红帽全球峰会7.13. 在新部署中禁用 TSX
从 Red Hat Enterprise Linux 8.3 开始，内核默认禁用对 Intel 事务同步扩展 (TSX)功能的支持。
您必须为新的 overcloud 显式禁用 TSX，除非您特别需要将其用于工作负载或第三方供应商。
在环境文件中设置 KernelArgs heat 参数。
parameter_defaults:
ComputeParameters:
KernelArgs: "tsx=off"
在运行 openstack overcloud deploy 命令时包含该环境文件：
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