4?filterQuery=release%3A%22Release+45%22) of our [roadmap project](https://github.com/orgs/cloud-hypervisor/projects/6/).
+
+Experimental `riscv64` Architecture Support
+-------------------------------------------
+
+Cloud Hypervisor now has experimental `riscv64` architecture
+support. Details can be found from the [riscv
+documentation](docs/riscv.md).
+
+Alphabetically Sorted CLI Options
+---------------------------------
+
+To improve the readability of CLI options, the output of the `--help`
+now is alphabetically sorted. (#6988)
+
+Improved Downtime of VM Live Migration
+--------------------------------------
+
+The downtime of VM live migration is reduced via delaying some of the
+tearing down process of the source VM after the destination VM is up and
+running. (#6987)
+
+Notable Bug Fixes
+-----------------
+
+* Fix seccomp filters related to http-api thread (#6967)
+* Handle cross-page access in the emulator for mshv (#6968)
+
+Contributors
+------------
+
+Many thanks to everyone who has contributed to our release:
+
+* Anatol Belski <anbelski@linux.microsoft.com>
+* Andrew Consroe <aconz2@gmail.com>
+* Bo Chen <bchen@crusoe.ai>
+* Jinank Jain <jinankjain@microsoft.com>
+* Jinrong Liang <cloudliang@tencent.com>
+* Philipp Schuster <philipp.schuster@cyberus-technology.de>
+* Ruoqing He <heruoqing@iscas.ac.cn>
+* Stefan Kober <stefan.kober@cyberus-technology.de>
+* Wei Liu <liuwe@microsoft.com>
+### Download
+ See the <a href="https://github.com/cloud-hypervisor/cloud-hypervisor/releases/tag/v45.0">GitHub Release</a> for the release assets.